NL8006329A - Hydraulisch werkzame inrichting voor het losmaken van pijpen. - Google Patents

Hydraulisch werkzame inrichting voor het losmaken van pijpen. Download PDF

Info

Publication number: NL8006329A
Authority: NL; Netherlands
Prior art keywords: pliers; pipe; connection; jaw; piece
Prior art date: 1979-11-30

Application number

NL8006329A

Other languages

English (en)

Dutch (nl)

Original Assignee

Huette Bohrtech Gmbh

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.)

1979-11-30

Filing date

1980-11-20

Publication date

1981-07-01

1980-11-20 Application filed by Huette Bohrtech Gmbh filed Critical Huette Bohrtech Gmbh

1981-07-01 Publication of NL8006329A publication Critical patent/NL8006329A/nl

Links

IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 1
239000007990 PIPES buffer Substances 0.000 title 1
230000001681 protective effect Effects 0.000 claims description 4
238000005553 drilling Methods 0.000 description 7
239000000463 material Substances 0.000 description 3
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
238000005352 clarification Methods 0.000 description 1
230000008878 coupling Effects 0.000 description 1
238000010168 coupling process Methods 0.000 description 1
238000005859 coupling reaction Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000010304 firing Methods 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
238000000926 separation method Methods 0.000 description 1
125000006850 spacer group Chemical group 0.000 description 1
239000002699 waste material Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/002—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose for special purposes
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints

Landscapes

Engineering & Computer Science (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Mechanical Engineering (AREA)
Mining & Mineral Resources (AREA)
Physics & Mathematics (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Earth Drilling (AREA)
Excavating Of Shafts Or Tunnels (AREA)
Automatic Assembly (AREA)

NL8006329A 1979-11-30 1980-11-20 Hydraulisch werkzame inrichting voor het losmaken van pijpen. NL8006329A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2948221		1979-11-30
DE19792948221 DE2948221A1 (de)	1979-11-30	1979-11-30	Hydraulischer rohrloeser

Publications (1)

Publication Number	Publication Date
NL8006329A true NL8006329A (nl)	1981-07-01

Family

ID=6087256

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8006329A NL8006329A (nl)	1979-11-30	1980-11-20	Hydraulisch werkzame inrichting voor het losmaken van pijpen.

Country Status (9)

Country	Link
AT (1)	AT370848B (de)
BE (1)	BE886383A (de)
DE (1)	DE2948221A1 (de)
FR (1)	FR2470657B1 (de)
GB (1)	GB2063746B (de)
IT (1)	IT1150093B (de)
LU (1)	LU82966A1 (de)
NL (1)	NL8006329A (de)
SE (1)	SE8008345L (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2559813B1 (de) *	2011-08-17	2013-07-17	ABI Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik und Vertriebsgesellschaft mbH	Klemmzange
US9447645B2 (en)	2012-03-29	2016-09-20	Black Dog Industries Llc	Breakout wrench assemblies and methods
US10407497B2 (en)	2014-11-07	2019-09-10	Mccann Equipment Ltd.	Stuffing box loosening device and method
WO2016074074A1 (en) *	2014-11-11	2016-05-19	Mccann Equipment Ltd.	Stuffing box loosening device and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2634157A (en) *	1949-12-08	1953-04-07	Coast Oil Tool Corp	Rod gripping tool
US3256757A (en) *	1963-01-15	1966-06-21	United States Steel Corp	Power wrench for breaking threaded joints
US3500708A (en) *	1967-05-01	1970-03-17	Wilson John H	Automated pipe tongs
US3739434A (en) *	1970-10-30	1973-06-19	E Wheeler	Clamp for well pipe
US3921473A (en) *	1974-05-02	1975-11-25	Varco Int	Tool for making and breaking pipe joints
US4057887A (en) *	1974-05-06	1977-11-15	Cameron Iron Works, Inc.	Pipe disconnecting apparatus
US3985189A (en) *	1975-09-19	1976-10-12	Bucyrus-Erie Company	Drill rod handling device
GB1519086A (en) *	1976-07-09	1978-07-26	Eckel Mfg Co	Power operated drill pipe tongs
DE2633043C3 (de) *	1976-07-22	1980-10-02	Eckel Manufacturing Co., Inc., Odessa, Tex. (V.St.A.)	Kraftbetätigte Zange zum Anziehen oder Lösen einer Rohrverbindung

1979
- 1979-11-30 DE DE19792948221 patent/DE2948221A1/de active Granted
1980
- 1980-11-13 AT AT0559680A patent/AT370848B/de not_active IP Right Cessation
- 1980-11-20 GB GB8037223A patent/GB2063746B/en not_active Expired
- 1980-11-20 NL NL8006329A patent/NL8006329A/nl not_active Application Discontinuation
- 1980-11-24 FR FR8024897A patent/FR2470657B1/fr not_active Expired
- 1980-11-27 BE BE6/47329A patent/BE886383A/fr not_active IP Right Cessation
- 1980-11-28 SE SE8008345A patent/SE8008345L/ not_active Application Discontinuation
- 1980-11-28 IT IT26320/80A patent/IT1150093B/it active
- 1980-11-28 LU LU82966A patent/LU82966A1/de unknown

Also Published As

Publication number	Publication date
FR2470657B1 (fr)	1985-11-08
IT8026320A0 (it)	1980-11-28
LU82966A1 (de)	1981-03-26
IT1150093B (it)	1986-12-10
GB2063746A (en)	1981-06-10
DE2948221C2 (de)	1989-01-12
GB2063746B (en)	1983-09-14
AT370848B (de)	1983-05-10
DE2948221A1 (de)	1981-06-04
BE886383A (fr)	1981-03-16
SE8008345L (sv)	1981-05-31
FR2470657A1 (fr)	1981-06-12
ATA559680A (de)	1982-09-15

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Legal Events

Date	Code	Title
1985-01-01	A85	Still pending on 85-01-01
1987-11-02	BA	A request for search or an international-type search has been filed
1987-12-01	BB	A search report has been drawn up
1987-12-01	BC	A request for examination has been filed
1992-07-01	BV	The patent application has lapsed