FR2315602A1 - Foret a roches - Google Patents
Foret a rochesInfo
- Publication number
- FR2315602A1 FR2315602A1 FR7618772A FR7618772A FR2315602A1 FR 2315602 A1 FR2315602 A1 FR 2315602A1 FR 7618772 A FR7618772 A FR 7618772A FR 7618772 A FR7618772 A FR 7618772A FR 2315602 A1 FR2315602 A1 FR 2315602A1
- Authority
- FR
- France
- Prior art keywords
- drill
- buttons
- pneumatic
- electric
- tip
- 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.)
- Withdrawn
Links
- 239000002184 metal Substances 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
- E21B10/40—Percussion drill bits with leading portion
-
- 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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
-
- 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
- E21B10/56—Button-type inserts
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752528003 DE2528003A1 (de) | 1975-06-24 | 1975-06-24 | Gesteinsbohrer |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2315602A1 true FR2315602A1 (fr) | 1977-01-21 |
Family
ID=5949783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7618772A Withdrawn FR2315602A1 (fr) | 1975-06-24 | 1976-06-21 | Foret a roches |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2528003A1 (fr) |
DK (1) | DK265876A (fr) |
FR (1) | FR2315602A1 (fr) |
SE (1) | SE7602306L (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2412392A1 (fr) * | 1977-12-21 | 1979-07-20 | Krupp Gmbh | Fleuret a roches |
FR2476737A1 (fr) * | 1980-02-25 | 1981-08-28 | Pellicer Carlos F | Outil pour perforer les materiaux pierreux du type a dents comportant une ailette helicoidale de transport |
EP0140849A2 (fr) * | 1983-09-20 | 1985-05-08 | Santrade Ltd. | Trépan de roche |
WO1986005542A1 (fr) * | 1985-03-20 | 1986-09-25 | Siegfried Treitz | Couronne de fleurets percutants pour perforatrices de rochers |
EP3581352A1 (fr) * | 2018-06-11 | 2019-12-18 | HILTI Aktiengesellschaft | Alésoir et procédé permettant de produire des alésages fraisés dans du béton |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3544433C2 (de) * | 1985-12-16 | 1995-12-14 | Hilti Ag | Gesteinsbohrer |
DE3608276A1 (de) | 1986-03-12 | 1987-09-17 | Dunkel Otto Gmbh | Kontaktelement in form einer kontaktfederbuchse bzw. eines gefederten steckerstiftes und verfahren zu dessen herstellung |
DE3707798A1 (de) * | 1987-03-11 | 1988-09-22 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
DE3919264C2 (de) * | 1989-06-13 | 1997-01-23 | Duss Maschf | Drehschlagbohrer für ein von Hand führbares Bohrgerät |
DE4102794A1 (de) * | 1991-01-31 | 1992-08-06 | Hawera Probst Kg Hartmetall | Bohrwerkzeug |
US5918105A (en) * | 1994-12-12 | 1999-06-29 | Black & Decker Inc. | Cutting tools for drilling concrete, aggregate, masonry or the like materials |
TW299385B (en) * | 1994-12-12 | 1997-03-01 | Black & Decker Inc | Cutting tools for drilling concrete, aggregate, masonry or the like materials |
US5575342A (en) * | 1995-05-26 | 1996-11-19 | Sandvik Ab | Percussion drill bit, an insert for use therein and a method of drilling a bore |
-
1975
- 1975-06-24 DE DE19752528003 patent/DE2528003A1/de not_active Withdrawn
-
1976
- 1976-02-25 SE SE7602306A patent/SE7602306L/xx unknown
- 1976-06-14 DK DK265876A patent/DK265876A/da unknown
- 1976-06-21 FR FR7618772A patent/FR2315602A1/fr not_active Withdrawn
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2412392A1 (fr) * | 1977-12-21 | 1979-07-20 | Krupp Gmbh | Fleuret a roches |
FR2476737A1 (fr) * | 1980-02-25 | 1981-08-28 | Pellicer Carlos F | Outil pour perforer les materiaux pierreux du type a dents comportant une ailette helicoidale de transport |
EP0140849A2 (fr) * | 1983-09-20 | 1985-05-08 | Santrade Ltd. | Trépan de roche |
JPS6085186A (ja) * | 1983-09-20 | 1985-05-14 | サントレード リミテツド | 衝撃式さく岩用ドリルビツト |
EP0140849A3 (en) * | 1983-09-20 | 1985-06-05 | Santrade Ltd. | Rock drill bit |
US4598779A (en) * | 1983-09-20 | 1986-07-08 | Santrade Limited | Rock drill bit |
JPH0581713B2 (fr) * | 1983-09-20 | 1993-11-15 | Santrade Ltd | |
WO1986005542A1 (fr) * | 1985-03-20 | 1986-09-25 | Siegfried Treitz | Couronne de fleurets percutants pour perforatrices de rochers |
EP0199040A1 (fr) * | 1985-03-20 | 1986-10-29 | Siegfried Treitz | Trépan à percussion pour machines de forage de la roche |
EP3581352A1 (fr) * | 2018-06-11 | 2019-12-18 | HILTI Aktiengesellschaft | Alésoir et procédé permettant de produire des alésages fraisés dans du béton |
Also Published As
Publication number | Publication date |
---|---|
DE2528003A1 (de) | 1977-01-20 |
SE7602306L (sv) | 1976-12-25 |
DK265876A (da) | 1976-12-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |