DE4430784C1 - Bohrkopf - Google Patents

Bohrkopf

Info

Publication number
DE4430784C1
DE4430784C1 DE4430784A DE4430784A DE4430784C1 DE 4430784 C1 DE4430784 C1 DE 4430784C1 DE 4430784 A DE4430784 A DE 4430784A DE 4430784 A DE4430784 A DE 4430784A DE 4430784 C1 DE4430784 C1 DE 4430784C1
Authority
DE
Germany
Prior art keywords
cutting
cutting body
drilling head
drill bit
tube extension
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.)
Expired - Fee Related
Application number
DE4430784A
Other languages
German (de)
English (en)
Inventor
Heinz Gruber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alwag Tunnelausbau GmbH
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
Priority to DE4430784A priority Critical patent/DE4430784C1/de
Application filed by REBURG PATENTVERWERTUNGS GmbH filed Critical REBURG PATENTVERWERTUNGS GmbH
Priority to FI970836A priority patent/FI970836L/fi
Priority to KR1019970701331A priority patent/KR970705689A/ko
Priority to AU26735/95A priority patent/AU2673595A/en
Priority to PCT/EP1995/002097 priority patent/WO1996007011A1/de
Priority to EP95921813A priority patent/EP0777811A1/de
Priority to JP8508432A priority patent/JPH10504861A/ja
Priority to TW084106632A priority patent/TW276203B/zh
Priority to ZA957224A priority patent/ZA957224B/xx
Application granted granted Critical
Publication of DE4430784C1 publication Critical patent/DE4430784C1/de
Priority to IS4421A priority patent/IS4421A/is
Priority to NO970908A priority patent/NO970908D0/no
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE4430784A 1994-08-30 1994-08-30 Bohrkopf Expired - Fee Related DE4430784C1 (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE4430784A DE4430784C1 (de) 1994-08-30 1994-08-30 Bohrkopf
KR1019970701331A KR970705689A (ko) 1994-08-30 1995-06-02 화살 형태로 배치된 절삭 몸체를 갖춘 드릴링 헤드(drilling head with cutters in arrow-shaped array)
AU26735/95A AU2673595A (en) 1994-08-30 1995-06-02 Drilling head with cutters in arrow-shaped array
PCT/EP1995/002097 WO1996007011A1 (de) 1994-08-30 1995-06-02 Bohrkopf mit einer pfeilartigen anordnung von schneidkörpern
EP95921813A EP0777811A1 (de) 1994-08-30 1995-06-02 Bohrkopf mit einer pfeilartigen anordnung von schneidkörpern
JP8508432A JPH10504861A (ja) 1994-08-30 1995-06-02 ドリルヘッド
FI970836A FI970836L (fi) 1994-08-30 1995-06-02 Poran pää
TW084106632A TW276203B (enrdf_load_stackoverflow) 1994-08-30 1995-06-28
ZA957224A ZA957224B (en) 1994-08-30 1995-06-29 Drill head
IS4421A IS4421A (is) 1994-08-30 1997-01-30 Borkróna
NO970908A NO970908D0 (no) 1994-08-30 1997-02-27 Borehode med en pilformet anordning av skjærlegemer

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
DE4430784C1 true DE4430784C1 (de) 1996-01-18

Family

ID=6526936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4430784A Expired - Fee Related DE4430784C1 (de) 1994-08-30 1994-08-30 Bohrkopf

Country Status (11)

Country Link
EP (1) EP0777811A1 (enrdf_load_stackoverflow)
JP (1) JPH10504861A (enrdf_load_stackoverflow)
KR (1) KR970705689A (enrdf_load_stackoverflow)
AU (1) AU2673595A (enrdf_load_stackoverflow)
DE (1) DE4430784C1 (enrdf_load_stackoverflow)
FI (1) FI970836L (enrdf_load_stackoverflow)
IS (1) IS4421A (enrdf_load_stackoverflow)
NO (1) NO970908D0 (enrdf_load_stackoverflow)
TW (1) TW276203B (enrdf_load_stackoverflow)
WO (1) WO1996007011A1 (enrdf_load_stackoverflow)
ZA (1) ZA957224B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763649A1 (fr) * 1995-09-18 1997-03-19 Diager S.A. Partie coupante d'un foret
DE19835689A1 (de) * 1998-08-07 2000-02-17 Hermann Bentzinger Vorrichtung zur Befestigung von Schneidsegmenten an einem Bohrrohr
US7575074B2 (en) 2006-02-20 2009-08-18 Hilti Aktiengesellschaft Drilling head for an anchor

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6785977B2 (ja) * 2016-10-10 2020-11-18 ティエムティ − タッピング メジャーリング テクノロジー エスエイアールエル ドリルビット
RU183053U1 (ru) * 2017-01-24 2018-09-07 Общество с ограниченной ответственностью "СОБРАНИЕ" Упаковка

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (12)

* 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
FR986125A (fr) * 1948-05-13 1951-07-27 Boehler & Co Ag Geb Trépan à outils de taille en métal dur rapportés
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DE-Z: "Bergbautechnik", 1954, S. 159-161 *
DE-Z: "Die Technik", 1956, S. 370, 371 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763649A1 (fr) * 1995-09-18 1997-03-19 Diager S.A. Partie coupante d'un foret
DE19835689A1 (de) * 1998-08-07 2000-02-17 Hermann Bentzinger Vorrichtung zur Befestigung von Schneidsegmenten an einem Bohrrohr
DE19835689C2 (de) * 1998-08-07 2003-01-09 Hermann Bentzinger Vorrichtung zur Befestigung von Schneidsegmenten an einem Bohrrohr
US7575074B2 (en) 2006-02-20 2009-08-18 Hilti Aktiengesellschaft Drilling head for an anchor

Also Published As

Publication number Publication date
JPH10504861A (ja) 1998-05-12
FI970836A7 (fi) 1997-02-27
WO1996007011A1 (de) 1996-03-07
EP0777811A1 (de) 1997-06-11
NO970908L (no) 1997-02-27
ZA957224B (en) 1996-04-01
NO970908D0 (no) 1997-02-27
KR970705689A (ko) 1997-10-09
TW276203B (enrdf_load_stackoverflow) 1996-05-21
FI970836A0 (fi) 1997-02-27
IS4421A (is) 1997-01-30
FI970836L (fi) 1997-02-27
AU2673595A (en) 1996-03-22

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IBI ANKER GMBH, 38723 SEESEN, DE

8327 Change in the person/name/address of the patent owner

Owner name: "ALWAG" TUNNELAUSBAU GESELLSCHAFT MBH, PASCHING, A

8328 Change in the person/name/address of the agent

Representative=s name: MUELLER-BORE & PARTNER, PATENTANWAELTE, EUROPEAN PAT

8339 Ceased/non-payment of the annual fee