CN102803801B - 流动管线挡板阀 - Google Patents
流动管线挡板阀 Download PDFInfo
- Publication number
- CN102803801B CN102803801B CN201080025350.3A CN201080025350A CN102803801B CN 102803801 B CN102803801 B CN 102803801B CN 201080025350 A CN201080025350 A CN 201080025350A CN 102803801 B CN102803801 B CN 102803801B
- Authority
- CN
- China
- Prior art keywords
- holder
- seat
- hole
- upstream
- shoulder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0402—Cleaning, repairing, or assembling
- Y10T137/0491—Valve or valve element assembling, disassembling, or replacing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0402—Cleaning, repairing, or assembling
- Y10T137/0491—Valve or valve element assembling, disassembling, or replacing
- Y10T137/0497—Fluid actuated or retarded
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7898—Pivoted valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7898—Pivoted valves
- Y10T137/79—Head retained by removable closure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7898—Pivoted valves
- Y10T137/7901—Valve head movably connected for accommodation to seat
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Lift Valve (AREA)
Abstract
一种止回阀组件具有本体,该本体具有与上游流动通道和下游流动通道相交的中心腔。座通过螺纹接合固定在上游流动通道中。进入孔与所述腔交叉并且具有形成在其内的支撑肩部。保持件被支撑在所述支撑肩部上。挡板可枢转地固定到所述保持件并且位于所述腔中用以在打开位置和阻止流过所述座的闭合位置之间移动。进入孔中的直边缘部分与保持件中的直边缘部分接合,以防止所述保持件的转动。紧固件延伸通过所述支撑肩部中的穿孔,以与所述座相接合从而防止所述座的转动。
Description
相关申请的交叉引用
本申请要求2009年4月20日提交的,序列号为61/170,917的美国临时申请的优先权。
技术领域
本发明总体上涉及流动管线止回阀,并且具体地涉及用在油田维护操作中的挡板阀。
背景技术
止回阀通常用在井液压破裂操作中。通过流动管线将大泵连接到井,用以在高压力下将诸如水的流体泵送到井中,从而破裂地岩层。各种止回阀被连接到流动管线中,以防止返流回到泵。
常规的止回阀具有本体,所述本体具有由中心腔间隔开的上游流动通道和下游流动通道。阀座通过干涉配合压到下游流动通道中。挡板组件通过进入孔插入到本体中,用于与阀座接合。
尽管这种类型的止回阀工作良好,但是,通过止回阀的高流动速度可趋于使座从流动通道移除。其它改进也是所期望的,诸如简化挡板组件。
发明内容
一种止回阀组件,包括:具有中心腔的本体,所述中心腔与上游流动通道和下游流动通道相交,所述流动通道具有共同的流动通道轴线,该上游通道具有限定面向下游肩部的沉孔;座,所述座具有通过其的中心开口并且通过螺纹接合固定至所述上游流动通道中,该座的下游侧具有比该座的上游侧大的直径,限定了具有面向上游肩部的凸缘,该面向上游肩部与所述腔的上游壁间隔开一间隙,且所述座的上游端与所述本体的所述面向下游肩部邻接,所述座的所述上游侧具有与所述本体的所述面向下游肩部邻接并将其密封的密封件;与所述腔相交的进入孔,所述进入孔具有横向于所述流动通道轴线的进入孔轴线;形成在所述进入孔中的支撑肩部;可插入到所述进入孔中的保持件,所述保持件至少部分地围绕所述进入孔延伸并且处于所述支撑肩部上;和挡板,所述挡板可枢转地固定至所述保持件并且位于所述腔中以在打开位置和阻止流动通过所述座的所述开口的闭合位置之间移动。
挡板阀组件具有本体,所述本体具有由腔间隔开的上游流动通道和下游流动通道。进入孔横向于所述流动通道地延伸到所述腔中。阀座通过带螺纹的装置而不是通过压配合固定在上游流动通道中。用于挡板的保持件被支撑在所述进入孔中的支撑肩部上。挡板可枢转地安装至所述保持件并且延伸到所述腔中。防转动装置防止所述保持件在所述进入孔中转动。
在优选的实施方式中,所述防转动装置包括形成在所述进入孔中、在所述肩部下面的直边缘部分。所述保持件具有下垂凸缘,所述下垂凸缘具有与所述进入孔中的直边缘部分接合的直边缘部分。
在优选实施方式中,所述支撑肩部在所述座之上具有更宽部分。紧固件延伸通过所述支撑肩部的更宽部分中的孔,进入到与所述座接合中,以防止所述座的转动。
优选地,所述座具有上游侧,该上游侧邻接并且密封到所述本体中的上游通道中的面向下游的肩部。所述座可具有在它的下游侧上的外凸缘。在优选实施方式中,所述凸缘具有面向上游的肩部,该肩部与所述腔的上游壁间隔开一间隙。所述紧固件可以是与所述凸缘的边沿接合的固定螺钉。
附图说明
图1是根据本发明构造的挡板阀的剖视图。
图2是图1的挡板阀的本体的剖视图,其中去除掉了一些部件。
图3是沿着图2的线3-3截取的挡板阀的本体的剖视图。
图4是用于图1的挡板阀的保持件的顶视图。
图5是沿着图4的线5-5截取的,图4的保持件的剖视图。
图6是图4的保持件的底视图。
图7是图4的保持件当从右侧看时的侧视图。
图8是图1的挡板阀的部分地剖开的透视图。
具体实施方式
参考图2,挡板阀11具有本体13,本体13具有上游端15和下游端17。本体13通常连接至流动管线中,所述流动管线具有在从上游端15朝向下游端17的单个方向上的流动。在该实施例中,上游端15具有用于接收常规的连接接头的套环的外螺纹。下游端17处于所述连接接头的匹配构造中。然而,下游端17和上游端15可颠倒。此外,可使用除了接头式连接以外的其它类型的连接,诸如夹子。
本体13具有上游通道23、中心腔或室21,和下游通道19。上游通道23和下游通道19是沿着流动通道轴线24同轴的。进入孔25形成在所述本体13中,用以进入中心室21。进入孔25位于优选为垂直于流动通道轴线24并且与流动通道轴线24交叉的轴线26上。
上游壁或肩部27位于所述中心室21的上游端和上游通道23之间的交叉点处。这个肩部,在这里被称作接合肩部27,在垂直于轴线24的平面中。上游通道23具有沉孔,所述沉孔在接合肩部27处开始并且向上游延伸一选定距离,终止于沉孔肩部29。沉孔肩部29也在垂直于轴线24的平面中并且面向下游。一组螺纹31形成在接合肩部27和沉孔肩部29之间的上游通道23中。优选为,螺纹31在接合肩部27处开始并且在到达沉孔肩部29之前终止。
进入孔25也具有一组内螺纹33。螺纹33被设置成接纳在图1中由点划线示出的帽35,所述帽35形成进入孔25内的密封。进入孔支撑肩部37面向上朝向螺纹33。进入孔肩部37是环形的,但是在它的上游侧上相对于进入孔轴线26具有更大的径向尺寸或宽度,限定凸缘39。凸缘39的径向尺寸是沿着轴线26的径向线从进入孔25的侧壁到凸缘39的端部40的径向距离。在图3中也示出了,凸缘39的端部40是位于与流动通道轴线24垂直的平面中的直边缘。然而,凸缘的端部40可以是除了直的之外的其它形状。穿孔41,优选为带螺纹,位于凸缘39内并且向下延伸到中心室21中。
还参考图4,保持件43被支撑在进入孔肩部37和凸缘39上。保持件43是具有大中央通孔44的平坦盘。在这个实施例中,保持件43具有马蹄形的形状,具有两个下游端45,所述两个下游端45限定到达内部通孔44的间隙或入口;然而,根据需要,可去除端部45,以使保持件43是完整的环形。如图5所示的那样,保持件43具有沿着其周边延伸的下垂凸缘47。相对于进入孔26,凸缘47具有大约与进入孔肩部37相同的径向尺寸的部分。如图6中所示的那样,凸缘47在它的上游侧上具有更大的径向尺寸或厚度,以匹配凸缘39的径向尺寸。凸缘47具有直边缘部分48,其与轴线孔肩部的直边缘部分40匹配和接触的。当彼此对齐地接触时,直边缘部分40、48起到防转动装置的作用,以防止保持件43的转动。
也如同在图6和7中所示的那样,保持件43在其下侧具有两个间隔开的铰接块49。铰接块49位于保持件43的上游侧处并且通过内通孔44彼此间隔开。各铰接块49具有从其中延伸通过的穿孔51。如图5中所示,各穿孔51优选为椭圆形。穿孔51的中心点彼此重合。
参考图1,座53具有外螺纹54,其与上游通道23的内螺纹31啮合。不是将外螺纹54直接设置在座53上,其它带螺纹的配置是可行的,诸如使用单独的带螺纹的保持环。座53具有延伸通过其中的开口或座通道55;通道55与流动管线通道23和19同轴的并且具有与流动管线通道23和19相同的直径。座53具有在它的上游端上的圆形密封件57,其邻接并且密封靠在沉孔肩部29上。可选地,围绕座55的上游端的圆周的密封件,与上游通道23的不带螺纹部分相接合是可行的。座55在它的下游端上具有外部凸缘59,其具有比螺纹54更大的外直径。凸缘59的外直径大约与中心室21的位于中心室21的上游端处的内直径相同。凸缘59具有与接合肩部27间隔开间隙的面向上游的侧。固定螺钉61延伸通过穿孔51并且接合凸缘59的外直径,以防止座53从螺纹31松开。
仍参考图1,挡板63在它的上游侧可具有垫圈65,用于与座53的下游侧接合,从而阻止从中心室21到上游通道23中的任何反向流动。挡板63通过包括两个凸片(仅示出一个)的U形夹67可枢转地连接到保持件43。U形夹67配合在所述两个铰接块49之间(图6)。U形夹67具有与铰接块的椭圆形孔51对准的圆柱形穿孔69(图6)。单个销71延伸通过穿孔69和51,以将挡板63可枢转地固定到保持件43。图8示出了U形夹67的其中一个臂和销71。
通过将座53固定到螺纹31而组装挡板阀11。固定螺钉61将被固定靠在座凸缘59上。U形夹67被销接到保持件43,接着将挡板63和保持件43的组件插入到进入孔25中。因为保持件的铰接块49将邻接凸缘39的端部40以及凸缘的直边缘部分48,所以保持件43将是自对准的。铰接块49和凸缘的直边缘部分48与凸缘的端部40的接合防止保持件43围绕进入孔25的轴线26的任何转动。然后将帽35固定到进入孔25中,以与进入孔25形成密封。帽35的下部部分邻接保持件43的上侧,以将保持件43保持在进入孔肩部37上。
在操作时,正常的流动将是从图1的左侧朝向右侧。从上游通道23到右侧的流动使得挡板63摆动打开,如同由箭头所指示的那样。当流动压力终止时,重力将使得挡板63移动回到图1中所示的位置。如果偶尔,下游通道19中的流体压力变得高于上游通道23中的流体压力,那么挡板63与座53的接合将防止在反向方向上的任何流动。座53的在上游流动通道23中的螺纹接合减少向下游流动以将座53从上游流动通道23移除的机会。
尽管已经在它的多个形式中的仅仅其中一个中示出了本发明,但是,这对本领域技术人员来说将是显而易见的,即,它不是限定性的而是在不脱离本发明的范围的情况下易于进行多种改变的。
Claims (18)
1.一种止回阀组件,包括:
具有中心腔的本体,所述中心腔与上游流动通道和下游流动通道相交,所述流动通道具有共同的流动通道轴线,该上游通道具有限定面向下游肩部的沉孔;
座,所述座具有通过其的中心开口并且通过螺纹接合固定至所述上游流动通道中,该座的下游侧具有比该座的上游侧大的直径,限定了具有面向上游肩部的凸缘,该面向上游肩部与所述腔的上游壁间隔开一间隙,且所述座的上游端与所述本体的所述面向下游肩部邻接,所述座的所述上游侧具有与所述本体的所述面向下游肩部邻接并将其密封的密封件;
与所述腔相交的进入孔,所述进入孔具有横向于所述流动通道轴线的进入孔轴线;
形成在所述进入孔中的支撑肩部;
可插入到所述进入孔中的保持件,所述保持件至少部分地围绕所述进入孔延伸并且处于所述支撑肩部上;和
挡板,所述挡板可枢转地固定至所述保持件并且位于所述腔中以在打开位置和阻止流动通过所述座的所述开口的闭合位置之间移动。
2.如权利要求1所述的止回阀组件,进一步包括:
具有一个在所述保持件上的部分和一个在所述支撑肩部上的部分的防转动装置,所述防转动装置防止所述保持件的转动。
3.如权利要求1所述的止回阀组件,进一步包括:
从所述支撑肩部朝着所述腔延伸的直边缘;和
从所述保持件延伸的凸缘,所述凸缘具有与所述直边缘对齐的直部分。
4.如权利要求1所述的止回阀组件,其中:
所述支撑肩部围绕所述进入孔的内直径连续地延伸;
所述支撑肩部在所述进入孔的上游侧上具有比所述支撑肩部的剩余部分更宽的部分;
在所述更宽的部分中形成穿孔;且
紧固件延伸通过所述穿孔并且延伸至与所述座的接合中,该紧固件防止所述座在所述上游通道内转动。
5.如权利要求1所述的止回阀组件,其中所述保持件包括:
盘,其具有通过该盘的中央通孔;并且
其中所述挡板通过销和U形夹装置可枢转地固定至所述盘。
6.如权利要求1所述的止回阀组件,其中:
所述上游流动通道具有一组内螺纹;且
所述座具有一组固定到所述内螺纹的外螺纹。
7.如权利要求1所述的止回阀组件,其中:
所述密封件的外直径比所述座的外直径小,且所述密封件的内直径比所述座的内直径大。
8.如权利要求1所述的止回阀组件,进一步包括:
一组从所述支撑肩部向外地形成在所述进入孔中的螺纹;
固定到所述进入孔中的螺纹并且接触所述保持件以将所述保持件保持在所述支撑肩部上的帽。
9.一种止回阀组件,包括:
具有中心腔的本体,所述中心腔与上游流动通道和下游流动通道相交,所述流动通道具有共同的流动通道轴线;
所述上游流动通道具有一组与所述腔邻近的内螺纹和在所述内螺纹的上游的面向下游的肩部;
座,所述座具有上游侧和下游侧,通过其的中心开口,圆周,该圆周具有一组与所述上游流动通道中的所述内螺纹接合的外螺纹,所述座的所述上游侧具有密封件且邻接所述面向下游的肩部,并且所述座的所述下游侧具有比所述座的上游侧大的直径,限定了具有面向上游肩部的凸缘,该凸缘的面向上游肩部与所述腔的上游壁间隔开一间隙;
与所述腔相交的进入孔,所述进入孔具有垂直于所述流动通道轴线的进入孔轴线;
形成在所述进入孔中并且面向上的支撑肩部,所述支撑肩部至少部分地围绕所述进入孔的内直径邻近所述进入孔与所述腔的接合处地延伸;
可插入到所述进入孔中的保持件,所述保持件是具有与所述腔连通的中央通孔的盘,所述保持件至少部分地围绕所述进入孔延伸并且被支撑在所述支撑肩部上;
在所述保持件上的铰接块;
在所述进入孔中并且在所述保持件上的防转动装置,所述防转动装置防止所述保持件的转动;和
挡板,所述挡板通过销可枢转地固定至所述保持件的所述铰接块上,并且位于所述腔中用以在打开位置和阻止流动通过所述座的所述开口的闭合位置之间移动。
10.如权利要求9所述的止回阀组件,其中所述防转动装置包括:
从所述支撑肩部向下延伸的直边缘;和
从所述保持件向下延伸的凸缘,所述凸缘具有与所述直边缘对齐以确保所述保持件与所述座的方位的直部分。
11.如权利要求9所述的止回阀组件,其中:
所述支撑肩部在垂直于所述进入孔轴线的平面中围绕所述进入孔的所述内直径连续地延伸;
所述支撑肩部在所述座之上具有比所述支撑肩部的剩余部分更宽的部分;
在所述更宽的部分中形成穿孔;和
紧固件延伸通过所述穿孔并且延伸到与所述座接合中,所述紧固件防止所述座在所述上游通道内转动。
12.如权利要求9所述的止回阀组件,其中:
所述密封件的外直径比所述座的外直径小,且所述密封件的内直径比所述座的内直径大。
13.如权利要求9所述的止回阀组件,其中所述防转动装置包括:
从所述支撑肩部向下延伸的直边缘;且
其中所述铰接块接合所述直边缘。
14.如权利要求9所述的止回阀组件,进一步包括:
一组在所述支撑肩部上方的所述进入孔中形成的螺纹;和
帽,所述帽固定至所述进入孔中的所述螺纹上,并且与所述保持件的上侧邻接以将所述保持件保持在所述支撑肩部上。
15.一种止回阀组件,包括:
具有中心腔的本体,所述中心腔与上游流动通道和下游流动通道相交,所述流动通道具有共同的流动通道轴线,所述上游通道具有限定面向下游肩部的沉孔;
所述上游流动通道具有一组内螺纹;
座,所述座具有上游侧和下游侧,通过其的中央开口,所述上游侧具有一组与所述上游流动通道中的所述内螺纹接合的外螺纹,和在所述座的所述上游侧上的外凸缘,该外凸缘与所述腔的上游壁间隔开一间隙,且所述座的上游侧具有密封件且与所述本体的面向下游肩部邻接;
与所述腔相交的进入孔,所述进入孔具有垂直于所述流动通道轴线的进入孔轴线;
围绕所述进入孔的内直径形成的、面向上的并且位于垂直于所述进入孔轴线的平面中的支撑肩部;
紧固件,所述紧固件延伸通过所述支撑肩部中的穿孔进入到与所述座的凸缘的接合中以防止所述座转动;
可插入到所述进入孔中的保持件,所述保持件是具有中央通孔的盘,所述保持件被支撑在所述支撑肩部上;
在所述保持件上的至少一个铰接块;
直边缘部分,其从所述支撑肩部向下延伸并且被所述保持件接合以防止所述保持件的转动;和
挡板,所述挡板可枢转地固定至所述保持件上的所述至少一个铰接块和销,并且位于所述腔中用以在打开位置和阻止流动通过所述座的开口的闭合位置之间移动。
16.如权利要求15所述的止回阀组件,其中:
所述至少一个铰接块包括彼此间隔开的一对铰接块。
17.如权利要求15所述的止回阀组件,其中所述保持件具有大体上马蹄形的形状的构造。
18.如权利要求15所述的止回阀组件,其中所述保持件可从与所述座相分离的所述进入孔拆掉。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17091709P | 2009-04-20 | 2009-04-20 | |
US61/170,917 | 2009-04-20 | ||
PCT/US2010/031738 WO2010123889A2 (en) | 2009-04-20 | 2010-04-20 | Flowline flapper valve |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102803801A CN102803801A (zh) | 2012-11-28 |
CN102803801B true CN102803801B (zh) | 2014-05-21 |
Family
ID=42980083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080025350.3A Active CN102803801B (zh) | 2009-04-20 | 2010-04-20 | 流动管线挡板阀 |
Country Status (10)
Country | Link |
---|---|
US (2) | US8261771B2 (zh) |
EP (1) | EP2422120B1 (zh) |
CN (1) | CN102803801B (zh) |
AU (1) | AU2010239366A1 (zh) |
BR (1) | BRPI1013313A2 (zh) |
CA (1) | CA2764310C (zh) |
EA (1) | EA201171267A1 (zh) |
MX (1) | MX2011011007A (zh) |
SG (1) | SG175263A1 (zh) |
WO (1) | WO2010123889A2 (zh) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8870233B2 (en) | 2007-07-03 | 2014-10-28 | S.P.M. Flow Control, Inc. | Swivel joint with uniform ball bearing requirements |
EA201171267A1 (ru) | 2009-04-20 | 2012-04-30 | Эс.Пи.Эм. ФЛОУ КОНТРОЛ, ИНК. | Откидной клапан для напорного трубопровода |
SG176534A1 (en) | 2009-06-03 | 2012-01-30 | Weir Spm Inc | Plug valve indicator |
DE102010051156B4 (de) * | 2010-11-15 | 2014-01-09 | Viega Gmbh & Co. Kg | Rückschlagventil |
US8490648B2 (en) * | 2011-07-18 | 2013-07-23 | Valve Innovations, L.L.C. | Check valve |
CN104685274B (zh) | 2012-08-16 | 2017-03-08 | S.P.M.流量控制股份有限公司 | 具有预加载密封部分的柱塞阀 |
US9322243B2 (en) | 2012-08-17 | 2016-04-26 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
US9273543B2 (en) | 2012-08-17 | 2016-03-01 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
US8967183B2 (en) * | 2012-10-19 | 2015-03-03 | Msd Research, Inc. | Drain line access device |
JP5859467B2 (ja) * | 2013-01-09 | 2016-02-10 | 株式会社ニフコ | ホールプラグ |
USD707332S1 (en) | 2013-03-15 | 2014-06-17 | S.P.M. Flow Control, Inc. | Seal assembly |
USD707797S1 (en) | 2013-03-15 | 2014-06-24 | S.P.M. Flow Control, Inc. | Seal segment |
US9568138B2 (en) | 2013-07-01 | 2017-02-14 | S.P.M. Flow Control, Inc. | Manifold assembly |
US9376930B2 (en) * | 2013-10-30 | 2016-06-28 | Hyundai Motor Company | Waste gate valve |
WO2016205208A1 (en) | 2015-06-15 | 2016-12-22 | S.P.M. Flow Control, Inc. | Full-root-radius-threaded wing nut having increased wall thickness |
EP3338013B1 (en) * | 2015-08-20 | 2020-05-13 | FMC Technologies, Inc. | Flapper valve with improved flapper |
US10677365B2 (en) | 2015-09-04 | 2020-06-09 | S.P.M. Flow Control, Inc. | Pressure relief valve assembly and methods |
US10197172B2 (en) * | 2016-02-11 | 2019-02-05 | S.P.M. Flow Control, Inc. | Clapper valve |
PE20180974A1 (es) | 2016-04-07 | 2018-06-14 | Australian Rubber Products Pty Ltd | Valvula de compuerta con revestimiento para el cuerpo de la valvula |
US10890265B2 (en) | 2016-05-23 | 2021-01-12 | Fmc Technologies, Inc. | Check valve |
FR3065777B1 (fr) * | 2017-04-27 | 2019-07-12 | Airbus Operations | Systeme d'adaptation comportant un bouchon, pour un clapet anti-retour monte sur un carter |
US10295071B2 (en) | 2017-06-16 | 2019-05-21 | Cantex International, Inc. | Flapper valve |
US10550665B1 (en) | 2017-08-24 | 2020-02-04 | Telos Industries Inc. | Electronically controlled pressure relief valve system |
US11187058B2 (en) | 2017-08-24 | 2021-11-30 | Telos Industries Inc. | Pressure relief system for hydraulic pumping operations |
US10612678B1 (en) | 2017-08-24 | 2020-04-07 | Telos Industries Inc. | Method of servicing an electronically controlled PRV system |
CN110966165A (zh) * | 2018-09-28 | 2020-04-07 | 扬亿精密科技股份有限公司 | 防止回灌中央环 |
EP3874188A4 (en) * | 2018-10-31 | 2022-03-23 | MCC Holdings, Inc. d/b/a Crane ChemPharma & Energy | METHOD OF MANUFACTURING A BLOCK FORGED SWING CHECK VALVE BODY WITH A FULLY ENCAPSULATED SEAT RING |
WO2020197589A1 (en) * | 2018-11-08 | 2020-10-01 | S.P.M. Flow Control, Inc. | Clapper check valve with a valve seat seal member |
US11306835B1 (en) | 2019-06-17 | 2022-04-19 | KHOLLE Magnolia 2015, LLC | Flapper valves with hydrofoil and valve systems |
US11454328B2 (en) * | 2019-09-10 | 2022-09-27 | Jeffrey Allen Bertrem | Industrial high pressure hand valve |
US11098821B1 (en) * | 2019-10-10 | 2021-08-24 | Cantex International, Inc. | Flapper valve |
US11867043B1 (en) | 2019-12-13 | 2024-01-09 | Klx Energy Services Llc | Remotely-controlled pressure bleed-off system |
US11353117B1 (en) | 2020-01-17 | 2022-06-07 | Vulcan Industrial Holdings, LLC | Valve seat insert system and method |
US11261979B2 (en) * | 2020-02-15 | 2022-03-01 | Fmc Technologies, Inc. | Check valve pivot pin retainer seal |
US11421679B1 (en) | 2020-06-30 | 2022-08-23 | Vulcan Industrial Holdings, LLC | Packing assembly with threaded sleeve for interaction with an installation tool |
US11421680B1 (en) | 2020-06-30 | 2022-08-23 | Vulcan Industrial Holdings, LLC | Packing bore wear sleeve retainer system |
US11384756B1 (en) | 2020-08-19 | 2022-07-12 | Vulcan Industrial Holdings, LLC | Composite valve seat system and method |
USD986928S1 (en) | 2020-08-21 | 2023-05-23 | Vulcan Industrial Holdings, LLC | Fluid end for a pumping system |
USD997992S1 (en) | 2020-08-21 | 2023-09-05 | Vulcan Industrial Holdings, LLC | Fluid end for a pumping system |
USD980876S1 (en) | 2020-08-21 | 2023-03-14 | Vulcan Industrial Holdings, LLC | Fluid end for a pumping system |
US11391374B1 (en) | 2021-01-14 | 2022-07-19 | Vulcan Industrial Holdings, LLC | Dual ring stuffing box |
US11434900B1 (en) * | 2022-04-25 | 2022-09-06 | Vulcan Industrial Holdings, LLC | Spring controlling valve |
US11920684B1 (en) | 2022-05-17 | 2024-03-05 | Vulcan Industrial Holdings, LLC | Mechanically or hybrid mounted valve seat |
Family Cites Families (378)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US580226A (en) | 1897-04-06 | Subaqueous pipe-tunnel | ||
US345420A (en) * | 1886-07-13 | Assig-noe of one | ||
US375464A (en) | 1887-12-27 | Method of and apparatus for laying submarine pipes | ||
US741477A (en) | 1902-05-10 | 1903-10-13 | John R Flinn | Curb box and cock support. |
US1201022A (en) | 1916-02-01 | 1916-10-10 | Philip Conniff | Pipe-coupling. |
US1473634A (en) | 1918-04-05 | 1923-11-13 | Vapor Car Heating Co Inc | Valve-operating mechanism |
US1379092A (en) | 1920-06-23 | 1921-05-24 | Adam Cwik | Safety-valve |
US1452603A (en) | 1921-03-19 | 1923-04-24 | Howard P Himes | Bearing |
US1664493A (en) | 1922-01-27 | 1928-04-03 | Gas Res Co | Valve |
US1483001A (en) | 1922-11-06 | 1924-02-05 | Kurre August | Curb cock |
US1488211A (en) | 1923-01-24 | 1924-03-25 | Andrew L Loeffler | Oil-well-controlling valve attachment |
US1543637A (en) | 1923-04-05 | 1925-06-23 | John M Woll | Device for controlling the flow of wells |
GB255970A (en) | 1925-05-06 | 1926-08-05 | Emil Perman | Improvements in and relating to water piping |
US1607463A (en) | 1926-03-26 | 1926-11-16 | Kent Harry | Device for applying control heads for wells |
US1675808A (en) | 1927-02-05 | 1928-07-03 | Charles J Kliss | Pipe joint |
US1764936A (en) | 1927-06-25 | 1930-06-17 | Limitorque Corp | Control means for power-operated mechanisms |
US1798498A (en) | 1929-10-30 | 1931-03-31 | Record Foundry & Machine Co | Lubricated valve |
US1889256A (en) | 1931-08-07 | 1932-11-29 | Robert U Lipscomb | Check valve |
US1990090A (en) | 1933-04-19 | 1935-02-05 | Alfred R Packard | Valve operating mechanism |
US2197320A (en) | 1937-12-06 | 1940-04-16 | Frick Co | Electric control valve |
US2404142A (en) | 1940-09-14 | 1946-07-16 | Logansport Machine Inc | Tube coupling |
US2310813A (en) | 1940-12-06 | 1943-02-09 | Gilbert J Sellmeyer | Work guide for saw tables |
US2391266A (en) | 1941-03-31 | 1945-12-18 | Parker Appliance Co | Tube and protective sleeve assembly |
US2310583A (en) | 1941-04-03 | 1943-02-09 | Reed Roller Bit Co | Valve |
GB578008A (en) | 1941-11-07 | 1946-06-12 | Asiatic Petroleum Co Ltd | Improvements in rupturing diaphragms used as valves |
US2361881A (en) | 1942-10-10 | 1944-10-31 | Gen Electric | Relief valve |
US2339287A (en) | 1942-11-04 | 1944-01-18 | Jr Frederick E Neef | Portable fuel dispenser |
US2354161A (en) | 1943-02-08 | 1944-07-18 | Waterman William | Automatic cutoff device |
GB619950A (en) | 1945-10-01 | 1949-03-17 | Mcgraw Electric Co | Corrosion preventing means for ferrous metal water tanks |
US2587212A (en) | 1946-04-20 | 1952-02-26 | Placette Theodore | Relief valve |
US2589144A (en) | 1946-08-01 | 1952-03-11 | Standard Oil Dev Co | Pressure release equipment |
US2506162A (en) | 1946-08-14 | 1950-05-02 | Ingersoll Rand Co | Clearance valve assembly |
US2612340A (en) | 1948-05-12 | 1952-09-30 | Milton P Laurent | Rotary plug valve |
US2694503A (en) | 1948-11-19 | 1954-11-16 | Aerojet General Co | Diaphragm safety device |
US2576431A (en) | 1948-11-30 | 1951-11-27 | White Products Corp | Pressure relief safety device |
US2606068A (en) | 1949-11-14 | 1952-08-05 | Laurie J Bonacor | Fertilizer distributor |
US2663458A (en) | 1950-05-11 | 1953-12-22 | Jr William F Macglashan | Rupture diaphragm unit |
US2717001A (en) * | 1950-07-15 | 1955-09-06 | Perrault Ainslie | Valve seat |
US2746773A (en) | 1951-10-06 | 1956-05-22 | Chiksan Co | Safety fitting for fluid handling structure |
GB731895A (en) | 1952-08-27 | 1955-06-15 | A P G Valve Company Proprietar | Improvements relating to plug cocks |
US2766999A (en) | 1954-02-12 | 1956-10-16 | Gray Tool Co | Conduit connection with conically formed interengaging seats on seal and connection members |
US2795459A (en) | 1955-10-03 | 1957-06-11 | Wade & Co R M | Irrigation sprinkler mounting |
US2925827A (en) | 1955-10-14 | 1960-02-23 | Crane Co | Swing check valve |
US2923317A (en) * | 1955-11-17 | 1960-02-02 | Crane Co | Swing check valve |
US3024047A (en) | 1958-01-20 | 1962-03-06 | Parker Hannifin Corp | Flared tube coupling having a thin film sealing means |
US3108939A (en) | 1958-02-14 | 1963-10-29 | Rolland C Sabins | Platinum plug-valve metal anode for cathodic protection |
US3072379A (en) | 1958-08-04 | 1963-01-08 | Fmc Corp | Rotary valve having segmental seat inserts and a resilient retaining sleeve |
US2969492A (en) | 1959-01-30 | 1961-01-24 | Mission Mfg Co | Full passage clapper valve |
US3061267A (en) | 1959-02-19 | 1962-10-30 | Fmc Corp | Plug valve |
US3064940A (en) | 1959-09-03 | 1962-11-20 | Acf Ind Inc | Eccentric plug valve |
US3113792A (en) | 1960-02-16 | 1963-12-10 | Fmc Corp | Pipe union with separable flange for nut |
US3060961A (en) * | 1960-09-19 | 1962-10-30 | Edwin E Conley | Pivoted valve structure |
US3160426A (en) | 1961-03-13 | 1964-12-08 | Aerojet General Co | Pipe coupling having secondary resilient seal means |
US3150681A (en) | 1961-05-29 | 1964-09-29 | Crane Co | Ball valve |
DE1166571B (de) | 1961-11-29 | 1964-03-26 | Fmc Corp | Hahn mit O-Ringabdichtung und einem durch fest angeordnete zylindersegmentfoermige Einsatzstuecke gelagerten Kueken |
US3216746A (en) | 1962-03-29 | 1965-11-09 | Gray Tool Co | Sealing ring coupling |
US3238687A (en) | 1962-10-01 | 1966-03-08 | Custom Plastics Inc | Panel |
US3204484A (en) | 1962-11-16 | 1965-09-07 | Calco Mfg Company | Spider drive rotary valve actuating mechanism |
US3357679A (en) | 1963-10-31 | 1967-12-12 | Acf Ind Inc | Multi-material elastomer seal |
US3343802A (en) | 1964-01-27 | 1967-09-26 | Schuilwerve Steven | Pressure sealed rotary cylindrical shut-off valve |
US3228334A (en) | 1964-02-12 | 1966-01-11 | George K Oss | Bondless "high performance" rocket nozzle closure |
US3241567A (en) | 1964-06-26 | 1966-03-22 | Int Harvester Co | Pilot operated relief valve |
US3403931A (en) | 1964-08-11 | 1968-10-01 | Gray Tool Co | Clamp |
US3294425A (en) | 1964-08-27 | 1966-12-27 | Imp Eastman Corp | Flared fitting |
US3346002A (en) | 1965-02-12 | 1967-10-10 | Halliburton Co | Rotary valve with expandable liner |
US3404698A (en) | 1965-05-26 | 1968-10-08 | Navy Usa | Fluid charging valve |
US3439897A (en) | 1966-06-28 | 1969-04-22 | Hills Mccanna Co | Ball valve assembly with both high and low pressure side seals |
US3341232A (en) | 1966-09-09 | 1967-09-12 | United States Pipe Foundry | Pipe joint |
US3425661A (en) | 1967-01-24 | 1969-02-04 | Mayo Valve Corp | Plug valve |
US3561727A (en) | 1968-01-25 | 1971-02-09 | Domer Scaramucci | High stress valve seal and valves |
US3472479A (en) | 1968-02-07 | 1969-10-14 | Clemar Mfg Corp | Power actuated valve with manually adjustable means for volume regulation and for manually operating valve when motor power is inoperative |
US3467224A (en) | 1968-03-05 | 1969-09-16 | Mary Lou Curtis | Cable safety clamping device for oil wells and the like |
US3455534A (en) | 1968-05-06 | 1969-07-15 | Balon Corp | Valve and two-piece seat assembly |
US3554581A (en) | 1968-05-23 | 1971-01-12 | Halliburton Co | Seal assembly in a conduit connection |
US3556474A (en) | 1968-08-19 | 1971-01-19 | Domer Scaramucci | Dual sealed ball valves |
US3571896A (en) | 1968-12-03 | 1971-03-23 | Tyler Pipe Ind Inc | Pipe joint make-or-break tool |
US3594835A (en) | 1969-09-17 | 1971-07-27 | Pipeline Products And Services | Float device for pipelines |
US3630483A (en) | 1970-03-11 | 1971-12-28 | Otis Eng Co | Valves |
US3680188A (en) | 1970-06-11 | 1972-08-01 | Halliburton Co | Method of assembling a seal unit |
US3712585A (en) | 1970-08-27 | 1973-01-23 | Gen Ind Inc | Seals for ball valves |
US3687415A (en) | 1970-12-28 | 1972-08-29 | Hill Mccanna Co | Manually operable power actuated valve |
US3726314A (en) | 1971-08-18 | 1973-04-10 | A Moen | Valve seal construction |
FR2174782B1 (zh) | 1972-03-10 | 1975-03-21 | Lafourcade Jean Michel | |
DE2216615A1 (de) | 1972-04-06 | 1973-10-18 | Siemens Ag | Sicherheitsarmatur |
US3972364A (en) | 1972-05-24 | 1976-08-03 | Grove Valve And Regulator Company | Pressure surge relief system |
US3789872A (en) | 1972-05-31 | 1974-02-05 | R Elliott | Hydraulic control means for check valves |
US3901259A (en) | 1972-06-12 | 1975-08-26 | Marston Excelsior Ltd | Pressure relief apparatus |
US3840048A (en) | 1972-07-03 | 1974-10-08 | Stanadyne Inc | Seal construction |
US3916950A (en) | 1972-11-03 | 1975-11-04 | Stanadyne Inc | Seal construction |
US3813733A (en) | 1973-02-16 | 1974-06-04 | I Flohr | Safety cable and band |
NL7304591A (zh) | 1973-04-03 | 1974-10-07 | ||
IT993825B (it) | 1973-08-30 | 1975-09-30 | Ind Meccanica Brevetti Pedrazz | Mandrino articolato per curvare tubi |
US3845876A (en) | 1973-10-01 | 1974-11-05 | Acf Ind Inc | Pressure tank safety vent system |
US3894718A (en) | 1973-10-19 | 1975-07-15 | Whitey Research Tool Co | Ball valve |
US4027696A (en) * | 1973-11-14 | 1977-06-07 | Guyton Glen B | Check valve |
US3934608A (en) * | 1973-11-14 | 1976-01-27 | Guyton Glen B | Check valve |
US3937240A (en) * | 1974-03-22 | 1976-02-10 | Nanny Walter C | Check valve |
US4022427A (en) | 1974-08-05 | 1977-05-10 | Dresser Industries, Inc. | Sleeve valve mandrel and seal means for indexing valve assembly |
US4093180A (en) | 1974-10-08 | 1978-06-06 | James M. Carroll Company | Geared hand wheel for butterfly valves |
US3933172A (en) | 1975-02-24 | 1976-01-20 | Grove Valve And Regulator Company | Pipeline surge reliever with sanitary barrier |
US3942551A (en) | 1975-03-06 | 1976-03-09 | Wheatley Company | Hydraulic damping means for hinged check valve |
US3974848A (en) * | 1975-05-16 | 1976-08-17 | Thomas Wheatley | Three pot two way check valve |
SU567001A1 (ru) | 1975-07-03 | 1977-07-30 | Всесоюзный научно-исследовательский институт строительного и дорожного машиностроения | Предохранительный клапан |
US4146047A (en) | 1975-09-12 | 1979-03-27 | Black, Sivals & Bryson, Inc. | Integral fluid pressure rupturable apparatus |
GB1536728A (en) | 1975-09-17 | 1978-12-20 | Rockwell International Corp | Plastics ball valve |
US3967842A (en) | 1975-09-22 | 1976-07-06 | Halliburton Company | High pressure tubular swivel joint |
US4046164A (en) | 1975-10-14 | 1977-09-06 | Rockwell International Corporation | Lift check valve with dashpot |
US4059872A (en) | 1975-11-24 | 1977-11-29 | Domenico Delesandri | Hose clamp assembly |
CA1041981A (en) | 1975-12-05 | 1978-11-07 | Ron Woronowicz | Valve |
DE2558272A1 (de) | 1975-12-23 | 1977-07-07 | Elco Oel & Gasbrenner | Drosselklappe |
US4113228A (en) | 1976-02-02 | 1978-09-12 | Frye James A | Rotary plug valve |
SU585898A1 (ru) | 1976-03-09 | 1977-12-30 | Специальное Конструкторско-Технологическое Бюро "Стройдормаш" | Оправка дл гибки труб |
US4150847A (en) | 1976-06-04 | 1979-04-24 | Cenzo Herbert A De | Flexible tube coupling with symmetrical anchor ring |
US4086803A (en) | 1976-06-25 | 1978-05-02 | Crc-Crose International, Inc. | Pipe bending mandrel |
DE2642743C3 (de) | 1976-09-23 | 1981-12-17 | Benteler-Werke Ag Werk Neuhaus, 4790 Paderborn | Vorrichtung zum Herstellen einer Kraftfahrzeug-Achse |
JPS6050526B2 (ja) | 1977-03-04 | 1985-11-08 | マツダ株式会社 | 2重管の湾曲成形法 |
JPS53125261A (en) | 1977-04-08 | 1978-11-01 | Rinpei Murata | Bent pipe manufacturing process |
US4605036A (en) | 1977-06-22 | 1986-08-12 | Xomox Corporation | Valve housing with removable self-contained valving unit |
DE2757352B2 (de) | 1977-12-22 | 1981-06-19 | Carl Heinz Dipl.-Ing. 4050 Mönchengladbach Häfele | Selbsttätig arbeitendes Rückschlagventil |
US4218080A (en) | 1978-01-30 | 1980-08-19 | Halliburton Company | Repairable composite seal ring |
DE7809593U1 (de) | 1978-03-31 | 1978-08-24 | Pierburg Gmbh & Co Kg, 4040 Neuss | Thermozeitventil |
US4171095A (en) | 1978-05-11 | 1979-10-16 | Filan A Laverne | Sprinkler and valve operator |
US4254793A (en) | 1979-01-15 | 1981-03-10 | Domer Scaramucci | Ball valve having valve chamber venting seal assemblies |
GB2056025B (en) | 1979-08-10 | 1983-07-06 | Serck Industries Ltd | Fluid flow control valve |
DE2933265A1 (de) * | 1979-08-16 | 1981-02-26 | Kraftwerk Union Ag | Daempfungseinrichtung fuer rueckschlagarmaturen |
US4261387A (en) | 1979-10-01 | 1981-04-14 | Grove Valve And Regulator Company | Pipeline surge relief system |
US4286621A (en) | 1979-12-17 | 1981-09-01 | Geosource Inc. | Dual acting check valve dampener |
FR2473670B1 (fr) | 1980-01-15 | 1985-06-28 | Electricite De France | Soupape de surete equipee d'un frein hydraulique et frein hydraulique susceptible d'etre insere dans une soupape existante |
US4367571A (en) | 1980-03-07 | 1983-01-11 | Webco Industrial Rubber Limited | Adjustable clamp for fastening around a tubular or like object |
US4338707A (en) | 1980-03-10 | 1982-07-13 | Ta Mfg. Corp. | Clamp |
DE3162504D1 (en) | 1980-07-21 | 1984-04-12 | Imi Marston Ltd | Safety pressure relief device incorporating arrester bar |
JPS5773187U (zh) | 1980-10-21 | 1982-05-06 | ||
JPS5779400U (zh) | 1980-10-31 | 1982-05-17 | ||
US4327768A (en) | 1980-11-10 | 1982-05-04 | Acf Industries, Incorporated | Bottom outlet valve open and closed indicator |
US4378849A (en) | 1981-02-27 | 1983-04-05 | Wilks Joe A | Blowout preventer with mechanically operated relief valve |
US4485843A (en) | 1981-05-05 | 1984-12-04 | Wolff Robert C | Variable pressure relief and control valve |
US4437791A (en) | 1982-04-02 | 1984-03-20 | Reynolds Graeme E | Clamp for hydraulic hose bundles |
US4448148A (en) | 1982-05-03 | 1984-05-15 | Amsted Industries Incorporated | Post indicating valve assembly indicator |
US4445255A (en) | 1982-05-19 | 1984-05-01 | Koomey, Inc. | Hose clamp for supporting a vertically extending control line |
AU1610283A (en) | 1982-06-23 | 1984-01-05 | Maxwell Graham Begley | Conduit clamp |
DE3270633D1 (en) | 1982-08-19 | 1986-05-22 | Vickers Systems Gmbh | Pressure-limiting apparatus |
US4524599A (en) | 1982-09-27 | 1985-06-25 | Bailey Gregory W | Rotary compression bending machine |
IE56062B1 (en) | 1982-10-28 | 1991-04-10 | Johnson Matthey Plc | Pressure relief device |
US4478388A (en) | 1982-11-01 | 1984-10-23 | Xomox Corporation | Plug valve with removable lip insert means |
US4497344A (en) | 1982-12-06 | 1985-02-05 | Dresser Industries, Inc. | Frangible valve stem assembly for rotary valve |
US4511120A (en) | 1983-03-11 | 1985-04-16 | Kerotest Manufacturing Corp. | Plastic service valve |
GB2140338B (en) | 1983-04-20 | 1986-11-19 | Stockton Eng Ltd | Flexible tube bending mandrel |
DE3316979C2 (de) | 1983-05-09 | 1986-10-23 | Jürgen Dipl.-Ing. 8402 Neutraubling Guido | Druckanschluß einer Kraftstoff-Einspritzleitung für Dieselmotoren |
US4506696A (en) | 1983-06-20 | 1985-03-26 | Von Pechmann Heinz A | Gas tight plug valve |
US4531542A (en) | 1983-08-22 | 1985-07-30 | Baird Manufacturing Company | Fluid dampened back pressure regulator |
US4616803A (en) | 1983-08-23 | 1986-10-14 | Keystone International, Inc. | Declutchable valve override |
DE3341643A1 (de) | 1983-11-17 | 1985-05-30 | Hydro-Blaster AG, Zug | Vorgesteuertes druckentlastungs- und steuerventil |
US4597505A (en) | 1984-04-09 | 1986-07-01 | Continental Disc Corporation | Rupture disc with selectively positioned initial buckling |
US4716930A (en) | 1984-04-09 | 1988-01-05 | Sanders Associates, Inc. | Pneumatic time delay valve |
JPS6193344A (ja) | 1984-10-15 | 1986-05-12 | Matsushita Electric Ind Co Ltd | 給湯機器 |
US4667570A (en) | 1984-12-21 | 1987-05-26 | The Boeing Company | Integral hydraulic blocking and relief valve |
GB2174442B (en) | 1985-05-04 | 1988-07-13 | British Petroleum Co Plc | Subsea oil production system |
GB8600441D0 (en) | 1986-01-09 | 1986-02-12 | Thermal Technology Ltd | Pressure relief systems |
RU1417281C (ru) | 1986-03-07 | 1995-07-09 | Научно-исследовательский институт автоматизированных средств производства и контроля | Оправка для гибки труб |
US4842014A (en) * | 1986-07-15 | 1989-06-27 | Wheatley Pump And Valve, Inc. | Check valve hanger mechanism |
SU1391769A1 (ru) | 1986-07-22 | 1988-04-30 | Ленинградский Политехнический Институт Им.М.И.Калинина | Трубогибочное устройство |
GB8623900D0 (en) | 1986-10-04 | 1986-11-05 | British Petroleum Co Plc | Subsea oil production system |
US4848398A (en) | 1986-12-12 | 1989-07-18 | Jaffrey Fire Protection Co., Inc. | Ball gate pressure relief valve |
FR2613020A1 (fr) | 1987-03-23 | 1988-09-30 | Dresser Ind | Soupape de surete ou surpression |
RU1466084C (ru) | 1987-04-30 | 1995-06-27 | Научно-исследовательский институт автоматизированных средств производства и контроля | Способ изготовления гибкой крутоизогнутых патрубков |
JPS6472806A (en) | 1987-09-14 | 1989-03-17 | Nippon Concrete Ind Co Ltd | Manufacture of mortar square tube and its mold |
US4864696A (en) | 1988-02-24 | 1989-09-12 | Tokheim Corporation | Hose clamp for a fuel dispensing system |
SU1721368A1 (ru) | 1988-02-29 | 1992-03-23 | Производственное объединение "Уралмаш" | Запорно-выпускное устройство трубопровода |
US4836240A (en) | 1988-03-31 | 1989-06-06 | Webster Electric Company, Inc. | Pilot-assisted pressure relief valve |
FR2635476A1 (fr) | 1988-08-18 | 1990-02-23 | Soferal Sarl | Machine pour la fabrication de coudes de raccordement |
US4896367A (en) | 1988-10-24 | 1990-01-23 | H & R Valve, Ltd. | Anti-corrosive stuffing box assembly |
CA1281997C (en) | 1988-10-28 | 1991-03-26 | Roderick D. Mcleod | Wellhead isolation tool |
US4969482A (en) | 1988-12-01 | 1990-11-13 | Flodyne Controls, Inc. | Emergency fuel shut-off valve |
GB2228885A (en) | 1989-01-14 | 1990-09-12 | Benteler Werke Ag | Method and apparatus for producing a hollow body with a varying profile |
US4915418A (en) | 1989-05-19 | 1990-04-10 | Urdan Industries (Usa), Inc. | Hinged pipe coupling |
US5199464A (en) | 1989-12-28 | 1993-04-06 | Interprovincial Pipe Line, Inc. | Pipeline repair sleeve assembly having heat sink groove |
US5046525A (en) | 1990-06-15 | 1991-09-10 | Ames Company, Inc. | Differential loading fluid check valve |
US5056548A (en) * | 1990-10-12 | 1991-10-15 | Kf Industries, Inc. | Check valve assembly with removable seat |
US5188397A (en) | 1990-12-04 | 1993-02-23 | Cooper Industries, Inc. | Clamp and clamp supporting apparatus |
US5178185A (en) | 1991-03-06 | 1993-01-12 | Hydra-Shield Manufacturing Inc. | Suction inlet valve for fire truck pumpers |
US5165478A (en) | 1991-09-16 | 1992-11-24 | Conoco Inc. | Downhole activated process and apparatus for providing cathodic protection for a pipe in a wellbore |
US5161570A (en) * | 1991-09-18 | 1992-11-10 | Scaramucci John P | Top-entry check valve with threaded fasteners |
US5143112A (en) * | 1991-09-18 | 1992-09-01 | Scaramucci John P | Top-entry check valve with cartridge secured by threaded projections |
US5161566A (en) * | 1991-09-18 | 1992-11-10 | Scaramucci John P | Top-entry check valve with screw-in seat |
CN2118877U (zh) * | 1992-01-06 | 1992-10-14 | 成龙塑胶厂股份有限公司 | 改进的单向中间阀 |
ITGE920022A1 (it) | 1992-03-06 | 1993-09-06 | Tecno Plastic Srl | "valvola di ritegno polifunzionale" |
IL105616A (en) | 1993-05-05 | 1997-07-13 | Israel Benraft Ind Ltd | Squib valve |
USD360728S (en) | 1993-08-27 | 1995-07-25 | Shinko Electric Co., Ltd. | Rail for a linear motor driven conveyance device for conveying small things |
DE69425668T2 (de) | 1993-10-29 | 2001-04-19 | Lancer Corp | Sicherheitsventilsitz für verdrängerpumpe |
US5341840A (en) * | 1993-11-12 | 1994-08-30 | Tom Wheatley Valve Company | Bonnetless swing check valve |
US5411056A (en) * | 1993-12-09 | 1995-05-02 | 432583 B.C. Ltd. | Pressure relief valve |
US5439027A (en) | 1994-01-21 | 1995-08-08 | Halliburton Company | High pressure regulating valve |
US5417402A (en) | 1994-02-10 | 1995-05-23 | Alliedsignal Inc. | Shutoff and pressure regulating valve |
US5441072A (en) | 1994-02-28 | 1995-08-15 | Rhone-Poulenc Inc. | Fuel additive metering system |
AU2092095A (en) | 1994-03-04 | 1995-09-18 | Safoco, Inc. | Valve actuator apparatus and method |
US5477752A (en) | 1994-03-07 | 1995-12-26 | Dyna-Torque Company, Inc. | Valve actuator declutch mechanism |
NZ288487A (en) | 1994-06-15 | 1998-10-28 | Fmc Corp | Adjustable pipe joint comprises a swivel joint having a male connector with stepped outer annular grooves and female connector with stepped inner annular grooves fitting therearound, the grooves together forming an arcuate race containing ball bearings |
JPH0875022A (ja) | 1994-07-01 | 1996-03-19 | Sekisui Chem Co Ltd | 絶縁バルブ |
RU2088831C1 (ru) | 1994-08-04 | 1997-08-27 | Акционерное общество закрытого типа Научно-производственное предприятие "Новатор-Н" | Пробковый кран |
US5522420A (en) | 1994-08-18 | 1996-06-04 | Martin; Kelly W. | Fuel flow cut-off safety switch box |
US5526883A (en) | 1994-10-13 | 1996-06-18 | Safoco, Inc. | Safety valve closure system |
JPH08128536A (ja) | 1994-11-02 | 1996-05-21 | Kubota Corp | バタフライ弁 |
US5507533A (en) | 1994-12-15 | 1996-04-16 | Mumma; Donald | Hose connector |
JP3607339B2 (ja) | 1995-02-13 | 2005-01-05 | 甲南電機株式会社 | 過負荷防止装置 |
DE29504952U1 (de) | 1995-03-23 | 1996-07-25 | Behr Thomson Dehnstoffregler | Ventilteller für ein Thermostatventil |
JP3041346B2 (ja) | 1995-04-20 | 2000-05-15 | 栄信産業株式会社 | さく井工事の塩ビ管接合用ホルダー |
JPH08300052A (ja) | 1995-04-28 | 1996-11-19 | Showa Alum Corp | 中空材の曲げ加工方法、中空材及び中空材の両端部蓋装置 |
US5538296A (en) | 1995-05-16 | 1996-07-23 | Horton; Duane | Swivel joint |
US5947152A (en) * | 1995-08-11 | 1999-09-07 | Grinnell Corporation | Check valve and backflow preventer |
US5755427A (en) | 1996-02-23 | 1998-05-26 | Naf Ab | Self adjusting ball valve assembly |
EP0793043A1 (en) | 1995-09-20 | 1997-09-03 | Kitz Corporation | Valve driving device |
US5544675A (en) | 1995-10-06 | 1996-08-13 | Midland Manufacturing Corp. | Frangible valve handle |
US5584315A (en) * | 1995-12-18 | 1996-12-17 | Ames Company, Inc. | Check valve assembly and method for mounting and installing check valves within a housing |
US5983826A (en) | 1995-12-22 | 1999-11-16 | The Toro Company | Fluid control valve having mechanical pressure indicator |
US6003837A (en) | 1996-02-20 | 1999-12-21 | Bray International, Inc. | Valve actuator |
US5689862A (en) | 1996-05-02 | 1997-11-25 | Spm, Inc. | Safety clamp |
BR9709342A (pt) | 1996-05-22 | 1999-08-10 | Fmc Corp | Junta "pup" integral |
US5676348A (en) | 1996-06-12 | 1997-10-14 | Fmc Corporation | Asymmetric seal segment configuration |
JPH10175026A (ja) | 1996-12-17 | 1998-06-30 | Nippon Steel Corp | 管のハイドロフォーム加工方法 |
JP3007580B2 (ja) | 1996-12-20 | 2000-02-07 | 株式会社シマノ | 軸受の伸縮リテーナー |
WO1997013398A2 (en) | 1996-12-30 | 1997-04-17 | T.M.B. Pensioen B.V. | Metal-to-metal rotatory valve systems without sealing rings |
US5832947A (en) | 1997-01-17 | 1998-11-10 | Niemczyk; Andrew | Gas shut-off and pressure relief valve for a high pressure gas vessel |
DE19707228A1 (de) | 1997-02-24 | 1998-08-27 | Rudi Maas | Biegedorn |
SE511110C2 (sv) | 1997-12-15 | 1999-08-09 | Avonni Ab | Korrosionsskydd vid vattenbehandlingsanordning i ett slutet ledningssystem |
CN1069852C (zh) | 1998-02-05 | 2001-08-22 | 曾绍谦 | 滚锻缩管法及其装置 |
US5971007A (en) | 1998-03-19 | 1999-10-26 | Snap-Tite Technologies, Inc. | Piston valve |
US6079439A (en) | 1998-05-26 | 2000-06-27 | Hartley; Thomas W. | Insulated valve housing |
DE29812929U1 (de) | 1998-07-21 | 1998-10-08 | Idt Ind Und Dichtungstechnik G | Flachringdichtung |
US6082707A (en) | 1998-10-23 | 2000-07-04 | Gulf Technologies International, L.C. | Valve seat and method |
US6085572A (en) | 1998-10-28 | 2000-07-11 | Tube Bending Cocepts, Inc. | Tube bending mandrel |
US6155091A (en) | 1999-02-26 | 2000-12-05 | Arvin Industries, Inc. | Mandrel assembly for tube-bending apparatus |
JP2000330646A (ja) | 1999-05-18 | 2000-11-30 | Komatsu Ltd | 減圧弁 |
CA2286872A1 (en) | 1999-10-18 | 2001-04-18 | Richard D. Williams | Hydraulically operated pressure relief valve |
US6361051B1 (en) | 1999-11-08 | 2002-03-26 | Eaton Coporation | Face seal for barrel type water valve |
US6240951B1 (en) | 1999-12-31 | 2001-06-05 | The B. F. Goodrich Company | Inflation system and valve for use therein |
US6230733B1 (en) | 2000-01-20 | 2001-05-15 | Oklahoma Safety Equipment Co. | Self-contained rupture disk cartridge |
US6209561B1 (en) | 2000-02-28 | 2001-04-03 | Spm Flow Control, Inc. | Emergency pressure relief valve |
US6382247B1 (en) | 2000-03-31 | 2002-05-07 | Task Force Tips, Inc. | Dry sectional gate relief valve |
CN2426550Y (zh) * | 2000-04-13 | 2001-04-11 | 刘庆 | 深井泵自控阀 |
JP2001355774A (ja) | 2000-06-13 | 2001-12-26 | Tokyo Metropolis | 異種金属部材の防食構造 |
JP2002098068A (ja) | 2000-09-21 | 2002-04-05 | Toyoda Mach Works Ltd | ポンプ装置 |
DE20021823U1 (de) | 2000-12-22 | 2001-03-15 | Voss Fluidtechnik Gmbh & Co Kg | Druckanzeiger für Drucksysteme |
US6554024B2 (en) | 2001-01-23 | 2003-04-29 | Cooper Cameron Corporation | Stem seal pressure telltale |
US6554249B2 (en) | 2001-05-30 | 2003-04-29 | Fmc Technologies, Inc. | Plug valve having seal segments with booster springs |
FR2825765B1 (fr) | 2001-06-06 | 2003-09-26 | Eurocopter France | Roulement a deux rangees dissymetriques de billes a contact oblique, et montage de pignons en porte-a-faux sur un tel roulement |
US20020185867A1 (en) | 2001-06-08 | 2002-12-12 | Stachowiak Robert S. | Water heater connection system |
US6595555B2 (en) | 2001-09-13 | 2003-07-22 | Fmc Technologies, Inc. | Coiled tubing swivel with stepped bearing races |
JP4344884B2 (ja) | 2001-11-01 | 2009-10-14 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 超過圧力防止システム |
US6770177B2 (en) | 2001-11-07 | 2004-08-03 | Ingersoll-Rand Company | Cathodic protection system for air compressor tanks |
NZ548505A (en) * | 2001-12-28 | 2007-12-21 | Helix Medical Llc | A flapper valve for a voice prosthesis |
US6837266B2 (en) | 2002-03-25 | 2005-01-04 | Permco, Inc. | Remotely actuated multiple pressure direct acting relief valve |
US6843265B2 (en) | 2002-04-16 | 2005-01-18 | Taylor Innovations, L.L.C. | Pressure relief system with supply activated valve |
US6742538B1 (en) | 2002-04-19 | 2004-06-01 | Western Valve | Method and apparatus for orbital and seal welded relief device on a compressed gas cylinder |
GB0213635D0 (en) | 2002-06-13 | 2002-07-24 | Alpha Thames Ltd | Pressure protection system |
US6880568B1 (en) | 2002-08-07 | 2005-04-19 | Taylor Innovations, L.L.C. | Pressure relief system with multi-port valve |
RU2242313C2 (ru) | 2002-08-19 | 2004-12-20 | Открытое акционерное общество "АВТОВАЗ" | Устройство для гибки труб |
US7028778B2 (en) | 2002-09-11 | 2006-04-18 | Hiltap Fittings, Ltd. | Fluid system component with sacrificial element |
DE10246787A1 (de) | 2002-10-08 | 2004-04-22 | Bosch Rexroth Ag | Druckbegrenzungsventil |
JP2004190769A (ja) | 2002-12-10 | 2004-07-08 | Toto Ltd | シリンダ弁 |
NO317432B1 (no) | 2002-12-23 | 2004-10-25 | Bakke Oil Tools As | Fremgangsmåte og anordning for trykkstyrt sekvensregulering |
US6752377B1 (en) | 2003-01-24 | 2004-06-22 | Taylor Innovations L.L.C. | Pressure relief valve with selectable orifice size |
US6886593B2 (en) | 2003-02-20 | 2005-05-03 | Ross Operating Valve Company | Safety valve with pressure indicator |
CN1548701A (zh) | 2003-05-18 | 2004-11-24 | 兰州矿场机械有限公司 | 用于石油矿场的压裂基液配制车及配制压裂基液的方法 |
JP2005007438A (ja) | 2003-06-19 | 2005-01-13 | Opton Co Ltd | 曲げ加工用マンドレル |
US6978799B2 (en) | 2003-10-22 | 2005-12-27 | S.P.M. Flow Control, Inc. | Emergency pressure relief valve with enhanced reset |
US7004445B2 (en) | 2003-10-27 | 2006-02-28 | Safoco, Inc. | Mechanical override for a valve actuator |
US7516942B2 (en) | 2003-11-19 | 2009-04-14 | Parker-Hannifin Corporation | Plug-style air-conditioning service valve |
US7051751B2 (en) | 2003-12-05 | 2006-05-30 | Pressure Spcacialist, Inc. | Burst disk assembly |
JP4015125B2 (ja) | 2004-03-03 | 2007-11-28 | ナブテスコ株式会社 | 背圧弁及びアクチュエーションシステム |
US7285190B2 (en) | 2004-03-24 | 2007-10-23 | Martin Jr Edgar Virgil | Corrosion guard |
US6945569B1 (en) | 2004-04-28 | 2005-09-20 | S.P.M. Flow Control, Inc. | Enhanced durability hammer union |
US7549681B1 (en) | 2004-04-29 | 2009-06-23 | S.P.M. Flow Control, Inc. | Flowline clamp connector |
US7204525B2 (en) | 2004-04-29 | 2007-04-17 | S.P.M. Flow Control, Inc. | Flowline clamp connector |
US7086131B2 (en) | 2004-05-14 | 2006-08-08 | Victaulic Company | Deformable mechanical pipe coupling |
US7086416B2 (en) * | 2004-05-27 | 2006-08-08 | Zimmerman & Jansen, Inc. | Valve assembly having a compensating gate |
DE102004028437B3 (de) | 2004-06-14 | 2006-03-02 | Sauer-Danfoss Aps | Ventilanordnung |
DE102004033453A1 (de) | 2004-07-06 | 2006-01-26 | J. Lorch Gesellschaft & Co. Gmbh | Überdruckventil |
US7302961B2 (en) | 2004-09-01 | 2007-12-04 | Flow-Safe, Inc. | Surge relief valve |
US7152622B2 (en) * | 2004-11-16 | 2006-12-26 | Valve Innovations, Llc | Check valve |
JP2006194334A (ja) | 2005-01-13 | 2006-07-27 | Nachi Fujikoshi Corp | リリーフバルブ |
US7784483B2 (en) | 2005-01-21 | 2010-08-31 | Zurn Industries, Llc | Backflow preventer |
US7823265B2 (en) | 2005-02-15 | 2010-11-02 | S.P.M. Flow Control, Inc. | Flowline torque arm assembly |
US20060266422A1 (en) | 2005-05-26 | 2006-11-30 | Feenstra Shawn J | Check valve with an improved clapper and valve seat |
CA2514658A1 (en) | 2005-08-03 | 2007-02-03 | Frac Source Inc. | Well servicing rig and manifold assembly |
US7784489B2 (en) * | 2005-08-11 | 2010-08-31 | Envirotech Pumpsystems, Inc. | Check valve for a self-priming pump |
KR100540392B1 (ko) | 2005-09-23 | 2006-01-11 | 주식회사 삼진정밀 | 부식방지용 콘트롤밸브 |
KR100540389B1 (ko) | 2005-09-23 | 2006-01-11 | 주식회사 삼진정밀 | 부식방지용 차단 밸브 |
KR100540390B1 (ko) | 2005-09-23 | 2006-01-11 | 주식회사 삼진정밀 | 공기배출기능을 갖는 쓰리웨이밸브가 구비된 부식방지용제수밸브 |
US7516941B2 (en) | 2005-10-11 | 2009-04-14 | Elkhart Brass Manufacturing Company, Inc. | Valve with actuation sub-assembly |
NO325528B1 (no) | 2005-12-19 | 2008-06-09 | Tdw Offshore Services As | "Forspent tetningselementarrangement" |
US20070262029A1 (en) | 2006-01-09 | 2007-11-15 | Takashi Yoshida | Actuated pressure control valve assembly and method |
USD549850S1 (en) | 2006-03-21 | 2007-08-28 | Richard Perlman | Door threshold |
CN2901281Y (zh) | 2006-04-10 | 2007-05-16 | 浙江大学 | 一种多功能高压设备安全性能检测装置 |
GB2439552B (en) | 2006-05-20 | 2011-03-02 | Vetco Gray Controls Ltd | Pipeline protection system |
US20070272308A1 (en) * | 2006-05-24 | 2007-11-29 | Wayne Spears | Check Valve With Oblong Hinge Openings |
KR100621158B1 (ko) | 2006-06-15 | 2006-09-07 | 주식회사 삼진정밀 | 체크기능을 갖는 부식방지용 제수밸브 |
USD570501S1 (en) | 2006-06-19 | 2008-06-03 | Action Industries | Threshold |
AU2007286053B2 (en) | 2006-08-11 | 2012-11-15 | Nypro Inc. | Medical valve with expandable member |
GB0617369D0 (en) | 2006-09-02 | 2006-10-11 | Ford Global Tech Llc | Pressure relief valve |
KR100716760B1 (ko) | 2006-10-31 | 2007-05-14 | 주식회사 삼진정밀 | 내부 부식방지 밸브 |
US7451959B2 (en) | 2006-12-14 | 2008-11-18 | S.P.M. Flow Control, Inc. | Plug valve having a seal boss |
CN101205798A (zh) | 2006-12-22 | 2008-06-25 | 张庆兰 | 矿用钻机钻杆防滑夹持器 |
CN200999609Y (zh) | 2007-01-06 | 2008-01-02 | 中国石化集团胜利石油管理局井下作业三公司 | 环保型酸化压裂车 |
US7950409B2 (en) | 2007-01-30 | 2011-05-31 | Fike Corporation | Rupture disc assembly that withstands much higher back pressures than actuation pressure |
US20080196773A1 (en) | 2007-02-16 | 2008-08-21 | Honeywell International, Inc. | Ventline control valve assembly |
CN201043685Y (zh) | 2007-03-16 | 2008-04-02 | 谢绍明 | 管道安全运行实时监控系统 |
CA2684598A1 (en) | 2007-04-19 | 2009-02-19 | Wise Well Intervention Services, Inc. | Well servicing modular combination unit |
US20080264649A1 (en) | 2007-04-29 | 2008-10-30 | Crawford James D | Modular well servicing combination unit |
JP4996990B2 (ja) | 2007-06-14 | 2012-08-08 | ダイセン株式会社 | 逃がし弁 |
US20080308159A1 (en) * | 2007-06-15 | 2008-12-18 | Stunkard Gerald A | Top entry swing check valve |
US8870233B2 (en) | 2007-07-03 | 2014-10-28 | S.P.M. Flow Control, Inc. | Swivel joint with uniform ball bearing requirements |
GB2452801B (en) | 2007-07-03 | 2012-04-18 | Spm Flow Control Inc | Swivel joint with uniform ball bearing requirements |
US8196229B1 (en) | 2007-07-25 | 2012-06-12 | Hickok Richard F | Adjustable floor drain |
KR100832065B1 (ko) | 2007-07-31 | 2008-05-27 | 주식회사 삼진정밀 | 소형 제수밸브의 부식 방지 장치 |
CN101367099B (zh) | 2007-08-14 | 2010-05-19 | 西北工业大学 | 柔性弯管芯模 |
NO328942B1 (no) | 2008-05-15 | 2010-06-21 | Aker Subsea As | Manifoldstruktur med justerbare braketter |
RU2367770C1 (ru) | 2008-05-20 | 2009-09-20 | Закрытое Акционерное Общество Финансовая Компания "Центр-Космос-Нефть-Газ" | Комплекс оборудования для управления скважиной газового месторождения |
RU2367771C1 (ru) | 2008-05-20 | 2009-09-20 | Иван Георгиевич Лачугин | Комплекс оборудования для управления скважиной нефтегазового месторождения |
CN201206648Y (zh) * | 2008-05-20 | 2009-03-11 | 核电秦山联营有限公司 | 核一级高Cv值旋启式止回阀 |
US8042565B2 (en) | 2008-05-23 | 2011-10-25 | Wcm Industries, Inc. | Double check back flow prevention device |
JP4706981B2 (ja) | 2008-06-13 | 2011-06-22 | Toto株式会社 | シリンダ弁 |
CN101303033B (zh) | 2008-07-03 | 2011-06-08 | 中国第一冶金建设有限责任公司 | 用于液压系统的操作控制油路中的充液卸荷阀 |
CN201262043Y (zh) | 2008-09-19 | 2009-06-24 | 胡业喜 | 洗井专用卡箍总成 |
CN101539218B (zh) | 2008-09-19 | 2010-10-27 | 上海汇益控制系统股份有限公司 | 一种高旁减温减压阀执行机构的控制模块 |
US7711500B1 (en) | 2008-10-24 | 2010-05-04 | General Electric Company | Pressure relief valve monitoring |
CA2747707A1 (en) | 2008-12-18 | 2010-07-15 | Weir Spm, Inc. | Hydraulic unloading valve |
NO329775B1 (no) | 2009-03-17 | 2010-12-13 | Aker Subsea As | Stigerørsklemme |
US8181663B2 (en) | 2009-04-13 | 2012-05-22 | Fike Corporation | Pressure relief device having support member with recessed areas |
EA201171267A1 (ru) | 2009-04-20 | 2012-04-30 | Эс.Пи.Эм. ФЛОУ КОНТРОЛ, ИНК. | Откидной клапан для напорного трубопровода |
US8000909B2 (en) | 2009-05-27 | 2011-08-16 | Dresser, Inc. | System and method for monitoring and controlling pressure relief valve performance |
SG176534A1 (en) | 2009-06-03 | 2012-01-30 | Weir Spm Inc | Plug valve indicator |
US8695627B2 (en) | 2009-06-24 | 2014-04-15 | S.P.M. Flow Control, Inc. | Stand for pressure relief valve |
CN201496006U (zh) | 2009-07-30 | 2010-06-02 | 无锡金帆钻凿设备有限公司 | 一种手动夹持装置 |
US8656990B2 (en) | 2009-08-04 | 2014-02-25 | T3 Property Holdings, Inc. | Collection block with multi-directional flow inlets in oilfield applications |
US9057448B2 (en) | 2009-08-11 | 2015-06-16 | Safoco, Inc. | Internal relief valve for a valve actuator |
CN201545914U (zh) | 2009-10-28 | 2010-08-11 | 中国科学院金属研究所 | 一种大口径管道外壁腐蚀控制用牺牲阳极保护装置 |
CN101722221B (zh) | 2009-11-06 | 2011-07-06 | 王吉光 | 一种螺杆弯管机的加工工艺 |
GB2476954A (en) | 2010-01-14 | 2011-07-20 | Tiss Ltd | Anti siphon device |
GB2477357A (en) | 2010-02-02 | 2011-08-03 | Subsea 7 Ltd | Clamp and fitting apparatus for pipe, cable or other elongate element |
US8763983B2 (en) | 2010-03-31 | 2014-07-01 | Safoco, Inc. | Safety valve and method of use |
US8851108B2 (en) | 2010-03-31 | 2014-10-07 | Safoco, Inc. | Safety valve and method of use |
US8490949B2 (en) | 2010-03-31 | 2013-07-23 | Worldwide Oilfield Machine, Inc. | Valve stem assembly for rotary valve and method |
CN201650157U (zh) | 2010-04-15 | 2010-11-24 | 杨鑫 | 抽油光杆卡子 |
US8376046B2 (en) | 2010-04-26 | 2013-02-19 | II Wayne F. Broussard | Fractionation system and methods of using same |
CN201739525U (zh) | 2010-07-26 | 2011-02-09 | 杭州浙临阀门有限公司 | 蒸汽弹性双密封减压阀 |
US9441453B2 (en) | 2010-08-04 | 2016-09-13 | Safoco, Inc. | Safety valve control system and method of use |
CN103097787A (zh) | 2010-08-04 | 2013-05-08 | 赛科能源设备有限公司 | 安全阀控制系统及其使用方法 |
CN201747313U (zh) | 2010-09-02 | 2011-02-16 | 中国石油化工股份有限公司 | 高压油气井安全控制装置 |
US9163619B2 (en) | 2010-09-17 | 2015-10-20 | Safoco, Inc. | Valve actuator control system and method of use |
USD660984S1 (en) | 2010-10-12 | 2012-05-29 | Gracious Living Innovations, Inc. | Vane for architectural opening |
WO2012051309A2 (en) | 2010-10-12 | 2012-04-19 | Qip Holdings, Llc | Method and apparatus for hydraulically fracturing wells |
USD660461S1 (en) | 2010-10-12 | 2012-05-22 | Gracious Living Innovations, Inc. | Vane for architectural opening |
US8550521B2 (en) | 2010-10-14 | 2013-10-08 | Roger Arthur Ohman, III | Tubing grab assembly |
GB2493900A (en) | 2010-12-15 | 2013-02-27 | Kevin Alan Lesley Musk | A multiple water pump system |
US8474521B2 (en) | 2011-01-13 | 2013-07-02 | T-3 Property Holdings, Inc. | Modular skid system for manifolds |
US8469108B2 (en) | 2011-01-13 | 2013-06-25 | T-3 Property Holdings, Inc. | Adjustable support system for manifold to minimize vibration |
US8813836B2 (en) | 2011-01-13 | 2014-08-26 | T-3 Property Holdings, Inc. | Uni-bore dump line for fracturing manifold |
US20120219354A1 (en) | 2011-02-24 | 2012-08-30 | Bauer Ryan E | Cup-lock coupler clamp for detachably attaching at any elevation on a vertical tube of the cup-lock scaffold system |
PL2726705T3 (pl) | 2011-04-07 | 2019-01-31 | Evolution Well Services, Llc | Mobilny, modularny, elektrycznie zasilany system przeznaczony dla zastosowania przy szczelinowaniu formacji podziemnych |
CN202047762U (zh) | 2011-05-02 | 2011-11-23 | 王建军 | 卡箍式常用接头搬抬工具 |
US9103465B2 (en) | 2011-07-18 | 2015-08-11 | Safoco, Inc. | Dual piston actuator and method of use |
CN202144943U (zh) | 2011-07-25 | 2012-02-15 | 烟台杰瑞石油装备技术有限公司 | 一种液氮泵橇 |
CN202255848U (zh) | 2011-08-10 | 2012-05-30 | 巩宁峰 | 一种高压安全阀检测系统 |
WO2013023154A1 (en) | 2011-08-10 | 2013-02-14 | S.P.M. Flow Control, Inc. | Pressure relief valve assembly |
CN102323158B (zh) | 2011-08-10 | 2014-06-11 | 巩宁峰 | 一种高压安全阀检测系统 |
CN202255937U (zh) | 2011-08-31 | 2012-05-30 | 南京梅山冶金发展有限公司 | 一种硫酸异地取样装置 |
CN202208237U (zh) | 2011-09-14 | 2012-05-02 | 宁波天益齿轴齿轮有限公司 | 一种牵引器 |
USD675750S1 (en) | 2011-09-20 | 2013-02-05 | Kingdm Llc | Storm shutter track guard |
USD666326S1 (en) | 2011-12-06 | 2012-08-28 | Azek Building Products, Inc. | Crown moulding |
US20130248182A1 (en) | 2012-03-21 | 2013-09-26 | Schlumberger Technology Corporation | Modular manifold of a wellsite fluid system and method of using same |
KR101191630B1 (ko) | 2012-04-24 | 2012-10-17 | (주) 삼진정밀 | 다기능 제수밸브 |
CN202718658U (zh) | 2012-07-17 | 2013-02-06 | 宝鸡石油机械有限责任公司 | 一种模块化双机双泵固井水泥撬 |
CN104685274B (zh) | 2012-08-16 | 2017-03-08 | S.P.M.流量控制股份有限公司 | 具有预加载密封部分的柱塞阀 |
USD703294S1 (en) | 2012-08-16 | 2014-04-22 | S.P.M. Flow Control, Inc. | Seal side segment |
US9273543B2 (en) | 2012-08-17 | 2016-03-01 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
US9322243B2 (en) | 2012-08-17 | 2016-04-26 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
USD707332S1 (en) | 2013-03-15 | 2014-06-17 | S.P.M. Flow Control, Inc. | Seal assembly |
USD707797S1 (en) | 2013-03-15 | 2014-06-24 | S.P.M. Flow Control, Inc. | Seal segment |
-
2010
- 2010-04-20 EA EA201171267A patent/EA201171267A1/ru unknown
- 2010-04-20 CA CA2764310A patent/CA2764310C/en active Active
- 2010-04-20 EP EP10767632.2A patent/EP2422120B1/en not_active Not-in-force
- 2010-04-20 AU AU2010239366A patent/AU2010239366A1/en not_active Abandoned
- 2010-04-20 SG SG2011076106A patent/SG175263A1/en unknown
- 2010-04-20 US US12/763,786 patent/US8261771B2/en active Active
- 2010-04-20 MX MX2011011007A patent/MX2011011007A/es active IP Right Grant
- 2010-04-20 WO PCT/US2010/031738 patent/WO2010123889A2/en active Application Filing
- 2010-04-20 BR BRPI1013313A patent/BRPI1013313A2/pt not_active Application Discontinuation
- 2010-04-20 CN CN201080025350.3A patent/CN102803801B/zh active Active
-
2012
- 2012-09-10 US US13/608,562 patent/US8978695B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
SG175263A1 (en) | 2011-11-28 |
CN102803801A (zh) | 2012-11-28 |
EA201171267A1 (ru) | 2012-04-30 |
US8261771B2 (en) | 2012-09-11 |
US8978695B2 (en) | 2015-03-17 |
EP2422120A2 (en) | 2012-02-29 |
CA2764310A1 (en) | 2010-10-28 |
EP2422120A4 (en) | 2013-04-17 |
WO2010123889A2 (en) | 2010-10-28 |
WO2010123889A3 (en) | 2011-02-17 |
MX2011011007A (es) | 2012-02-13 |
CA2764310C (en) | 2015-06-23 |
US20100263744A1 (en) | 2010-10-21 |
EP2422120B1 (en) | 2016-05-25 |
BRPI1013313A2 (pt) | 2017-05-16 |
US20130000745A1 (en) | 2013-01-03 |
AU2010239366A1 (en) | 2011-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102803801B (zh) | 流动管线挡板阀 | |
US10941866B2 (en) | Stem guided valve | |
CA2612397C (en) | Plug valve having a seal boss | |
CN108953625A (zh) | 实现对阀总成的可靠密封的蝶阀布置 | |
EP2927545A1 (en) | Cage valve | |
JP2015178903A (ja) | シャットオフバルブ | |
JP2004506861A (ja) | 液圧弁 | |
EP3023676B1 (en) | Check valves | |
CN209430161U (zh) | 过滤式双密封固定节流阀 | |
WO2024036793A1 (zh) | 分流器组件、阀箱和柱塞泵 | |
CN210509109U (zh) | 一种固井用自密封防倒返碰压装置 | |
CN110145612B (zh) | 一种具有分体式塞芯结构的旋塞阀 | |
CN203571179U (zh) | 先导式电磁阀 | |
CN206487911U (zh) | 一种防渗漏旋启式止回阀 | |
US1812104A (en) | Stop valve for steam or other fluids and liquids | |
RU61828U1 (ru) | Полукорпус шиберной задвижки и шиберная задвижка | |
CN204961898U (zh) | 高压金属密封式旋塞阀 | |
CN220060650U (zh) | 一种单向阀 | |
CN205781615U (zh) | 一种三通接头 | |
CA3097290C (en) | Check valve | |
CN105179753A (zh) | 一种限流止回组合阀 | |
KR200213458Y1 (ko) | 밸브 구조물 | |
RU2572030C2 (ru) | Затвор клиновой задвижки и способ его сборки | |
CN103821764A (zh) | 一种恒流泵后盖 | |
RU2572031C2 (ru) | Задвижка |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: Texas, USA Patentee after: SPM oil & Gas Co.,Ltd. Address before: Texas, USA Patentee before: S.P.M. FLOW CONTROL, Inc. |
|
CP01 | Change in the name or title of a patent holder |