DE59710213D1 - drill pipe - Google Patents
drill pipeInfo
- Publication number
- DE59710213D1 DE59710213D1 DE59710213T DE59710213T DE59710213D1 DE 59710213 D1 DE59710213 D1 DE 59710213D1 DE 59710213 T DE59710213 T DE 59710213T DE 59710213 T DE59710213 T DE 59710213T DE 59710213 D1 DE59710213 D1 DE 59710213D1
- Authority
- DE
- Germany
- Prior art keywords
- drill pipe
- drill
- pipe
- Prior art date
- 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.)
- Expired - Lifetime
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19649572A DE19649572C2 (en) | 1996-11-29 | 1996-11-29 | Drilling device |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59710213D1 true DE59710213D1 (en) | 2003-07-10 |
Family
ID=7813172
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19649572A Expired - Fee Related DE19649572C2 (en) | 1996-11-29 | 1996-11-29 | Drilling device |
DE59710213T Expired - Lifetime DE59710213D1 (en) | 1996-11-29 | 1997-07-02 | drill pipe |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19649572A Expired - Fee Related DE19649572C2 (en) | 1996-11-29 | 1996-11-29 | Drilling device |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0845576B1 (en) |
DE (2) | DE19649572C2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113153172B (en) * | 2021-03-22 | 2023-10-20 | 东营市三和石油装备有限公司 | Full spray welding high temperature resistant anticorrosion sucker rod |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4117895A (en) * | 1977-03-30 | 1978-10-03 | Smith International, Inc. | Apparatus and method for enlarging underground arcuate bore holes |
DE3680402D1 (en) * | 1985-05-14 | 1991-08-29 | Cherrington Corp | DEVICE AND METHOD FOR PRODUCING AN ENLARGED CURVED HOLE HOLE IN THE SUBSTRATE AND FOR INSTALLING A PIPE THEREOF. |
US4784230A (en) * | 1985-05-14 | 1988-11-15 | Cherrington Martin D | Apparatus and method for installing a conduit within an arcuate bore |
US5242026A (en) * | 1991-10-21 | 1993-09-07 | The Charles Machine Works, Inc. | Method of and apparatus for drilling a horizontal controlled borehole in the earth |
US5176211A (en) * | 1991-09-16 | 1993-01-05 | Baker Energy Resources Corporation | Apparatus and method for recirculating mud when drilling under an obstacle |
-
1996
- 1996-11-29 DE DE19649572A patent/DE19649572C2/en not_active Expired - Fee Related
-
1997
- 1997-07-02 EP EP97111050A patent/EP0845576B1/en not_active Expired - Lifetime
- 1997-07-02 DE DE59710213T patent/DE59710213D1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0845576B1 (en) | 2003-06-04 |
DE19649572C2 (en) | 1999-11-04 |
EP0845576A3 (en) | 1999-05-12 |
EP0845576A2 (en) | 1998-06-03 |
DE19649572A1 (en) | 1998-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: TRACTO-TECHNIK GMBH, 57368 LENNESTADT, DE |