NO20035587L - Kontrollsystem for hydraulisk sylinder, plugg med hydraulisk sylinder, samt fremgangsmate for a feste og losgjore en plugg - Google Patents

Kontrollsystem for hydraulisk sylinder, plugg med hydraulisk sylinder, samt fremgangsmate for a feste og losgjore en plugg

Info

Publication number
NO20035587L
NO20035587L NO20035587A NO20035587A NO20035587L NO 20035587 L NO20035587 L NO 20035587L NO 20035587 A NO20035587 A NO 20035587A NO 20035587 A NO20035587 A NO 20035587A NO 20035587 L NO20035587 L NO 20035587L
Authority
NO
Norway
Prior art keywords
hydraulic cylinder
plug
control system
line
pump
Prior art date
Application number
NO20035587A
Other languages
English (en)
Other versions
NO320317B1 (no
NO20035587D0 (no
Inventor
Harald Syse
Jostein Aleksandersen
Original Assignee
Plugging Specialists Int
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Plugging Specialists Int filed Critical Plugging Specialists Int
Priority to NO20035587A priority Critical patent/NO320317B1/no
Publication of NO20035587D0 publication Critical patent/NO20035587D0/no
Priority to EP04808878A priority patent/EP1711713B1/en
Priority to US10/583,112 priority patent/US20070107790A1/en
Priority to AT04808878T priority patent/ATE390564T1/de
Priority to PCT/NO2004/000384 priority patent/WO2005057020A1/en
Priority to DE602004012779T priority patent/DE602004012779D1/de
Publication of NO20035587L publication Critical patent/NO20035587L/no
Publication of NO320317B1 publication Critical patent/NO320317B1/no

Links

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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/132—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
    • F15B11/0423—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling pump output or bypass, other than to maintain constant speed
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/136—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially expanding or deforming a split ring, hooks or the like
NO20035587A 2003-12-15 2003-12-15 Kontrollsystem for hydraulisk sylinder, plugg med en hydraulisk sylinder, samt fremgangsmate for setting og frigjoring av en plugg NO320317B1 (no)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO20035587A NO320317B1 (no) 2003-12-15 2003-12-15 Kontrollsystem for hydraulisk sylinder, plugg med en hydraulisk sylinder, samt fremgangsmate for setting og frigjoring av en plugg
EP04808878A EP1711713B1 (en) 2003-12-15 2004-12-13 Plug with a hydraulic cylinder and methods for setting and releasing a plug
US10/583,112 US20070107790A1 (en) 2003-12-15 2004-12-13 Control system for hydraulic cylinder, plug with a hydraulic cylinder and methods for setting and releasing a plug
AT04808878T ATE390564T1 (de) 2003-12-15 2004-12-13 Stopfen mit einem hydraulikzylinder und verfahren zum setzen und freigeben eines stopfens
PCT/NO2004/000384 WO2005057020A1 (en) 2003-12-15 2004-12-13 Control system for hydraulic cylinder, plug with a hydraulic cylinder and methods for setting and releasing a plug
DE602004012779T DE602004012779D1 (de) 2003-12-15 2004-12-13 Stopfen mit einem hydraulikzylinder und verfahren zum setzen und freigeben eines stopfens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20035587A NO320317B1 (no) 2003-12-15 2003-12-15 Kontrollsystem for hydraulisk sylinder, plugg med en hydraulisk sylinder, samt fremgangsmate for setting og frigjoring av en plugg

Publications (3)

Publication Number Publication Date
NO20035587D0 NO20035587D0 (no) 2003-12-15
NO20035587L true NO20035587L (no) 2005-06-16
NO320317B1 NO320317B1 (no) 2005-11-21

Family

ID=31885155

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20035587A NO320317B1 (no) 2003-12-15 2003-12-15 Kontrollsystem for hydraulisk sylinder, plugg med en hydraulisk sylinder, samt fremgangsmate for setting og frigjoring av en plugg

Country Status (6)

Country Link
US (1) US20070107790A1 (no)
EP (1) EP1711713B1 (no)
AT (1) ATE390564T1 (no)
DE (1) DE602004012779D1 (no)
NO (1) NO320317B1 (no)
WO (1) WO2005057020A1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8307856B2 (en) * 2007-11-07 2012-11-13 Tdw Delaware Inc. Double block and bleed plug
CN104390091B (zh) * 2014-10-10 2016-01-20 蔡多谋 自密封自锁紧水压涨塞
CN109780363A (zh) * 2017-11-14 2019-05-21 中国石油天然气集团公司 一种封堵装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4272984A (en) * 1979-05-18 1981-06-16 Interprovincial Steel And Pipe Corporation, Ltd. Pipeline leak detection method and control device therefor
US4352394A (en) * 1980-08-01 1982-10-05 Trw Inc. Cable-suspended well pumping systems
US4332277A (en) * 1980-09-03 1982-06-01 Hughes Undersea Coupling, Inc. Pipeline pigging plug
US4465104A (en) * 1981-02-27 1984-08-14 Hughes Tool Company Pressure energized pipeline plug
US4422477A (en) * 1981-02-27 1983-12-27 Hughes Tool Company Pressure energized pipeline plug
CA1292704C (en) * 1987-04-07 1991-12-03 Douglas C. Campbell Pipeline packer
US4875615A (en) * 1989-03-06 1989-10-24 Interprovincial Pipe Line Company Vapor plug for temporarily sealing or plugging a pipeline
US5029614A (en) * 1989-03-20 1991-07-09 Atlantic Richfield Company Tandem seal system for testing pipelines
US5924454A (en) * 1996-01-29 1999-07-20 Canadian Fracmaster Ltd. Isolation tool
DE19631804B4 (de) * 1996-07-10 2010-02-25 Bosch Rexroth Aktiengesellschaft Hydraulische Hubeinrichtung
IES20020089A2 (en) * 2002-02-08 2003-08-20 Carsphairn Ltd An improved pipeline isolation tool

Also Published As

Publication number Publication date
ATE390564T1 (de) 2008-04-15
DE602004012779D1 (de) 2008-05-08
EP1711713B1 (en) 2008-03-26
US20070107790A1 (en) 2007-05-17
EP1711713A1 (en) 2006-10-18
NO320317B1 (no) 2005-11-21
WO2005057020A1 (en) 2005-06-23
NO20035587D0 (no) 2003-12-15

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Legal Events

Date Code Title Description
MK1K Patent expired