ZA985216B - A drill bit - Google Patents
A drill bitInfo
- Publication number
- ZA985216B ZA985216B ZA985216A ZA985216A ZA985216B ZA 985216 B ZA985216 B ZA 985216B ZA 985216 A ZA985216 A ZA 985216A ZA 985216 A ZA985216 A ZA 985216A ZA 985216 B ZA985216 B ZA 985216B
- Authority
- ZA
- South Africa
- Prior art keywords
- drill bit
- drill
- bit
- Prior art date
Links
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
- E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
- E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
-
- 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
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
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)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPO7374A AUPO737497A0 (en) | 1997-06-16 | 1997-06-16 | Drill bit with drive and retaining means located forwardly of hammer barrel |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA985216B true ZA985216B (en) | 1999-01-07 |
Family
ID=3801666
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA985220A ZA985220B (en) | 1997-06-16 | 1998-06-15 | A drill bit with drive and retainer means |
ZA985216A ZA985216B (en) | 1997-06-16 | 1998-06-15 | A drill bit |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA985220A ZA985220B (en) | 1997-06-16 | 1998-06-15 | A drill bit with drive and retainer means |
Country Status (3)
Country | Link |
---|---|
AU (1) | AUPO737497A0 (xx) |
WO (2) | WO1998058153A1 (xx) |
ZA (2) | ZA985220B (xx) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9903256D0 (en) * | 1999-02-12 | 1999-04-07 | Halco Drilling International L | Directional drilling apparatus |
AU2003212036B2 (en) * | 1999-02-12 | 2005-07-28 | Halco Directional Drilling Products Limited | Directional Drilling Apparatus |
NL1034180C2 (nl) * | 2007-07-24 | 2009-01-27 | Sonicsampdrill B V | Boorinrichting met rotatie-vibratie aandrijving. |
SE533590C2 (sv) | 2009-01-14 | 2010-11-02 | Wassara Ab | Borrkrona för sänkborrmaskin |
WO2013071360A1 (en) * | 2011-11-17 | 2013-05-23 | Sandvik Intellectual Property Ab | Hammer bit shank enhancements |
EP2612981B1 (en) | 2012-01-09 | 2014-07-16 | Sandvik Intellectual Property AB | A drill bit for a percussive hammer, and shank and retention lug therefore |
ITRM20130533A1 (it) * | 2013-10-02 | 2015-04-03 | Mori Srl | Giunto tra testa motrice "rotary" e testa dell'asta di perforazione superiore, in un impianto di perforazione del suolo ed eventuale dispositivo per l'aggancio/sgancio meccanizzato. |
WO2015176121A1 (en) * | 2014-05-23 | 2015-11-26 | Ignis Technologies Pty Ltd | Bit retaining system |
CN104018789B (zh) * | 2014-06-05 | 2016-02-24 | 河北国峰重工机械有限公司 | 反循环钻机钻杆联接装置 |
SE539881C2 (sv) * | 2016-04-29 | 2018-01-02 | Lkab Wassara Ab | Kopplingsanordning för borrkrona och förfarande för sådan koppling. |
CN107965274A (zh) * | 2018-01-08 | 2018-04-27 | 西南石油大学 | 花键卡瓦式钻柱联接装置 |
CN110685612A (zh) * | 2018-07-04 | 2020-01-14 | 陈玥丹 | 一种水平扭向弹性缓冲及冲击破岩钻井工具 |
DE102018008811A1 (de) * | 2018-11-09 | 2020-05-14 | Tracto-Technik Gmbh & Co. Kg | Bohrstrangabschnitt zum Bohren im Erdreich, Erdbohrvorrichtung und Verwendung eines Bohrstrangabschnitts |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE751241C (de) * | 1938-12-17 | 1953-02-23 | Fried Krupp A G | Bohrwerkzeug |
US3717209A (en) * | 1971-06-10 | 1973-02-20 | Pacific Tooling & Eng Co | Replaceable wear-resistant element and method for replacing same |
FR2188040A1 (en) * | 1972-06-09 | 1974-01-18 | Tartan Ind S Inc | Rotary drill bit - with readily replaceable cutter bits |
CA2036602C (en) * | 1990-02-28 | 2001-04-24 | Takeshi Hayashi | Excavation tool |
ZA915804B (en) * | 1990-07-27 | 1992-04-29 | Mitsubishi Materials Corp | Excavation tool |
US5065827A (en) * | 1990-12-21 | 1991-11-19 | Smith International, Inc. | Hammer bit retention tool |
SE505068C2 (sv) * | 1995-03-27 | 1997-06-23 | Sandvik Ab | Förfarande för att överföra slagenergi från ett slagborrverktyg till ett borrhål, bergborrverktyg och borrkrona för slående borrning |
SE506527C2 (sv) * | 1995-08-31 | 1997-12-22 | Sandvik Ab | Förfarande, bergborrverktyg, bergborrkrona och mellanelement för att överföra slagenerig från ett topphammaraggregat |
US5647447A (en) * | 1996-06-10 | 1997-07-15 | Ingersoll-Rand Company | Bit retention device for a bit and chuck assembly of a down-the-hole percussive drill |
WO1998005476A1 (en) * | 1996-07-31 | 1998-02-12 | Sds Digger Tools Pty. Ltd. | Forwardly located bit retention means |
-
1997
- 1997-06-16 AU AUPO7374A patent/AUPO737497A0/en not_active Abandoned
-
1998
- 1998-06-15 ZA ZA985220A patent/ZA985220B/xx unknown
- 1998-06-15 ZA ZA985216A patent/ZA985216B/xx unknown
- 1998-06-16 WO PCT/AU1998/000461 patent/WO1998058153A1/en active Application Filing
- 1998-06-16 WO PCT/AU1998/000462 patent/WO1998058154A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1998058153A1 (en) | 1998-12-23 |
AUPO737497A0 (en) | 1997-07-10 |
ZA985220B (en) | 1999-01-07 |
WO1998058154A1 (en) | 1998-12-23 |
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