| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8203247ASE8203247L (en) | 1982-05-25 | 1982-05-25 | COMPARATIVE CIRCUIT AT THE ROD FOR BORING ENDAMAL |
| Publication Number | Publication Date |
|---|---|
| GB8314253D0 GB8314253D0 (en) | 1983-06-29 |
| GB2124315A GB2124315A (en) | 1984-02-15 |
| GB2124315Btrue GB2124315B (en) | 1986-08-28 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08314253AExpiredGB2124315B (en) | 1982-05-25 | 1983-05-23 | Pipe joint |
| Country | Link |
|---|---|
| GB (1) | GB2124315B (en) |
| SE (1) | SE8203247L (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3825992A1 (en)* | 1988-07-28 | 1990-02-01 | Mannesmann Ag | DRILL PIPE |
| GB2309276A (en)* | 1996-01-20 | 1997-07-23 | Boart Longyear Ltd | Threaded joint |
| CN106255798B (en)* | 2014-06-16 | 2018-11-20 | 哈里伯顿能源服务公司 | Casing joint component |
| CN106312440B (en)* | 2015-06-24 | 2018-03-27 | 钱立群 | A kind of cored steel drill pipe friction restorative procedure |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1000955A (en)* | 1961-04-28 | 1965-08-11 | American Iron & Machine Works | Lightweight drill pipe |
| GB1583038A (en)* | 1976-04-22 | 1981-01-21 | Hydril Co | Screw thread connection for pin and box pipe joints |
| US4124229A (en)* | 1977-05-04 | 1978-11-07 | Vetco, Inc. | Rigid connector for pipe and method of making the same |
| GB2064041B (en)* | 1979-11-19 | 1983-07-27 | Hunting Oilfield Services Ltd | Pipe connectors |
| US4410204A (en)* | 1981-07-06 | 1983-10-18 | Dril-Quip, Inc. | Connector |
| GB2104990B (en)* | 1981-08-24 | 1985-04-24 | Drillcon Ind Ltd | A sleeve for lining a well wall and a tubular coupling therefore |
| Publication number | Publication date |
|---|---|
| SE8203247L (en) | 1983-11-26 |
| GB8314253D0 (en) | 1983-06-29 |
| GB2124315A (en) | 1984-02-15 |
| Publication | Publication Date | Title |
|---|---|---|
| GB2118658B (en) | Pipe joint | |
| GB2149871B (en) | Pipe joint | |
| JPS5697688A (en) | Pipe joint | |
| JPS56156586A (en) | Pipe joint | |
| GB8331915D0 (en) | Pipe joints | |
| GB2083154B (en) | Pipe joint | |
| GB8325994D0 (en) | Pipe connection | |
| GB2118264B (en) | Branch pipe joint | |
| GB2124315B (en) | Pipe joint | |
| GB2144508B (en) | Pipe joints | |
| GB2129891B (en) | Flexible pipe joint | |
| JPS5718889A (en) | Pipe joint | |
| JPS5743086A (en) | Pipe joint | |
| JPS5751088A (en) | Pipe joint | |
| GB2109078B (en) | Pipe joint | |
| JPS5790490A (en) | Pipe joint | |
| JPS5747088A (en) | Pipe joint | |
| JPS5715180A (en) | Pipe joint | |
| JPS579386A (en) | Pipe joint | |
| JPS5790489A (en) | Pipe joint | |
| JPS5794186A (en) | Pipe joint | |
| KR830001270U (en) | Pipe joint | |
| IL66879A0 (en) | Pipe joint | |
| KR830001269U (en) | Pipe joint | |
| GB2117853B (en) | Pipe joint structure |
| Date | Code | Title | Description |
|---|---|---|---|
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| PCNP | Patent ceased through non-payment of renewal fee | Effective date:19940523 |