NO131517B - - Google Patents

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Info

Publication number
NO131517B
NO131517B NO2225/71A NO222571A NO131517B NO 131517 B NO131517 B NO 131517B NO 2225/71 A NO2225/71 A NO 2225/71A NO 222571 A NO222571 A NO 222571A NO 131517 B NO131517 B NO 131517B
Authority
NO
Norway
Prior art keywords
microphone
speaker
telephone
telephone set
loudspeaker
Prior art date
Application number
NO2225/71A
Other languages
English (en)
Norwegian (no)
Other versions
NO131517C (fr
Inventor
N G Jonsson
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of NO131517B publication Critical patent/NO131517B/no
Publication of NO131517C publication Critical patent/NO131517C/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
    • E21B19/163—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe piston-cylinder actuated
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/12—Chucks or sockets with fluid-pressure actuator
    • Y10T279/1208—Chucks or sockets with fluid-pressure actuator with measuring, indicating or control means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/12—Chucks or sockets with fluid-pressure actuator
    • Y10T279/1274—Radially reciprocating jaws
    • Y10T279/1283—Fluid pressure directly moves jaws

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)
  • Drilling Tools (AREA)
  • Telephone Set Structure (AREA)
NO2225/71A 1970-06-15 1971-06-14 NO131517C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08254/70A SE341169B (fr) 1970-06-15 1970-06-15

Publications (2)

Publication Number Publication Date
NO131517B true NO131517B (fr) 1975-03-03
NO131517C NO131517C (fr) 1975-06-11

Family

ID=20273561

Family Applications (1)

Application Number Title Priority Date Filing Date
NO2225/71A NO131517C (fr) 1970-06-15 1971-06-14

Country Status (10)

Country Link
US (1) US3696872A (fr)
JP (1) JPS518361B1 (fr)
CA (1) CA939662A (fr)
CH (1) CH542993A (fr)
FI (1) FI54832C (fr)
FR (1) FR2097870A5 (fr)
GB (1) GB1295217A (fr)
NO (1) NO131517C (fr)
SE (1) SE341169B (fr)
ZA (1) ZA713469B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845962A (en) * 1973-02-09 1974-11-05 V Molin Floating work driver chuck
US3901330A (en) * 1973-11-21 1975-08-26 Brown Oil Tools Electric power drive assembly
US3942592A (en) * 1974-08-12 1976-03-09 Hughes Tool Company Drill stem make-up and break-out system for earth drilling machines
SE415117B (sv) * 1975-12-11 1980-09-08 Craelius Ab Borrstrengshallare for en bergborrmaskin
US4194579A (en) * 1976-08-09 1980-03-25 Joy Manufacturing Company Drilling apparatus and method
US4128135A (en) * 1977-07-13 1978-12-05 Gardner-Denver Company Drill pipe handling mechanism
US4190119A (en) * 1977-12-12 1980-02-26 Joy Manufacturing Company Earth drilling apparatus
SE444836B (sv) * 1981-06-01 1986-05-12 Craelius Ab Anordning vid berg- eller jordborrningsaggregat
SE448017B (sv) * 1982-12-27 1987-01-12 Craelius Ab Tryckmediepaverkad gripanordning for roterande borrning vid ett berg eller jordborrningsaggregat
JPS6235576U (fr) * 1985-08-19 1987-03-02
US4696206A (en) * 1986-04-10 1987-09-29 Hughes Tool Company Torque wrench
DE3912327A1 (de) * 1989-04-14 1990-10-18 Hamburger Hochbahn Ag Elastische schienenhalterung
US5174175A (en) * 1990-10-31 1992-12-29 Frank's Casing Crew & Rental Tools, Inc. Actuator for rotatable clamping apparatus
SE506758C2 (sv) * 1996-01-05 1998-02-09 Atlas Copco Rocktech Ab Berg- och jordborrningsaggregat för roterande borrning
US6385837B1 (en) 1999-04-05 2002-05-14 Central Motor Wheel Co., Ltd. Method and apparatus for fixedly connecting threaded tubes, and recording medium storing control program for practicing or controlling those method and apparatus
JPWO2002088511A1 (ja) * 2001-04-26 2004-08-19 古河機械金属株式会社 ステップチューブロッド、及びさく孔機
SE537994C2 (sv) * 2012-08-30 2016-01-26 Atlas Copco Rock Drills Ab Förfarande vid en borrstödsanordning, borrstödsanordning, fordon jämte datorprogram och datorprogramprodukt vid enborrstödsanordning
CN104047910A (zh) * 2013-03-13 2014-09-17 中国石油天然气股份有限公司 一种带压钻孔机液压系统
CN111636812B (zh) * 2020-05-09 2021-06-25 中南大学 长螺旋钻机入岩轴向步进加压系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021739A (en) * 1957-12-23 1962-02-20 Joy Mfg Co Hydraulically controlled and operated power tong
JPS5239108B2 (fr) * 1971-08-14 1977-10-03

Also Published As

Publication number Publication date
FI54832B (fi) 1978-11-30
SE341169B (fr) 1971-12-20
CA939662A (en) 1974-01-08
ZA713469B (en) 1972-01-26
DE2128362A1 (de) 1972-01-27
FR2097870A5 (fr) 1972-03-03
GB1295217A (fr) 1972-11-08
FI54832C (fi) 1979-03-12
US3696872A (en) 1972-10-10
CH542993A (de) 1973-10-15
NO131517C (fr) 1975-06-11
JPS518361B1 (fr) 1976-03-16

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