ZA867682B - Thread coupling for percussion drilling - Google Patents
Thread coupling for percussion drillingInfo
- Publication number
- ZA867682B ZA867682B ZA867682A ZA867682A ZA867682B ZA 867682 B ZA867682 B ZA 867682B ZA 867682 A ZA867682 A ZA 867682A ZA 867682 A ZA867682 A ZA 867682A ZA 867682 B ZA867682 B ZA 867682B
- Authority
- ZA
- South Africa
- Prior art keywords
- percussion drilling
- thread coupling
- percussion
- drilling
- thread
- Prior art date
Links
- 230000008878 coupling Effects 0.000 title 1
- 238000010168 coupling process Methods 0.000 title 1
- 238000005859 coupling reaction Methods 0.000 title 1
- 238000005553 drilling Methods 0.000 title 1
- 238000009527 percussion Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B17/042—Threaded
- E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8504842A SE8504842L (en) | 1985-10-17 | 1985-10-17 | DRILLING ROCK FOR BACKGROUND MOUNTING |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA867682B true ZA867682B (en) | 1987-05-27 |
Family
ID=20361778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA867682A ZA867682B (en) | 1985-10-17 | 1986-10-08 | Thread coupling for percussion drilling |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0220147A3 (en) |
| JP (1) | JPS62125192A (en) |
| CN (1) | CN86107149A (en) |
| AU (1) | AU6367286A (en) |
| BR (1) | BR8605070A (en) |
| FI (1) | FI864185A (en) |
| SE (1) | SE8504842L (en) |
| ZA (1) | ZA867682B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE514137C2 (en) * | 1998-03-24 | 2001-01-08 | Sandvik Ab | Threaded joints for striking drilling, male and female part to be included in a threaded joint for striking drilling as well as method for manufacturing a product with a thread to be included in a threaded joint for striking drilling |
| GB2340148B (en) * | 1998-07-30 | 2002-12-31 | Boart Longyear Ltd | Tube rod |
| EP2845992B1 (en) * | 2013-09-09 | 2016-01-13 | Sandvik Intellectual Property AB | Drill string with bend resistant coupling |
| EP3095955A1 (en) * | 2015-05-22 | 2016-11-23 | Sandvik Intellectual Property AB | Threaded coupling end for drill string component |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1645802A (en) * | 1925-06-09 | 1927-10-18 | Lewis F Davis | Deep-well pump-plunger attachment |
| US2005498A (en) * | 1933-04-28 | 1935-06-18 | Raymond S Hart | Detachable bit for rock drills |
| US2979993A (en) * | 1956-04-17 | 1961-04-18 | Sandvikens Jernverks Ab | Rock drill bit and method of manufacturing same |
| US3542406A (en) * | 1969-03-26 | 1970-11-24 | Ideal Ind | Connector and method |
| US4397484A (en) * | 1982-04-16 | 1983-08-09 | Mobil Oil Corporation | Locking coupling system |
| SE469602B (en) * | 1985-04-04 | 1993-08-02 | Sandvik Ab | CUTTING HEAD BEFORE SHOCK DRILLING |
-
1985
- 1985-10-17 SE SE8504842A patent/SE8504842L/en not_active Application Discontinuation
-
1986
- 1986-10-08 ZA ZA867682A patent/ZA867682B/en unknown
- 1986-10-08 EP EP86850341A patent/EP0220147A3/en not_active Withdrawn
- 1986-10-08 AU AU63672/86A patent/AU6367286A/en not_active Abandoned
- 1986-10-16 CN CN198686107149A patent/CN86107149A/en active Pending
- 1986-10-16 FI FI864185A patent/FI864185A/en not_active Application Discontinuation
- 1986-10-16 BR BR8605070A patent/BR8605070A/en unknown
- 1986-10-16 JP JP61244294A patent/JPS62125192A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BR8605070A (en) | 1987-07-21 |
| SE8504842L (en) | 1987-04-18 |
| EP0220147A2 (en) | 1987-04-29 |
| FI864185A0 (en) | 1986-10-16 |
| CN86107149A (en) | 1987-05-20 |
| SE8504842D0 (en) | 1985-10-17 |
| EP0220147A3 (en) | 1988-11-17 |
| FI864185A (en) | 1987-04-18 |
| JPS62125192A (en) | 1987-06-06 |
| AU6367286A (en) | 1987-04-30 |
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