NO143729C - Fremgangsmaate for fremstilling av elevatorledd og et stoept elevatorleddemne til bruk ved fremgangsmaaten - Google Patents

Fremgangsmaate for fremstilling av elevatorledd og et stoept elevatorleddemne til bruk ved fremgangsmaaten

Info

Publication number
NO143729C
NO143729C NO764002A NO764002A NO143729C NO 143729 C NO143729 C NO 143729C NO 764002 A NO764002 A NO 764002A NO 764002 A NO764002 A NO 764002A NO 143729 C NO143729 C NO 143729C
Authority
NO
Norway
Prior art keywords
procedure
elevator
castle
manufacturing
members
Prior art date
Application number
NO764002A
Other languages
English (en)
Other versions
NO143729B (no
NO764002L (no
Inventor
William Mercer Burstall
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.)
Filing date
Publication date
Application filed by Bj Hughes Inc filed Critical Bj Hughes Inc
Publication of NO764002L publication Critical patent/NO764002L/no
Publication of NO143729B publication Critical patent/NO143729B/no
Publication of NO143729C publication Critical patent/NO143729C/no

Links

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)
NO764002A 1975-12-10 1976-11-23 Fremgangsmaate for fremstilling av elevatorledd og et stoept elevatorleddemne til bruk ved fremgangsmaaten NO143729C (no)

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 (3)

Publication Number Publication Date
NO764002L NO764002L (no) 1977-06-13
NO143729B NO143729B (no) 1980-12-29
NO143729C true NO143729C (no) 1981-04-08

Family

ID=24564460

Family Applications (1)

Application Number Title Priority Date Filing Date
NO764002A NO143729C (no) 1975-12-10 1976-11-23 Fremgangsmaate for fremstilling av elevatorledd og et stoept elevatorleddemne til bruk ved fremgangsmaaten

Country Status (10)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0220671U (no) * 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
US20070062688A1 (en) * 2005-09-20 2007-03-22 Mike Schats Support link for wellbore apparatus
US7303021B2 (en) * 2005-09-20 2007-12-04 Varco I/P, Inc. Wellbore rig elevator systems
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 (en) 2014-07-28 2016-02-04 H&H Drilling Tools, LLC Interchangeable bail link apparatus and method
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

Also Published As

Publication number Publication date
CA1042670A (en) 1978-11-21
AT346003B (de) 1978-10-25
FR2334445B1 (no) 1979-09-21
US3996737A (en) 1976-12-14
NO143729B (no) 1980-12-29
JPS5910475B2 (ja) 1984-03-09
DE2652209A1 (de) 1977-06-23
ATA908576A (de) 1978-02-15
DK524276A (da) 1977-06-11
JPS5271341A (en) 1977-06-14
NL7612705A (nl) 1977-06-14
GB1540930A (en) 1979-02-21
NO764002L (no) 1977-06-13
FR2334445A1 (fr) 1977-07-08

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