NO970908D0 - Borehode med en pilformet anordning av skjærlegemer - Google Patents

Borehode med en pilformet anordning av skjærlegemer

Info

Publication number
NO970908D0
NO970908D0 NO970908A NO970908A NO970908D0 NO 970908 D0 NO970908 D0 NO 970908D0 NO 970908 A NO970908 A NO 970908A NO 970908 A NO970908 A NO 970908A NO 970908 D0 NO970908 D0 NO 970908D0
Authority
NO
Norway
Prior art keywords
arrow
drill head
shaped device
cutting bodies
bodies
Prior art date
Application number
NO970908A
Other languages
English (en)
Norwegian (no)
Other versions
NO970908L (no
Inventor
Heinz Gruber
Original Assignee
Reburg Patentverwertungs Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Reburg Patentverwertungs Gmbh filed Critical Reburg Patentverwertungs Gmbh
Publication of NO970908D0 publication Critical patent/NO970908D0/no
Publication of NO970908L publication Critical patent/NO970908L/no

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)
NO970908A 1994-08-30 1997-02-27 Borehode med en pilformet anordning av skjærlegemer NO970908L (no)

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 (fr) 1994-08-30 1995-06-02 Tete de forage comportant un ensemble de corps de coupe a configuration en fleche

Publications (2)

Publication Number Publication Date
NO970908D0 true NO970908D0 (no) 1997-02-27
NO970908L NO970908L (no) 1997-02-27

Family

ID=6526936

Family Applications (1)

Application Number Title Priority Date Filing Date
NO970908A NO970908L (no) 1994-08-30 1997-02-27 Borehode med en pilformet anordning av skjærlegemer

Country Status (11)

Country Link
EP (1) EP0777811A1 (fr)
JP (1) JPH10504861A (fr)
KR (1) KR970705689A (fr)
AU (1) AU2673595A (fr)
DE (1) DE4430784C1 (fr)
FI (1) FI970836A0 (fr)
IS (1) IS4421A (fr)
NO (1) NO970908L (fr)
TW (1) TW276203B (fr)
WO (1) WO1996007011A1 (fr)
ZA (1) ZA957224B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
CN110036175B (zh) * 2016-10-10 2020-08-04 Tmt出铁测量技术有限公司 钻头
RU183053U1 (ru) * 2017-01-24 2018-09-07 Общество с ограниченной ответственностью "СОБРАНИЕ" Упаковка

Family Cites Families (14)

* Cited by examiner, † Cited by third party
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
AT164908B (de) * 1948-05-13 1949-12-27 Boehler & Co Ag Geb Bohrkrone mit Hartmetallschneiden
FR986125A (fr) * 1948-05-13 1951-07-27 Boehler & Co Ag Geb Trépan à outils de taille en métal dur rapportés
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

Also Published As

Publication number Publication date
ZA957224B (en) 1996-04-01
DE4430784C1 (de) 1996-01-18
JPH10504861A (ja) 1998-05-12
IS4421A (is) 1997-01-30
TW276203B (fr) 1996-05-21
EP0777811A1 (fr) 1997-06-11
FI970836A (fi) 1997-02-27
WO1996007011A1 (fr) 1996-03-07
AU2673595A (en) 1996-03-22
FI970836A0 (fi) 1997-02-27
KR970705689A (ko) 1997-10-09
NO970908L (no) 1997-02-27

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