TW276203B - - Google Patents
Info
- Publication number
- TW276203B TW276203B TW084106632A TW84106632A TW276203B TW 276203 B TW276203 B TW 276203B TW 084106632 A TW084106632 A TW 084106632A TW 84106632 A TW84106632 A TW 84106632A TW 276203 B TW276203 B TW 276203B
- Authority
- TW
- Taiwan
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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
-
- 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
- E21B10/36—Percussion drill bits
- E21B10/40—Percussion drill bits with leading portion
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4430784A DE4430784C1 (de) | 1994-08-30 | 1994-08-30 | Bohrkopf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW276203B true TW276203B (it) | 1996-05-21 |
Family
ID=6526936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW084106632A TW276203B (it) | 1994-08-30 | 1995-06-28 |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0777811A1 (it) |
| JP (1) | JPH10504861A (it) |
| KR (1) | KR970705689A (it) |
| AU (1) | AU2673595A (it) |
| DE (1) | DE4430784C1 (it) |
| FI (1) | FI970836A (it) |
| IS (1) | IS4421A (it) |
| NO (1) | NO970908L (it) |
| TW (1) | TW276203B (it) |
| WO (1) | WO1996007011A1 (it) |
| ZA (1) | ZA957224B (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2738762B1 (fr) * | 1995-09-18 | 1997-10-17 | Diager | Partie coupante d'un foret |
| DE19835689C2 (de) * | 1998-08-07 | 2003-01-09 | Hermann Bentzinger | Vorrichtung zur Befestigung von Schneidsegmenten an einem Bohrrohr |
| DE102006000083A1 (de) | 2006-02-20 | 2007-08-23 | Hilti Ag | Ankerbohrkopf |
| BR112019007179B1 (pt) * | 2016-10-10 | 2022-07-12 | Tmt-Tapping Measuring Technology Sàrl | Broca de perfuração |
| RU183053U1 (ru) * | 2017-01-24 | 2018-09-07 | Общество с ограниченной ответственностью "СОБРАНИЕ" | Упаковка |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE967371C (de) * | 1943-07-03 | 1957-11-07 | Boehler & Co Ag Geb | Gesteinsschlagbohrer fuer Sprengbohrloecher u. dgl. mit Vorbohrschneide und daran anschliessender Erweiterungsschneide |
| US2507222A (en) * | 1946-08-19 | 1950-05-09 | Phipps Orville | Multiple edge percussion bit |
| GB644145A (en) * | 1947-12-09 | 1950-10-04 | Atlas Diesel Ab | Improvements in drill bits for hammer drills having hard metal cutting edges and hard metal bodies forming such cutting edges |
| FR986125A (fr) * | 1948-05-13 | 1951-07-27 | Boehler & Co Ag Geb | Trépan à outils de taille en métal dur rapportés |
| AT164908B (de) * | 1948-05-13 | 1949-12-27 | Boehler & Co Ag Geb | Bohrkrone mit Hartmetallschneiden |
| DE918741C (de) * | 1949-09-03 | 1954-10-04 | Boehler & Co Ag Geb | Gesteinsbohrer mit Einfach- oder Mehrfachschneiden |
| GB981489A (en) * | 1962-10-19 | 1965-01-27 | Tungsten Carbide Developments | Improvements in or relating to rock bits |
| DE2116814A1 (de) * | 1971-04-06 | 1972-10-19 | Ing. Günter Klemm Spezialunternehmen für Bohrtechnik, 5961 Olpe-Rhode | Verfahren und Vorrichtung zum Bohren in von lockerem Erdreich bedeckte Gebirge |
| US3726351A (en) * | 1971-04-26 | 1973-04-10 | E Williams | Mill tool |
| DE2601302A1 (de) * | 1976-01-15 | 1977-07-21 | Richard Karnebogen | Bohrkrone fuer schlagende gesteinsbohrvorrichtungen |
| DE2620869A1 (de) * | 1976-05-11 | 1977-12-01 | Krupp Gmbh | Schlagbohrwerkzeug |
| AT376765B (de) * | 1978-05-16 | 1984-12-27 | Guergen Karlheinz | Auswechselbare bohrkrone fuer einen bei allen gesteinsarten anwendbaren gesteindrehschlagbohrer und bohrhammer |
| SE454196C (sv) * | 1983-09-23 | 1991-11-04 | Jan Persson | Jord- och bergborrningsanordning foer samtidig borrning och infodring av borrhaalet |
| DE3820695C2 (de) * | 1988-06-18 | 1996-07-25 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
-
1994
- 1994-08-30 DE DE4430784A patent/DE4430784C1/de not_active Expired - Fee Related
-
1995
- 1995-06-02 AU AU26735/95A patent/AU2673595A/en not_active Abandoned
- 1995-06-02 WO PCT/EP1995/002097 patent/WO1996007011A1/de not_active Application Discontinuation
- 1995-06-02 JP JP8508432A patent/JPH10504861A/ja active Pending
- 1995-06-02 EP EP95921813A patent/EP0777811A1/de not_active Withdrawn
- 1995-06-02 KR KR1019970701331A patent/KR970705689A/ko not_active Application Discontinuation
- 1995-06-28 TW TW084106632A patent/TW276203B/zh active
- 1995-06-29 ZA ZA957224A patent/ZA957224B/xx unknown
-
1997
- 1997-01-30 IS IS4421A patent/IS4421A/is unknown
- 1997-02-27 FI FI970836A patent/FI970836A/fi not_active Application Discontinuation
- 1997-02-27 NO NO970908A patent/NO970908L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR970705689A (ko) | 1997-10-09 |
| WO1996007011A1 (de) | 1996-03-07 |
| ZA957224B (en) | 1996-04-01 |
| NO970908D0 (no) | 1997-02-27 |
| AU2673595A (en) | 1996-03-22 |
| NO970908L (no) | 1997-02-27 |
| IS4421A (is) | 1997-01-30 |
| FI970836A0 (fi) | 1997-02-27 |
| FI970836A (fi) | 1997-02-27 |
| DE4430784C1 (de) | 1996-01-18 |
| EP0777811A1 (de) | 1997-06-11 |
| JPH10504861A (ja) | 1998-05-12 |