IS4421A - Borkróna - Google Patents
BorkrónaInfo
- Publication number
- IS4421A IS4421A IS4421A IS4421A IS4421A IS 4421 A IS4421 A IS 4421A IS 4421 A IS4421 A IS 4421A IS 4421 A IS4421 A IS 4421A IS 4421 A IS4421 A IS 4421A
- Authority
- IS
- Iceland
- Prior art keywords
- róna
- bork
- bork róna
- 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
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4430784A DE4430784C1 (de) | 1994-08-30 | 1994-08-30 | Bohrkopf |
PCT/EP1995/002097 WO1996007011A1 (de) | 1994-08-30 | 1995-06-02 | Bohrkopf mit einer pfeilartigen anordnung von schneidkörpern |
Publications (1)
Publication Number | Publication Date |
---|---|
IS4421A true IS4421A (is) | 1997-01-30 |
Family
ID=6526936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IS4421A IS4421A (is) | 1994-08-30 | 1997-01-30 | Borkróna |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0777811A1 (no) |
JP (1) | JPH10504861A (no) |
KR (1) | KR970705689A (no) |
AU (1) | AU2673595A (no) |
DE (1) | DE4430784C1 (no) |
FI (1) | FI970836A (no) |
IS (1) | IS4421A (no) |
NO (1) | NO970908D0 (no) |
TW (1) | TW276203B (no) |
WO (1) | WO1996007011A1 (no) |
ZA (1) | ZA957224B (no) |
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 |
EP3523496B1 (de) * | 2016-10-10 | 2020-12-02 | TMT - Tapping Measuring Technology Sarl. | Bohrkrone |
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 EP EP95921813A patent/EP0777811A1/de not_active Withdrawn
- 1995-06-02 KR KR1019970701331A patent/KR970705689A/ko not_active Application Discontinuation
- 1995-06-02 WO PCT/EP1995/002097 patent/WO1996007011A1/de not_active Application Discontinuation
- 1995-06-02 JP JP8508432A patent/JPH10504861A/ja active Pending
- 1995-06-28 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/NO970908D0/no unknown
Also Published As
Publication number | Publication date |
---|---|
ZA957224B (en) | 1996-04-01 |
NO970908L (no) | 1997-02-27 |
DE4430784C1 (de) | 1996-01-18 |
NO970908D0 (no) | 1997-02-27 |
KR970705689A (ko) | 1997-10-09 |
EP0777811A1 (de) | 1997-06-11 |
TW276203B (no) | 1996-05-21 |
FI970836A0 (fi) | 1997-02-27 |
WO1996007011A1 (de) | 1996-03-07 |
FI970836A (fi) | 1997-02-27 |
AU2673595A (en) | 1996-03-22 |
JPH10504861A (ja) | 1998-05-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI955927A (fi) | Substituoidut 1H-imidatsolit | |
ATA166795A (de) | Bis-resorcinyltriazine | |
ATA147195A (de) | Alkoxyphenyl-substituierte bisbenzoylphosphinoxide | |
ATA163695A (de) | 2-hydroxyphenyltriazine | |
DE69534718D1 (de) | Substituierte 9-alkyladenine | |
BR9507091A (pt) | Combinações insecticidamente ativas | |
ATA108995A (de) | Differenzdruckakkumulator | |
BR9509559A (pt) | Azolilulsolfonilfeniluracilas substituídas | |
BR9509740A (pt) | Compostos 18-nor-vitamina d | |
IS4421A (is) | Borkróna | |
DE59510274D1 (de) | Substituierte biphenyloxazoline | |
BR7400683U (pt) | Odontoportátil | |
FI944403A0 (fi) | Stigkaelke II | |
SE9403034D0 (sv) | SIBAB-säkring | |
KR960002814U (ko) | 문제지 | |
FI1748U1 (fi) | Portfoelj | |
ATE197372T1 (de) | Vorteig | |
BR7400242U (pt) | Tele-comando | |
BR7402342U (pt) | Hidro-potenciômetro | |
BR7400062U (pt) | Prato-bandeja | |
BR7400170U (pt) | Mouráo | |
BR7400030U (pt) | Numeralfa | |
BR7400635U (pt) | Entopstop | |
ATA127394A (de) | Holografischer neurochip | |
BR7400865U (pt) | Multi-arremate |