NO764002L - - Google Patents
Info
- Publication number
- NO764002L NO764002L NO764002A NO764002A NO764002L NO 764002 L NO764002 L NO 764002L NO 764002 A NO764002 A NO 764002A NO 764002 A NO764002 A NO 764002A NO 764002 L NO764002 L NO 764002L
- Authority
- NO
- Norway
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)
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 true NO764002L (de) | 1977-06-13 |
| NO143729B NO143729B (no) | 1980-12-29 |
| NO143729C 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 (de) |
| JP (1) | JPS5910475B2 (de) |
| AT (1) | AT346003B (de) |
| CA (1) | CA1042670A (de) |
| DE (1) | DE2652209A1 (de) |
| DK (1) | DK524276A (de) |
| FR (1) | FR2334445A1 (de) |
| GB (1) | GB1540930A (de) |
| NL (1) | NL7612705A (de) |
| NO (1) | NO143729C (de) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0220671U (de) * | 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 |
| GB2429025B (en) * | 2004-05-01 | 2009-02-18 | Varco Int | 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 |
| US9732567B2 (en) | 2014-07-28 | 2017-08-15 | 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1756376A (en) * | 1927-11-18 | 1930-04-29 | R E Moore | Method of making weldless elevator links |
| US1810978A (en) * | 1927-11-18 | 1931-06-23 | George W Moore | Weldless elevator link |
| 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/en 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 |
|---|---|
| NO143729B (no) | 1980-12-29 |
| AT346003B (de) | 1978-10-25 |
| NO143729C (no) | 1981-04-08 |
| DK524276A (da) | 1977-06-11 |
| DE2652209A1 (de) | 1977-06-23 |
| FR2334445A1 (fr) | 1977-07-08 |
| CA1042670A (en) | 1978-11-21 |
| US3996737A (en) | 1976-12-14 |
| FR2334445B1 (de) | 1979-09-21 |
| GB1540930A (en) | 1979-02-21 |
| JPS5910475B2 (ja) | 1984-03-09 |
| JPS5271341A (en) | 1977-06-14 |
| NL7612705A (nl) | 1977-06-14 |
| ATA908576A (de) | 1978-02-15 |