| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB929215218AGB9215218D0 (en) | 1992-07-17 | 1992-07-17 | A valve |
| CA 2100389CA2100389A1 (en) | 1992-07-17 | 1993-07-13 | Valve having releasable latch mechanism |
| GB9314767AGB2268770B (en) | 1992-07-17 | 1993-07-16 | A valve having releasable latch mechanism |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB929215218AGB9215218D0 (en) | 1992-07-17 | 1992-07-17 | A valve |
| Publication Number | Publication Date |
|---|---|
| GB9215218D0true GB9215218D0 (en) | 1992-09-02 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB929215218APendingGB9215218D0 (en) | 1992-07-17 | 1992-07-17 | A valve |
| GB9314767AExpired - Fee RelatedGB2268770B (en) | 1992-07-17 | 1993-07-16 | A valve having releasable latch mechanism |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9314767AExpired - Fee RelatedGB2268770B (en) | 1992-07-17 | 1993-07-16 | A valve having releasable latch mechanism |
| Country | Link |
|---|---|
| CA (1) | CA2100389A1 (en) |
| GB (2) | GB9215218D0 (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5443129A (en)* | 1994-07-22 | 1995-08-22 | Smith International, Inc. | Apparatus and method for orienting and setting a hydraulically-actuatable tool in a borehole |
| GB0012124D0 (en)* | 2000-05-20 | 2000-07-12 | Lee Paul B | By-pass tool for use in a drill string |
| GB0102485D0 (en) | 2001-01-31 | 2001-03-14 | Sps Afos Group Ltd | Downhole Tool |
| US7108071B2 (en) | 2001-04-30 | 2006-09-19 | Weatherford/Lamb, Inc. | Automatic tubing filler |
| US6698514B2 (en) | 2002-05-02 | 2004-03-02 | Varco I/P, Inc. | Remote operated coil connector apparatus |
| GB0513140D0 (en)* | 2005-06-15 | 2005-08-03 | Lee Paul B | Novel method of controlling the operation of a downhole tool |
| US7793683B2 (en)* | 2006-10-11 | 2010-09-14 | Weatherford/Lamb, Inc. | Active intake pressure control of downhole pump assemblies |
| DK2427627T3 (en)* | 2009-05-07 | 2019-01-28 | Churchill Drilling Tools Ltd | DELIVERY OF EQUIPMENT IN BOREHOLES |
| BR112013018620A2 (en)* | 2011-01-21 | 2017-09-05 | Weatherford Tech Holdings Llc | CIRCULATION SUB OPERATED BY TELEMETRY |
| US9187978B2 (en) | 2013-03-11 | 2015-11-17 | Weatherford Technology Holdings, Llc | Expandable ball seat for hydraulically actuating tools |
| GB201916285D0 (en) | 2019-11-08 | 2019-12-25 | Coretrax Tech Limited | Apparatus & method |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4889199A (en)* | 1987-05-27 | 1989-12-26 | Lee Paul B | Downhole valve for use when drilling an oil or gas well |
| Publication number | Publication date |
|---|---|
| CA2100389A1 (en) | 1994-01-18 |
| GB2268770B (en) | 1995-11-15 |
| GB9314767D0 (en) | 1993-08-25 |
| GB2268770A (en) | 1994-01-19 |
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