ATE27845T1 - Gesteinsbohrer. - Google Patents

Gesteinsbohrer.

Info

Publication number
ATE27845T1
ATE27845T1 AT84850086T AT84850086T ATE27845T1 AT E27845 T1 ATE27845 T1 AT E27845T1 AT 84850086 T AT84850086 T AT 84850086T AT 84850086 T AT84850086 T AT 84850086T AT E27845 T1 ATE27845 T1 AT E27845T1
Authority
AT
Austria
Prior art keywords
button inserts
gauge
frontal
rock drill
rock drills
Prior art date
Application number
AT84850086T
Other languages
English (en)
Inventor
Lars-Erik Tunell
Original Assignee
Santrade Ltd
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 Santrade Ltd filed Critical Santrade Ltd
Application granted granted Critical
Publication of ATE27845T1 publication Critical patent/ATE27845T1/de

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
    • E21B10/56—Button-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Saccharide Compounds (AREA)
  • Steroid Compounds (AREA)
  • Surgical Instruments (AREA)
  • Electrotherapy Devices (AREA)
AT84850086T 1983-04-05 1984-03-16 Gesteinsbohrer. ATE27845T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8301860A SE448108C (sv) 1983-04-05 1983-04-05 Bergborr foer slagborrning av mindre haal innefattande snedstaellda periferistift
EP84850086A EP0122242B1 (de) 1983-04-05 1984-03-16 Gesteinsbohrer

Publications (1)

Publication Number Publication Date
ATE27845T1 true ATE27845T1 (de) 1987-07-15

Family

ID=20350658

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84850086T ATE27845T1 (de) 1983-04-05 1984-03-16 Gesteinsbohrer.

Country Status (12)

Country Link
US (1) US4572307A (de)
EP (1) EP0122242B1 (de)
JP (1) JPS59185284A (de)
AT (1) ATE27845T1 (de)
AU (1) AU568347B2 (de)
BR (1) BR8401506A (de)
CA (1) CA1214158A (de)
DE (1) DE3464273D1 (de)
FI (1) FI79173C (de)
IE (1) IE55588B1 (de)
NO (1) NO841323L (de)
SE (1) SE448108C (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8501698L (sv) * 1985-04-04 1986-10-05 Santrade Ltd Borrkrona
US4694918A (en) * 1985-04-29 1987-09-22 Smith International, Inc. Rock bit with diamond tip inserts
DE3545758A1 (de) * 1985-12-21 1987-06-25 Wengeler & Kalthoff Hammerwerk Bohrer zum aufbohren der abstichloecher von hochoefen
US4716976A (en) * 1986-10-28 1988-01-05 Kennametal Inc. Rotary percussion drill bit
SE503325C2 (sv) * 1990-03-26 1996-05-28 Sandvik Ab Borrkrona
SE509280C2 (sv) * 1994-10-12 1999-01-11 Sandvik Ab Stift av hårdmetall och bergborrkrona för slående borrning
AT265U3 (de) * 1995-01-18 1996-01-25 Techmo Entw & Vertriebs Gmbh Bohrkrone
US5535839A (en) * 1995-06-07 1996-07-16 Brady; William J. Roof drill bit with radial domed PCD inserts
SE523853C2 (sv) * 1997-06-30 2004-05-25 Smith International Borrkrona med stora insatser
US5947215A (en) * 1997-11-06 1999-09-07 Sandvik Ab Diamond enhanced rock drill bit for percussive drilling
USD487753S1 (en) 2002-06-03 2004-03-23 The William J. Brady Loving Trust Over-reamer drill tool for pilot bit
CN100360510C (zh) 2002-09-05 2008-01-09 东丽泛应化学(股) 氧代羰基取代哌嗪衍生物的制造方法
EP2642063A1 (de) 2012-03-22 2013-09-25 Sandvik Intellectual Property AB Bohrmeißel zum Schlagbohren
JP1569599S (de) * 2016-07-14 2017-02-20
JP1569597S (de) * 2016-07-14 2017-02-20
JP1569589S (de) * 2016-07-14 2017-02-20

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689109A (en) * 1948-04-30 1954-09-14 Joy Mfg Co Rock drill bit
US2725216A (en) * 1951-07-20 1955-11-29 Philip B Brown Drilling bit
FR1343814A (fr) * 1962-10-26 1963-11-22 Ver Werkzeug Und Besteckfabrik Couronne de sondage pour forer la roche par percussion
US3997011A (en) * 1975-05-27 1976-12-14 Staroba Otto R Button drill bit structure
SU607972A1 (ru) * 1976-07-02 1978-05-25 Государственный Проектно-Конструкторский И Экспериментальный Институт По Обогатительному "Гипромашобогащение" Бурова коронка
US4296825A (en) * 1977-11-25 1981-10-27 Sandvik Aktiebolag Rock drill
US4304312A (en) * 1980-01-11 1981-12-08 Sandvik Aktiebolag Percussion drill bit having centrally projecting insert
AU536381B2 (en) * 1980-03-26 1984-05-03 Sandvik Ab Drill tool

Also Published As

Publication number Publication date
SE448108C (sv) 1989-08-14
JPS59185284A (ja) 1984-10-20
FI79173B (fi) 1989-07-31
SE8301860D0 (sv) 1983-04-05
FI841256A0 (fi) 1984-03-29
FI841256L (fi) 1984-10-06
NO841323L (no) 1984-10-08
AU568347B2 (en) 1987-12-24
SE448108B (sv) 1987-01-19
US4572307A (en) 1986-02-25
AU2603784A (en) 1984-10-11
EP0122242A1 (de) 1984-10-17
EP0122242B1 (de) 1987-06-16
FI79173C (fi) 1989-11-10
SE8301860L (sv) 1984-10-06
IE840827L (en) 1984-10-05
BR8401506A (pt) 1984-11-13
IE55588B1 (en) 1990-11-07
DE3464273D1 (en) 1987-07-23
CA1214158A (en) 1986-11-18

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee