CN101858446A - Bi-directional sealed V-shaped regulating ball valve - Google Patents
Bi-directional sealed V-shaped regulating ball valve Download PDFInfo
- Publication number
- CN101858446A CN101858446A CN 201010206812 CN201010206812A CN101858446A CN 101858446 A CN101858446 A CN 101858446A CN 201010206812 CN201010206812 CN 201010206812 CN 201010206812 A CN201010206812 A CN 201010206812A CN 101858446 A CN101858446 A CN 101858446A
- Authority
- CN
- China
- Prior art keywords
- valve
- ball
- valve seat
- opening
- seat
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 16
- 210000004907 gland Anatomy 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 7
- 230000009471 action Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 3
- 238000010008 shearing Methods 0.000 abstract 1
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000009711 regulatory function Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
Images
Landscapes
- Taps Or Cocks (AREA)
Abstract
The invention relates to a bi-directional sealed V-shaped regulating ball valve which comprises a valve body. The valve body is equipped with a valve cavity; a first opening and a second opening are respectively formed on two ends of the valve cavity corresponding to the valve body; the valve cavity is equipped with a left valve seat and a right valve seat, the right valve seat is adjacent to the second opening, and the left valve seat is adjacent to the first opening; a valve ball is arranged between the left valve seat and the right valve seat and can rotate relative to the left valve seat and the right valve seat; the valve ball is equipped with an installation groove and a V-shaped channel in a concave manner; the valve ball is equipped with the valve rod, and one end of the valve rod is equipped with a mounting block; and the shape of the mounting block is coincided with that of the installation groove, and the valve rod is arranged in the installation groove of the valve ball by virtue of the mounting block at an end part. The valve ball of the invention can close the passage between the first opening and the second opening; the valve ball is equipped with the V-shaped channel, and the V-shaped channel has shearing action on fluid medium according to percentage flow characteristics and can provide accurate regulation on medium circulation in the valve cavity; and the valve ball has good bi-directional sealing capability and can adapt to higher differential pressure.
Description
Technical field
The present invention relates to a kind of adjusting ball valve, especially a kind of bi-directional sealed V-shaped regulating ball valve.
Background technique
Along with economic development, the industrial automation controlling level is in continuous improve, thus to the requirement of valve regulated function and reliability thereof in the process control also in continuous raising.In prior art, the spherical calotte type ball valve regulatory function of existing band v-notch is relatively poor, and the valve ball non-deformability is not ideal enough, and the use pressure reduction of valve is not high.The narrow limitation of its function may influence the normal operation of equipment in actual the use, even causes the tremendous economic loss.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of bi-directional sealed V-shaped regulating ball valve is provided, its non-deformability is good, can effectively reduce valve and stuck, leakage phenomenon occur in running, and is safe and reliable.
According to technological scheme provided by the invention, described bi-directional sealed V-shaped regulating ball valve comprises valve body, is provided with valve pocket in the described valve body; Described valve body forms first opening and second opening respectively corresponding to the two ends of valve pocket; Be provided with left valve seat and right valve seat in the described valve pocket, contiguous second opening of described right valve seat, contiguous first opening of left valve seat; Described left valve seat and right valve base chamber are provided with valve ball, and described valve ball can rotate relative to left valve seat and right valve seat; Be concaved with mounting groove and V-type passage on the described valve ball; Described valve ball is provided with valve rod, and an end of described valve rod is provided with mounting blocks, and the shape and the mounting groove of described mounting blocks match, and valve rod utilizes the mounting blocks of end to be installed in the mounting groove of valve ball.
Described valve body is provided with the valve seat support corresponding to the end that left valve seat is set; Left side valve seat is provided with butterfly spring, valve seat and graphite packing corresponding to the end that is embedded in the valve seat support.Described valve seat support is provided with trim ring corresponding to the other end that left valve seat is set.Described right valve seat is provided with graphite packing corresponding to the other end that valve ball is set.Described valve body is provided with fixedly connected valve gap.Described valve gap is provided with gland.Described valve rod is provided with pressing plate corresponding to the other end that links to each other with valve ball.Described pressing plate utilizes bolt, nut and gland to be fastened and connected.Be provided with filler assembly in the described gland, described filler assembly parcel penetrates the valve rod in the gland.
Advantage of the present invention:
1, valve ball can seal the path between first opening and second opening, and valve ball is provided with the V-type passage, and described V passage can have shear action according to percentage Flow characteristics fluid medium, can provide accurate adjusting to the circulation of medium in valve pocket.
2, described valve ball is whole spherical structure, but not spherical calotte type valve ball makes valve ball have good two way sealed ability.
3, valve ball has higher non-deformability, can adapt to higher use pressure reduction.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the result schematic diagram of V-type passage of the present invention.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As Fig. 1～shown in Figure 2: the present invention includes graphite packing 1, valve seat support 2, first opening 3, opening 4, butterfly spring 5, mounting groove 6, valve gap 7, bolt 8, nut 9, pressing plate 10, valve rod 11, gland 12, mounting blocks 13, V-type passage 14, left valve seat 15, second opening 16, right valve seat 17, valve body 18, valve pocket 19, valve ball 20, valve seat 21, trim ring 22 and filler assembly 23.
As depicted in figs. 1 and 2: be provided with valve ball 19 in the described valve body 18, described valve ball 19 distributes along valve seat 18 lateral lengths.Valve body 18 forms first opening 3 and second opening 16 respectively corresponding to the two ends that valve pocket 19 is set, and described first opening 3 utilizes valve pocket 19 to be connected with second opening 16.Be provided with left valve seat 15 and right valve seat 17 in the described valve ball 19, described left valve seat 15 contiguous first openings 3; Right valve seat 17 contiguous second openings 16.The two ends of right valve seat 17 contact with the inwall of valve body 18, and right valve seat 17 is corresponding to being provided with graphite packing 1 with valve body 18 contacted ends.The end and valve body 18 inner wall shape of right valve seat 17 are complementary, and right valve seat 17 can be fixed in the valve body 18.Described left valve seat 15 is provided with valve seat support 2 corresponding to the end of contiguous first opening 3, and the two ends of described valve seat support 2 contact with the inwall of valve body 18.Described valve seat support 2 is provided with trim ring 22, and valve seat support 2 utilizes trim ring 22 and valve body 18 to be fastened and connected.Left side valve seat 15 is provided with boss corresponding to the end that is provided with valve seat support 2, and the boss of left valve seat 15 is embedded in the valve seat support 2.Left side valve seat 15 is provided with graphite packing 1, valve seat 21 and butterfly spring 5 corresponding to the end that is embedded in the valve seat support 2; Described valve seat 21 is positioned at 5 of graphite packing 1 and butterfly springs.Valve seat support 2 utilizes butterfly spring 5 and left valve seat 15 pretension mutually.Valve seat support 2 and first opening, 3 corresponding surfaces are provided with equally distributed opening 4, are used for the circulation of medium.
17 of described left valve seat 15 and right valve seats are provided with valve ball 20, and the surface of described valve ball 20 contacts with left valve seat 15, right valve seat 17 respectively, and valve ball 20 can rotate with right valve seat 17 relative to left valve seat 15.When valve ball 20 rotated, valve ball 20 can shutoff first opening 3 and the passage of 16 of second openings.Described valve ball 20 is provided with mounting groove 6 and V-type passage 14.Described V-type passage 14 can be connected with first opening 3, second opening 16, thereby forms the passage of medium circulation.Valve ball 20 is provided with valve rod 11, and an end of described valve rod 11 is provided with contiguous block 13, and the shape of the shape of described mounting blocks 13 and mounting groove 6 matches; Mounting blocks 13 can be embedded in the mounting groove 6, and valve rod 11 and valve ball 20 are fixed.
Described valve body 18 is provided with valve gap 7, and described valve gap 7 is fixedlyed connected with valve body 18.Valve gap 7 is provided with gland 12; One end of gland 12 is embedded in the valve gap 7, and fixes with valve gap 7.Gland 12 is corresponding to being provided with pad with valve gap 7 contacted ends.Valve rod 11 passes valve gap 7, gland 12 respectively corresponding to the other end that mounting blocks 13 is set, and passes gland 12.Valve rod 11 is provided with pressing plate 10 corresponding to the end that passes gland 12, and described pressing plate 10 is positioned at the top of gland 12.Described pressing plate 10 utilizes bolt 8 and nut 9 and gland 12 to be fastened and connected.Be provided with filler assembly 23 in the gland 12, described filler assembly 23 parcel valve rods 11 are corresponding to the outer wall that is positioned at gland 12.
As depicted in figs. 1 and 2: during use, the end of valve rod 11 utilizes mounting blocks 13 to be installed on the valve ball 20.Valve rod 11 can drive valve ball 20 and rotate relative to left valve seat 15, right valve seat 17.Valve ball 20 is provided with V-type passage 14, when valve rod 11 drives valve ball 20 rotations, V-type passage 14 is connected with first opening 3, second opening 16, flowing medium can flow to second opening 16 or flow to first opening 3 from second opening 16 behind first opening 3, opening 4, left valve seat 15, V-type passage 14, finishes the circulation of medium in the valve body 18.Valve rod 11 drives the angle difference that valve balls 20 rotate, and can make varying in size of V-type passage 14 and first opening 3, second opening, 16 formation circulation passages, and flow that can convection cell is accurately controlled.
Turn to V-type passage 14 with first opening 3, when second opening 16 does not communicate when valve rod 11 drives valve ball 20, flowing medium just can not be blocked in first opening 3 or second opening 16.When the V-type passage 14 of valve ball 20 with first opening 3, when second opening 16 does not communicate, if medium is arranged when first opening 3 flows to second opening 16, valve ball 20 can be pressed to right valve seat 17 by the pressure of fluid, thereby second opening 16 is formed hard sealing; If medium is arranged when second opening 16 flows to first opening 3, valve ball 20 can by the pressure of second opening, 16 sides left valve seat 15 move, valve ball 20 closely contact with left valve seat 15, first opening 3 formed firmly seal.
Corresponding V-type passage 14 as design considerations, not only has the shear action to some foreign material with equal percentage flow characteristic on the valve ball 20, also has very outstanding regulatory function.In addition, because valve ball 20 adopts whole spherical structure, compare and adopt non-spherical calotte type structure, the present invention has good two way sealed ability.The non-deformability of valve ball 20 also is greatly improved simultaneously, makes the present invention can adapt to bigger use pressure reduction.Effectively improve the working life of valve, guaranteed device security, operation reposefully, reduced and safeguard and the cost of overhaul, promoted economic benefit.
Claims (9)
1. a bi-directional sealed V-shaped regulating ball valve comprises valve body (18), is provided with valve pocket (19) in the described valve body (18); Described valve body (18) forms first opening (3) and second opening (16) respectively corresponding to the two ends of valve pocket (19); Be provided with left valve seat (15) and right valve seat (17) in the described valve pocket (19), contiguous second opening (16) of described right valve seat (17), contiguous first opening (3) of left valve seat (15); Be provided with valve ball (20) between described left valve seat (15) and right valve seat (17), described valve ball (20) can rotate relative to left valve seat (15) and right valve seat (17); It is characterized in that: be concaved with mounting groove (6) and V-type passage (14) on the described valve ball (20); Described valve ball (20) is provided with valve rod (11), one end of described valve rod (11) is provided with mounting blocks (13), the shape of described mounting blocks (13) and mounting groove (6) match, and valve rod (11) utilizes the mounting blocks (13) of end to be installed in the mounting groove (5) of valve ball (20).
2. bi-directional sealed V-shaped regulating ball valve according to claim 1 is characterized in that: described valve body (18) is provided with valve seat support (2) corresponding to the end that left valve seat (15) is set; Left side valve seat (15) is provided with butterfly spring (5), valve seat (21) and graphite packing (1) corresponding to the end that is embedded in valve seat support (2).
3. bi-directional sealed V-shaped regulating ball valve according to claim 2 is characterized in that: described valve seat support (2) is provided with trim ring (22) corresponding to the other end that left valve seat (15) is set.
4. bi-directional sealed V-shaped regulating ball valve according to claim 1 is characterized in that: described right valve seat (17) is provided with graphite packing (1) corresponding to the other end that valve ball (20) is set.
5. bi-directional sealed V-shaped regulating ball valve according to claim 1 is characterized in that: described valve body (18) is provided with fixedly connected valve gap (7).
6. bi-directional sealed V-shaped regulating ball valve according to claim 5 is characterized in that: described valve gap (7) is provided with gland (12).
7. bi-directional sealed V-shaped regulating ball valve according to claim 1 is characterized in that: described valve rod (11) is provided with pressing plate (10) corresponding to the other end that links to each other with valve ball (20).
8. bi-directional sealed V-shaped regulating ball valve according to claim 7 is characterized in that: described pressing plate (10) utilizes bolt (8), nut (9) to be fastened and connected with gland (12).
9. bi-directional sealed V-shaped regulating ball valve according to claim 6 is characterized in that: be provided with filler assembly (23) in the described gland (12), described filler assembly (23) parcel penetrates the valve rod (11) in the gland (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206812 CN101858446A (en) | 2010-06-13 | 2010-06-13 | Bi-directional sealed V-shaped regulating ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010206812 CN101858446A (en) | 2010-06-13 | 2010-06-13 | Bi-directional sealed V-shaped regulating ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101858446A true CN101858446A (en) | 2010-10-13 |
Family
ID=42944517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010206812 Pending CN101858446A (en) | 2010-06-13 | 2010-06-13 | Bi-directional sealed V-shaped regulating ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101858446A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777621A (en) * | 2011-05-09 | 2012-11-14 | 浙江恒森机电有限公司 | Dynamic filtering electric ball valve |
| CN103672009A (en) * | 2013-11-30 | 2014-03-26 | 无锡智能自控工程股份有限公司 | Forged high-differential-pressure noise-reduction V-shaped regulating ball valve |
| CN105020432A (en) * | 2015-08-07 | 2015-11-04 | 岳阳东方自控工程设备有限公司 | Bothway sealing V-shaped adjusting ball valve |
| CN105526497A (en) * | 2014-09-29 | 2016-04-27 | 大唐国际化工技术研究院有限公司 | Industrial analysis sample container and sampling equipment with container |
| CN108131466A (en) * | 2018-02-12 | 2018-06-08 | 无锡智能自控工程股份有限公司 | Inclined shaft variable orifice diameter ball valve |
| CN108286616A (en) * | 2018-02-12 | 2018-07-17 | 无锡智能自控工程股份有限公司 | Tiny flow quantity V-type regulation ball valve |
| CN110454586A (en) * | 2019-09-11 | 2019-11-15 | 浙江联大阀门有限公司 | Wear-resisting regulation ball valve |
| CN114526350A (en) * | 2022-03-08 | 2022-05-24 | 无锡智能自控工程股份有限公司 | High-temperature gas quick adjustment cut-off ball valve |
| CN114922680A (en) * | 2022-06-17 | 2022-08-19 | 中煤科工集团沈阳研究院有限公司 | Gas drainage device for coal mine gas control and use method thereof |
| CN115807858A (en) * | 2022-10-21 | 2023-03-17 | 浙江创享阀门科技有限公司 | Low flow rate anti-wear ball valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4460012A (en) * | 1980-02-22 | 1984-07-17 | Jgc Corporation | Cartridge-type valve |
| US6021812A (en) * | 1996-09-30 | 2000-02-08 | Sekisui Kagaku Kogyo Kabushiki Kaisha & Ichinose Co., Ltd. | Ball plug valve |
| CN201246491Y (en) * | 2008-07-28 | 2009-05-27 | 浙江超达阀门股份有限公司 | Bidirectional hard seal floating ball valve |
| CN101451621A (en) * | 2007-11-30 | 2009-06-10 | 上海高低压阀门有限公司 | Hard sealing ball valve |
| CN201437852U (en) * | 2009-05-19 | 2010-04-14 | 中核苏阀科技实业股份有限公司 | Top entry type pneumatic ball valve |
| CN201844054U (en) * | 2010-06-13 | 2011-05-25 | 无锡智能自控工程有限公司 | Two-way sealing V-shaped regulating ball valve |
-
2010
- 2010-06-13 CN CN 201010206812 patent/CN101858446A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4460012A (en) * | 1980-02-22 | 1984-07-17 | Jgc Corporation | Cartridge-type valve |
| US6021812A (en) * | 1996-09-30 | 2000-02-08 | Sekisui Kagaku Kogyo Kabushiki Kaisha & Ichinose Co., Ltd. | Ball plug valve |
| CN101451621A (en) * | 2007-11-30 | 2009-06-10 | 上海高低压阀门有限公司 | Hard sealing ball valve |
| CN201246491Y (en) * | 2008-07-28 | 2009-05-27 | 浙江超达阀门股份有限公司 | Bidirectional hard seal floating ball valve |
| CN201437852U (en) * | 2009-05-19 | 2010-04-14 | 中核苏阀科技实业股份有限公司 | Top entry type pneumatic ball valve |
| CN201844054U (en) * | 2010-06-13 | 2011-05-25 | 无锡智能自控工程有限公司 | Two-way sealing V-shaped regulating ball valve |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777621A (en) * | 2011-05-09 | 2012-11-14 | 浙江恒森机电有限公司 | Dynamic filtering electric ball valve |
| CN103672009A (en) * | 2013-11-30 | 2014-03-26 | 无锡智能自控工程股份有限公司 | Forged high-differential-pressure noise-reduction V-shaped regulating ball valve |
| CN105526497A (en) * | 2014-09-29 | 2016-04-27 | 大唐国际化工技术研究院有限公司 | Industrial analysis sample container and sampling equipment with container |
| CN105020432A (en) * | 2015-08-07 | 2015-11-04 | 岳阳东方自控工程设备有限公司 | Bothway sealing V-shaped adjusting ball valve |
| CN108131466A (en) * | 2018-02-12 | 2018-06-08 | 无锡智能自控工程股份有限公司 | Inclined shaft variable orifice diameter ball valve |
| CN108286616A (en) * | 2018-02-12 | 2018-07-17 | 无锡智能自控工程股份有限公司 | Tiny flow quantity V-type regulation ball valve |
| CN110454586A (en) * | 2019-09-11 | 2019-11-15 | 浙江联大阀门有限公司 | Wear-resisting regulation ball valve |
| CN114526350A (en) * | 2022-03-08 | 2022-05-24 | 无锡智能自控工程股份有限公司 | High-temperature gas quick adjustment cut-off ball valve |
| CN114922680A (en) * | 2022-06-17 | 2022-08-19 | 中煤科工集团沈阳研究院有限公司 | Gas drainage device for coal mine gas control and use method thereof |
| CN115807858A (en) * | 2022-10-21 | 2023-03-17 | 浙江创享阀门科技有限公司 | Low flow rate anti-wear ball valve |
| CN115807858B (en) * | 2022-10-21 | 2025-08-29 | 浙江创享阀门科技有限公司 | Low flow rate anti-wear ball valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102758926A (en) | Replaceable floating gate valve seat seal | |
| CN207333737U (en) | Double spool guide's cage type regulating valve | |
| CN201844054U (en) | Two-way sealing V-shaped regulating ball valve | |
| CN102278495A (en) | spring balance type plug valve | |
| KR101642069B1 (en) | Gate valve | |
| CN101225886A (en) | Regulating valve special for chlorine | |
| CN202302027U (en) | Gate valve of high-temperature and high-pressure parallel plates | |
| CN103672009A (en) | Forged high-differential-pressure noise-reduction V-shaped regulating ball valve | |
| CN206668991U (en) | A kind of soft seat butterfly valve of novel sealing structure | |
| CN202914795U (en) | Solid power state adjusting ball valve | |
| CN202746633U (en) | Double-isolation flat gate valve | |
| CN104676012A (en) | Bilateral balanced sealing ring component for sleeve valve | |
| CN218761488U (en) | Metal elastic sealing butterfly valve | |
| CN211145393U (en) | Special knife-type gate valve of SOx/NOx control | |
| CN203202254U (en) | Double-eccentric and bidirectional metallic seal butterfly valve | |
| CN201593622U (en) | Non-rising stem type gate valve | |
| CN102966752A (en) | Solid powder regulation ball valve | |
| CN203868394U (en) | Novel extension-bar ball valve | |
| CN202176778U (en) | Self-operated pressure regulating valve in soft sealing structure | |
| CN102678958A (en) | Self-tightening seal ball valve | |
| CN206754403U (en) | A kind of pilot-operated type self-locking stop valve | |
| CN216519691U (en) | Self-cleaning gate valve | |
| CN200940702Y (en) | Metal hard sealing ball valve | |
| CN211501714U (en) | Control ball valve convenient to installation | |
| CN106763831A (en) | Pilot-operated type self-locking stop valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20101013 |
|
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 214026 Jiangsu Province, Wuxi City Station District National hi tech Development Zone Economic Development Park A District No. 18 Applicant after: WUXI SMART AUTO-CONTROL ENGINEERING Co.,Ltd. Address before: 214026, No. 18, A zone, South Station Economic Development Park, Jiang Xi Street, Wuxi, Jiangsu Applicant before: Wuxin Smart AutoControl Engineering Co.,Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: WUXIN INTELLIGENT AUTOMATIC CONTROL ENGINEERING CO., LTD. TO: WUXI SMART AUTO-CONTROL ENGINEERING CO., LTD. |
|
| CI01 | Publication of corrected invention patent application |
Correction item: Applicant Correct: Wuxin Intelligent Automatic Control Engineering Co., Ltd.|214026 Jiangsu Province, Wuxi City Station District National hi tech Development Zone Economic Development Park A District No. 18 False: Wuxi Smart Auto-Control Engineering Co., Ltd.|214026 Jiangsu Province, Wuxi City Station District National hi tech Development Zone Economic Development Park A District No. 18 Number: 41 Volume: 28 |
|
| ERR | Gazette correction |
Free format text: CORRECT: APPLICANT; FROM: WUXI SMART AUTO-CONTROL ENGINEERING CO., LTD.:214026 WUXI, JIANGSU PROVINCE TO: WUXIN INTELLIGENT AUTOMATIC CONTROL ENGINEERING CO., LTD.:214026 WUXI, JIANGSU PROVINCE |