ZA915804B - Excavation tool - Google Patents
Excavation toolInfo
- Publication number
- ZA915804B ZA915804B ZA915804A ZA915804A ZA915804B ZA 915804 B ZA915804 B ZA 915804B ZA 915804 A ZA915804 A ZA 915804A ZA 915804 A ZA915804 A ZA 915804A ZA 915804 B ZA915804 B ZA 915804B
- Authority
- ZA
- South Africa
- Prior art keywords
- excavation tool
- excavation
- tool
- Prior art date
Links
- 238000009412 basement excavation 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
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B10/00—Drill bits
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
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)
- Auxiliary Devices For Machine Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20035490 | 1990-07-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA915804B true ZA915804B (en) | 1992-04-29 |
Family
ID=16422905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA915804A ZA915804B (en) | 1990-07-27 | 1991-07-24 | Excavation tool |
Country Status (11)
Country | Link |
---|---|
US (1) | US5139099A (de) |
EP (1) | EP0468515B1 (de) |
KR (1) | KR960001530B1 (de) |
AU (1) | AU644195B2 (de) |
CA (1) | CA2047874C (de) |
DE (1) | DE69101285T2 (de) |
ES (1) | ES2052305T3 (de) |
FI (1) | FI94891C (de) |
HK (1) | HK31995A (de) |
NO (1) | NO301348B1 (de) |
ZA (1) | ZA915804B (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6209665B1 (en) | 1996-07-01 | 2001-04-03 | Ardis L. Holte | Reverse circulation drilling system with bit locked underreamer arms |
US5975222A (en) * | 1996-07-01 | 1999-11-02 | Holte; Ardis L. | Reverse circulation drilling system with bit locked underreamer arms |
GB2316964B (en) * | 1996-09-04 | 2000-06-07 | Bulroc | Drill means |
AUPO737497A0 (en) * | 1997-06-16 | 1997-07-10 | Sds Digger Tools Pty Ltd | Drill bit with drive and retaining means located forwardly of hammer barrel |
US6021856A (en) * | 1998-05-29 | 2000-02-08 | Numa Tool Company | Bit retention system |
US6176332B1 (en) * | 1998-12-31 | 2001-01-23 | Kennametal Inc. | Rotatable cutting bit assembly with cutting inserts |
WO2003025327A1 (en) * | 2001-09-20 | 2003-03-27 | Shell Internationale Research Maatschappij B.V. | Percussion drilling head |
US7419017B2 (en) * | 2005-06-10 | 2008-09-02 | Keystone Drill Services, Inc. | Multi-sectional percussive drill bit assembly |
US7389833B2 (en) * | 2005-06-10 | 2008-06-24 | Keystone Drill Services, Inc. | Multi-sectional percussive drill bit assembly |
FR2889556B1 (fr) * | 2005-08-04 | 2007-09-21 | Gerard Arsonnet | Dispositif de forage d'un puits suivant un axe de forage pour mesurer un parametre d'une partie d'un sol |
US7758331B2 (en) * | 2006-02-22 | 2010-07-20 | American Maplan Corporation | Pipe support system |
US9033068B2 (en) * | 2007-05-25 | 2015-05-19 | Kwang Ik Lee | Hammer bit |
US20090285637A1 (en) * | 2008-05-16 | 2009-11-19 | W.T.W. Construction, Inc. | Pile mandrel with extendable reaming members |
US20110180330A1 (en) * | 2010-01-26 | 2011-07-28 | Conn Timothy W | Drilling assembly with underreaming bit and method of use |
KR101302554B1 (ko) * | 2011-02-17 | 2013-09-02 | 백은미 | 지반 천공용 해머의 비트 |
FI124451B (fi) | 2013-10-22 | 2014-09-15 | Atlas Copco Rotex Ab Oy | Porauslaite |
FI127402B (fi) | 2015-09-14 | 2018-05-15 | Mincon Nordic Oy | Poralaite |
PL3463777T3 (pl) | 2016-05-27 | 2023-12-11 | Joy Global Underground Mining Llc | Urządzenie urabiające z elementami zużywalnymi |
CN106320987B (zh) * | 2016-08-19 | 2018-08-31 | 沧州格锐特钻头有限公司 | 一种内扩孔pdc钻头 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1776018A (en) * | 1927-11-14 | 1930-09-16 | Harry C Brown | Underreaming well-drilling bit |
US1754525A (en) * | 1928-01-18 | 1930-04-15 | Grant John | Expanding reamer |
US1858263A (en) * | 1929-04-13 | 1932-05-17 | Charlton James | Rotary expansion drilling tool |
US1839588A (en) * | 1929-09-20 | 1932-01-05 | Grant John | Plunger actuated underreamer |
GB550100A (en) * | 1941-05-16 | 1942-12-23 | Alexander Zussman Orkin | Improvements in or relating to drills for mixed excavation |
US3185228A (en) * | 1963-01-21 | 1965-05-25 | Hughes Tool Co | Rotary-percussion drill bit with heel row inserts to prevent wedging |
US3522852A (en) * | 1967-08-18 | 1970-08-04 | Trident Ind Inc | Expandable drill bit and reamer construction |
US3536150A (en) * | 1968-09-05 | 1970-10-27 | Frank E Stebley | Rotary-percussion drill bit |
GB2132252B (en) * | 1982-10-25 | 1985-12-18 | Tone Boring Co | An air hammer drill device |
US4874046A (en) * | 1988-04-01 | 1989-10-17 | Hurd Marvin G | Groove cutter for concrete bores |
SE8901199L (sv) * | 1989-04-05 | 1990-10-06 | Uniroc Ab | Excentrisk borrkrona |
-
1991
- 1991-07-24 ZA ZA915804A patent/ZA915804B/xx unknown
- 1991-07-24 AU AU81327/91A patent/AU644195B2/en not_active Expired
- 1991-07-24 NO NO912892A patent/NO301348B1/no not_active IP Right Cessation
- 1991-07-25 CA CA002047874A patent/CA2047874C/en not_active Expired - Lifetime
- 1991-07-26 US US07/736,725 patent/US5139099A/en not_active Expired - Lifetime
- 1991-07-26 ES ES91112588T patent/ES2052305T3/es not_active Expired - Lifetime
- 1991-07-26 DE DE69101285T patent/DE69101285T2/de not_active Expired - Lifetime
- 1991-07-26 FI FI913590A patent/FI94891C/fi not_active IP Right Cessation
- 1991-07-26 EP EP91112588A patent/EP0468515B1/de not_active Expired - Lifetime
- 1991-07-26 KR KR1019910012948A patent/KR960001530B1/ko not_active IP Right Cessation
-
1995
- 1995-03-09 HK HK31995A patent/HK31995A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO301348B1 (no) | 1997-10-13 |
FI94891C (fi) | 1995-11-10 |
HK31995A (en) | 1995-03-17 |
EP0468515B1 (de) | 1994-03-02 |
KR960001530B1 (ko) | 1996-02-01 |
EP0468515A1 (de) | 1992-01-29 |
FI913590A0 (fi) | 1991-07-26 |
CA2047874A1 (en) | 1992-01-28 |
DE69101285D1 (de) | 1994-04-07 |
US5139099A (en) | 1992-08-18 |
NO912892L (no) | 1992-01-28 |
AU8132791A (en) | 1992-01-30 |
FI913590A (fi) | 1992-01-28 |
ES2052305T3 (es) | 1994-07-01 |
NO912892D0 (no) | 1991-07-24 |
KR920002898A (ko) | 1992-02-28 |
FI94891B (fi) | 1995-07-31 |
CA2047874C (en) | 1996-12-17 |
DE69101285T2 (de) | 1994-07-07 |
AU644195B2 (en) | 1993-12-02 |
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