FR2334445A1 - Procede de fabrication d'une boucle de harnais monobloc pour le levage de tubes de forage et piece brute coulee utilisee pour la fabrication de la boucle - Google Patents

Procede de fabrication d'une boucle de harnais monobloc pour le levage de tubes de forage et piece brute coulee utilisee pour la fabrication de la boucle

Info

Publication number: FR2334445A1
Authority: FR; France
Prior art keywords: manufacturing; loop; monobloc; part used; cast part
Prior art date: 1975-12-10
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.): Granted

Application number

FR7637354A

Other languages

English (en)

Other versions

FR2334445B1 (fr

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

BJ Hughes Inc

Original Assignee

BJ Hughes Inc

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.)

1975-12-10

Filing date

1976-12-10

Publication date

1977-07-08

1976-12-10 Application filed by BJ Hughes Inc filed Critical BJ Hughes Inc

1977-07-08 Publication of FR2334445A1 publication Critical patent/FR2334445A1/fr

1979-09-21 Application granted granted Critical

1979-09-21 Publication of FR2334445B1 publication Critical patent/FR2334445B1/fr

Status Granted legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21L—MAKING METAL CHAINS
- B21L99/00—Subject matter not provided for in other groups of this subclass
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/72—Making machine elements hooks, e.g. crane hooks, railway track spikes

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Forging (AREA)
Earth Drilling (AREA)
Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Elevator Door Apparatuses (AREA)

FR7637354A 1975-12-10 1976-12-10 Procede de fabrication d'une boucle de harnais monobloc pour le levage de tubes de forage et piece brute coulee utilisee pour la fabrication de la boucle Granted FR2334445A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/639,525 US3996737A (en)	1975-12-10	1975-12-10	Method of manufacturing elevator links and a cast elevator link blank for use in the method

Publications (2)

Publication Number	Publication Date
FR2334445A1 true FR2334445A1 (fr)	1977-07-08
FR2334445B1 FR2334445B1 (fr)	1979-09-21

Family

ID=24564460

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7637354A Granted FR2334445A1 (fr)	1975-12-10	1976-12-10	Procede de fabrication d'une boucle de harnais monobloc pour le levage de tubes de forage et piece brute coulee utilisee pour la fabrication de la boucle

Country Status (10)

Country	Link
US (1)	US3996737A (fr)
JP (1)	JPS5910475B2 (fr)
AT (1)	AT346003B (fr)
CA (1)	CA1042670A (fr)
DE (1)	DE2652209A1 (fr)
DK (1)	DK524276A (fr)
FR (1)	FR2334445A1 (fr)
GB (1)	GB1540930A (fr)
NL (1)	NL7612705A (fr)
NO (1)	NO143729C (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0220671U (fr) *	1988-07-28	1990-02-09
US6170248B1 (en)	1999-01-13	2001-01-09	Columbia Steel Casting Co., Inc.	Dog bone chain link
US6520709B1 (en) *	1999-04-30	2003-02-18	Frank's Casing Crew And Rental Tools, Inc.	Variable length/capacity elevator links
ZA200209144B (en) *	2001-11-30	2003-05-27	Inventio Ag	Method, system and computer program product for computer-assisted furnishing of materials in lift construction.
US20030213226A1 (en) *	2002-05-14	2003-11-20	Columbia Steel Casting Co., Inc.	Chain link with angularly disposed end portions
US6895738B2 (en) *	2002-11-05	2005-05-24	Robert A. Vito	Security chain
US7762343B2 (en) *	2004-05-01	2010-07-27	Varco I/P, Inc.	Apparatus and method for handling pipe
US7360603B2 (en) *	2004-11-30	2008-04-22	Varco I/P, Inc.	Methods and apparatuses for wellbore operations
US7303021B2 (en) *	2005-09-20	2007-12-04	Varco I/P, Inc.	Wellbore rig elevator systems
US20070062688A1 (en) *	2005-09-20	2007-03-22	Mike Schats	Support link for wellbore apparatus
CN100453203C (zh) *	2006-09-12	2009-01-21	钟六妹	一种优质碳素钢钩、环类零件的锻造方法
US20080135230A1 (en) *	2006-12-06	2008-06-12	Wells Lawrence E	Dual-saddle ear support apparatus
CN102717014B (zh) *	2012-06-14	2014-07-02	宝鸡石油机械有限责任公司	石油钻采用套管吊卡的自由锻方法
WO2016018925A1 (fr)	2014-07-28	2016-02-04	H&H Drilling Tools, LLC	Appareil et procédé de liaison de bras d'élévateur interchangeable
US10641305B2 (en) *	2017-03-28	2020-05-05	Forum Us, Inc.	Link extension connector

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1810978A (en) *	1927-11-18	1931-06-23	George W Moore	Weldless elevator link
US1756376A (en) *	1927-11-18	1930-04-29	R E Moore	Method of making weldless elevator links
US1779895A (en) *	1928-05-08	1930-10-28	James G White	Elevator link
US2822663A (en) *	1952-04-24	1958-02-11	Carlton G Lutts	Anchor chain stud link with cross made entirely of weld metal
US3164898A (en) *	1960-08-09	1965-01-12	Guy F Kotrbaty	Method of producing extruded shapes
US3461666A (en) *	1967-10-17	1969-08-19	Byron Jackson Inc	Elevator link and process of making the same

1975
- 1975-12-10 US US05/639,525 patent/US3996737A/en not_active Expired - Lifetime
1976
- 1976-11-02 GB GB45568/76A patent/GB1540930A/en not_active Expired
- 1976-11-10 CA CA265,367A patent/CA1042670A/fr not_active Expired
- 1976-11-16 NL NL7612705A patent/NL7612705A/xx not_active Application Discontinuation
- 1976-11-16 DE DE19762652209 patent/DE2652209A1/de not_active Withdrawn
- 1976-11-19 DK DK524276A patent/DK524276A/da not_active Application Discontinuation
- 1976-11-23 NO NO764002A patent/NO143729C/no unknown
- 1976-11-25 JP JP51141748A patent/JPS5910475B2/ja not_active Expired
- 1976-12-09 AT AT908576A patent/AT346003B/de not_active IP Right Cessation
- 1976-12-10 FR FR7637354A patent/FR2334445A1/fr active Granted

Also Published As

Publication number	Publication date
ATA908576A (de)	1978-02-15
CA1042670A (fr)	1978-11-21
DE2652209A1 (de)	1977-06-23
FR2334445B1 (fr)	1979-09-21
NO764002L (fr)	1977-06-13
JPS5271341A (en)	1977-06-14
NL7612705A (nl)	1977-06-14
JPS5910475B2 (ja)	1984-03-09
DK524276A (da)	1977-06-11
US3996737A (en)	1976-12-14
GB1540930A (en)	1979-02-21
NO143729B (no)	1980-12-29
NO143729C (no)	1981-04-08
AT346003B (de)	1978-10-25

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Legal Events

Date	Code	Title	Description
1983-10-21	ST	Notification of lapse