AU2012237283A1 - High pressure-resistant screw connection for pipelines or hose lines having a tapered thread - Google Patents
High pressure-resistant screw connection for pipelines or hose lines having a tapered thread Download PDFInfo
- Publication number
- AU2012237283A1 AU2012237283A1 AU2012237283A AU2012237283A AU2012237283A1 AU 2012237283 A1 AU2012237283 A1 AU 2012237283A1 AU 2012237283 A AU2012237283 A AU 2012237283A AU 2012237283 A AU2012237283 A AU 2012237283A AU 2012237283 A1 AU2012237283 A1 AU 2012237283A1
- Authority
- AU
- Australia
- Prior art keywords
- thread
- constructed
- threaded connection
- connection body
- connecting device
- 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.)
- Abandoned
Links
- 238000009434 installation Methods 0.000 claims description 32
- 230000004323 axial length Effects 0.000 claims description 3
- 241000767684 Thoe Species 0.000 claims 1
- 230000000295 complement effect Effects 0.000 abstract 1
- 239000011295 pitch Substances 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229940056345 tums Drugs 0.000 description 2
- 101150039167 Bex3 gene Proteins 0.000 description 1
- 241000321369 Cephalopholis fulva Species 0.000 description 1
- 101150023756 HSPA13 gene Proteins 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 108010007387 therin Proteins 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
- F16L19/0218—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/025—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges
- F16L19/028—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges the collars or flanges being obtained by deformation of the pipe wall
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/063—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends by means of conical threaded surfaces
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts with metal rings which bite into the wall of the pipe
- F16L19/10—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered
- F16L19/12—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered with additional sealing means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Pressure Members (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Joints That Cut Off Fluids, And Hose Joints (AREA)
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011015895.2 | 2011-04-01 | ||
| DE102011015895 | 2011-04-01 | ||
| PCT/EP2012/055817 WO2012131049A1 (de) | 2011-04-01 | 2012-03-30 | Hochdruckfeste verschraubung für rohr- oder schlauchleitungen mit einem kegelgewinde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2012237283A1 true AU2012237283A1 (en) | 2013-10-17 |
Family
ID=45974268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2012237283A Abandoned AU2012237283A1 (en) | 2011-04-01 | 2012-03-30 | High pressure-resistant screw connection for pipelines or hose lines having a tapered thread |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US20140152001A1 (enExample) |
| EP (1) | EP2694856B1 (enExample) |
| JP (1) | JP5964406B2 (enExample) |
| KR (1) | KR20140044320A (enExample) |
| CN (1) | CN103748397B (enExample) |
| AU (1) | AU2012237283A1 (enExample) |
| BR (1) | BR112013025155A2 (enExample) |
| CA (1) | CA2831879A1 (enExample) |
| MX (1) | MX345574B (enExample) |
| RU (1) | RU2573864C2 (enExample) |
| WO (1) | WO2012131049A1 (enExample) |
| ZA (1) | ZA201308181B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014185674A (ja) * | 2013-03-22 | 2014-10-02 | On Industries Ltd | 薄肉ステンレス鋼管と継手の接続機構 |
| EP2851600A1 (de) | 2013-09-20 | 2015-03-25 | Siemens Aktiengesellschaft | Rohrverbindungsanordnung, Hochdruckfluidleitungssystem einer Doppelbrennstoffmaschine, Doppelbrennstoffmaschine und Verwendung einer Zugmutter |
| US10883640B2 (en) | 2016-06-24 | 2021-01-05 | Eaton Intelligent Power Limited | Fluid couplings, systems, and methods |
| US11149883B2 (en) | 2016-06-24 | 2021-10-19 | Eaton Intelligent Power Limited | Fluid couplings, systems, and methods |
| US11300234B2 (en) | 2017-08-07 | 2022-04-12 | Eaton Intelligent Power Limited | Fluid fitting |
| US11306852B2 (en) | 2017-08-07 | 2022-04-19 | Eaton Intelligent Power Limited | Fluid fitting |
| CN108458188A (zh) * | 2018-03-13 | 2018-08-28 | 西南石油大学 | 一种防渗透的非金属柔性复合软管快速连接接头 |
| FR3084131B1 (fr) | 2018-07-20 | 2021-01-01 | Commissariat Energie Atomique | Connecteur fluidique aisement manœuvrable |
| ES2969596T3 (es) * | 2019-06-13 | 2024-05-21 | Parker Hannifin Corp | Conjuntos de acoplamiento roscados para interconectar conductos de transporte de fluido |
| US20230323745A1 (en) * | 2022-04-08 | 2023-10-12 | Baker Hughes Oilfield Operations Llc | Liner system and method |
| US11898423B2 (en) | 2022-04-08 | 2024-02-13 | Baker Hughes Oilfield Operations | Liner system and method |
| US11988076B2 (en) | 2022-04-08 | 2024-05-21 | Baker Hughes Oilfield Operations Llc | Method for assembling a liner system |
Family Cites Families (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US904673A (en) * | 1905-06-27 | 1908-11-24 | William E Bideker | Nozzle-tip. |
| US2033409A (en) * | 1934-08-06 | 1936-03-10 | Cleveland J Wilkinson | Oil well device |
| US2532669A (en) * | 1947-05-19 | 1950-12-05 | Oil Ct Tool Co | Balanced thrust swivel joint |
| US2477677A (en) * | 1947-11-22 | 1949-08-02 | George V Woodling | Turnable coupling member |
| US2748463A (en) * | 1949-09-22 | 1956-06-05 | Mueller Co | Method of coupling pipes |
| US3079181A (en) * | 1956-05-03 | 1963-02-26 | Shell Oil Co | Box-and-pin-type threaded joint having different pitches and pitch diameters |
| SE300915B (enExample) * | 1963-09-24 | 1968-05-13 | Leksvikarmatur As | |
| US3438655A (en) * | 1967-09-27 | 1969-04-15 | L & L Mfg Co | Fluid pressure coupling |
| US3691604A (en) * | 1971-04-15 | 1972-09-19 | Crawford Fitting Co | Ferrule setting apparatus |
| FR2464424A1 (fr) * | 1979-09-03 | 1981-03-06 | Aerospatiale | Procede pour munir une canalisation d'un embout de raccord et canalisation ainsi obtenue |
| US4346920A (en) * | 1980-04-28 | 1982-08-31 | Smith International, Inc. | Threaded connection using variable lead threads |
| SE444712B (sv) * | 1980-06-06 | 1986-04-28 | Ekman K R | Kopplingsanordning med han- och hondelar och dessa tilldelade lasorgan |
| JPS5870454U (ja) * | 1981-11-06 | 1983-05-13 | 臼井国際産業株式会社 | 高圧燃料噴射管の管端接続構造 |
| DD204059A1 (de) | 1982-02-24 | 1983-11-16 | Steremat Veb | Schaltungsanordnung zur erzeugung der zuendspannung fuer die elektroerosion |
| GB8323858D0 (en) * | 1983-09-06 | 1983-10-05 | Hunting Oilfield Services Ltd | Pipe connectors |
| JPS6110072A (ja) | 1984-06-26 | 1986-01-17 | 株式会社東芝 | 窒化アルミニウム焼結体 |
| DE3709819A1 (de) * | 1986-05-12 | 1987-11-19 | Waluga Armaturen | Rohrverschraubung |
| US4770448A (en) * | 1986-09-12 | 1988-09-13 | Landell International Company, Inc. | Pipe coupling |
| US4877271A (en) * | 1987-04-01 | 1989-10-31 | Rexnord Inc. | Hydraulic connector |
| JPH0280886A (ja) * | 1988-09-14 | 1990-03-20 | Nippon Steel Corp | シール面圧保持機能の優れた油井管用ネジ継手 |
| US5060988A (en) * | 1990-05-08 | 1991-10-29 | Nwd International, Inc. | Hydraulic coupling |
| SU1809230A1 (en) * | 1990-11-26 | 1993-04-15 | Volzh N Proizv Ob Edineniya En | Pipeline joint |
| DE4038539C1 (enExample) | 1990-12-03 | 1992-04-30 | Parker-Ermeto Gmbh, 4800 Bielefeld, De | |
| IT1264422B1 (it) * | 1993-05-12 | 1996-09-23 | Agip Spa | Giunto per la connessione rapida a tenuta di tubazioni, particolarmente adatto per tubazioni petrolifere |
| DE4431377C1 (de) * | 1994-08-29 | 1996-05-09 | Mannesmann Ag | Rohrverbinder |
| US5954375A (en) * | 1995-12-21 | 1999-09-21 | Edstrom Industries, Inc. | Sanitary fitting having ferrule with grooved undercut |
| DE19713202C1 (de) * | 1997-03-28 | 1998-06-04 | Weinhold Karl | Rohrkupplung |
| CN1133842C (zh) | 1998-07-31 | 2004-01-07 | 川崎制铁株式会社 | 油井管用螺纹连接器、螺纹切削方法及其装置 |
| US6089623A (en) * | 1998-10-20 | 2000-07-18 | Ford Motor Company | Fluid coupling having stepped synchronized threads |
| JP4210005B2 (ja) * | 1999-08-17 | 2009-01-14 | 新日本製鐵株式会社 | 耐焼き付き性の優れた管継手及びその製造方法 |
| US6640457B2 (en) * | 1999-09-13 | 2003-11-04 | Swagelok Company | Intrinsic gauging for tube fittings |
| DE19951460C2 (de) * | 1999-10-26 | 2001-09-27 | Walterscheid Gmbh Jean | Rohrverbindung mit einem dem Rohr angeformten Verbindungsabschnitt |
| US6598908B1 (en) * | 2000-06-16 | 2003-07-29 | Marshall W. Wosik | Hydraulic fitting |
| US6719269B2 (en) * | 2001-05-03 | 2004-04-13 | Ted Rosas | Method and apparatus for constructing a regulatable fire fighting water supply line from a continuously pressurized waterline |
| DE10124874A1 (de) * | 2001-05-22 | 2002-11-28 | Voss Fluidtechnik Gmbh & Co Kg | Rohrverschraubung |
| FR2855587B1 (fr) * | 2003-05-30 | 2006-12-29 | Vallourec Mannesmann Oil & Gas | Joint filete tubulaire a serrage axial progressif des filets |
| CN101666403B (zh) * | 2004-04-22 | 2013-05-29 | 斯瓦戈洛克公司 | 带有上紧指示的导管配件 |
| US7452007B2 (en) * | 2004-07-07 | 2008-11-18 | Weatherford/Lamb, Inc. | Hybrid threaded connection for expandable tubulars |
| DE102005054402B4 (de) * | 2005-11-15 | 2007-12-06 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremse, insbesondere für ein Nutzfahrzeug |
| KR101312890B1 (ko) * | 2006-01-26 | 2013-09-30 | 존 디 왓츠 | 나사관 연결부 |
| CN101573550A (zh) * | 2006-11-02 | 2009-11-04 | 斯瓦戈洛克公司 | 通过力矩拉紧的装配件 |
| JP2010031941A (ja) * | 2008-07-28 | 2010-02-12 | Nichirin Co Ltd | 配管接続構造 |
| ATE529679T1 (de) * | 2008-11-06 | 2011-11-15 | Eifeler Maschb Gmbh | Rohrverbindung mit einem rohr und verfahren zur herstellung eines verbindungsabschnitts einer rohrverbindung |
| US9797532B2 (en) * | 2012-04-02 | 2017-10-24 | Mitsubishi Electric Corporation | Pipe joint, air conditioner, method for producing connecting pipe, connecting pipe, and connection method |
-
2012
- 2012-03-30 AU AU2012237283A patent/AU2012237283A1/en not_active Abandoned
- 2012-03-30 CN CN201280026331.1A patent/CN103748397B/zh active Active
- 2012-03-30 CA CA2831879A patent/CA2831879A1/en not_active Abandoned
- 2012-03-30 EP EP12714610.8A patent/EP2694856B1/de active Active
- 2012-03-30 MX MX2013011395A patent/MX345574B/es active IP Right Grant
- 2012-03-30 BR BR112013025155A patent/BR112013025155A2/pt not_active Application Discontinuation
- 2012-03-30 RU RU2013143854/06A patent/RU2573864C2/ru not_active IP Right Cessation
- 2012-03-30 US US14/009,183 patent/US20140152001A1/en not_active Abandoned
- 2012-03-30 WO PCT/EP2012/055817 patent/WO2012131049A1/de not_active Ceased
- 2012-03-30 JP JP2014505566A patent/JP5964406B2/ja active Active
- 2012-03-30 KR KR1020137029102A patent/KR20140044320A/ko not_active Ceased
-
2013
- 2013-11-01 ZA ZA2013/08181A patent/ZA201308181B/en unknown
-
2017
- 2017-04-28 US US15/581,474 patent/US10955076B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| BR112013025155A2 (pt) | 2017-10-17 |
| RU2013143854A (ru) | 2015-05-10 |
| US20140152001A1 (en) | 2014-06-05 |
| CA2831879A1 (en) | 2012-10-04 |
| KR20140044320A (ko) | 2014-04-14 |
| RU2573864C2 (ru) | 2016-01-27 |
| EP2694856B1 (de) | 2019-02-06 |
| NZ615901A (en) | 2015-05-29 |
| CN103748397A (zh) | 2014-04-23 |
| JP5964406B2 (ja) | 2016-08-03 |
| ZA201308181B (en) | 2014-07-30 |
| US20170268706A1 (en) | 2017-09-21 |
| JP2014514515A (ja) | 2014-06-19 |
| WO2012131049A1 (de) | 2012-10-04 |
| US10955076B2 (en) | 2021-03-23 |
| EP2694856A1 (de) | 2014-02-12 |
| MX2013011395A (es) | 2014-04-16 |
| MX345574B (es) | 2017-02-03 |
| CN103748397B (zh) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2012237283A1 (en) | High pressure-resistant screw connection for pipelines or hose lines having a tapered thread | |
| US7000953B2 (en) | Pipe screw-connection | |
| JP2005511990A5 (enExample) | ||
| US9458958B2 (en) | Hose coupling | |
| US20110291409A1 (en) | Pipe Gripping Elements with Buttress Pockets and Pipe Joint Restraints Incorporating Same | |
| CN205895855U (zh) | 防松螺母 | |
| US6065784A (en) | Pipe joint restraint ring with multiple inside radii | |
| HUT69904A (en) | Threaded cuff | |
| JP2010509548A (ja) | トルクによって締め付けられる継手 | |
| CN105339715B (zh) | 管道连接件 | |
| GB2453608A (en) | Clamp hinge which prevents unwanted rotation | |
| US10344894B2 (en) | Retention and anti-rotation for bulkhead fittings | |
| CA3046321A1 (fr) | Joint filete pour composant tubulaire | |
| US6695355B1 (en) | Pipe fitting element particularly for plastic pipes | |
| US7837236B2 (en) | Pipe connection having a reshaped pipe | |
| US10041753B2 (en) | Multiple flange crush washer | |
| CN101358673A (zh) | 一种夹持式高压管接头 | |
| EP0307780B1 (fr) | Joint à diamètres variables pour étanchéité entre un tube ou orifice externe et des tubes ou tiges internes | |
| US20150176731A1 (en) | Flanged fittings for pipeline | |
| CA2614013A1 (en) | Apparatus for removing or fitting a compression ring | |
| JP2011256945A (ja) | 拡管式管継手 | |
| WO2017034412A1 (en) | Device for mounting and dismantling a bearing collar on a pin bolt | |
| JP3110009U (ja) | ホース継手および該ホース継手の締付構造 | |
| US20080296892A1 (en) | Extendable pipe union | |
| JP7340851B2 (ja) | 絶縁継手 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK5 | Application lapsed section 142(2)(e) - patent request and compl. specification not accepted |