AR201044A1 - IMPROVEMENTS IN A PUBLIC WORKS MACHINE - Google Patents

IMPROVEMENTS IN A PUBLIC WORKS MACHINE

Info

Publication number
AR201044A1
AR201044A1 AR201044A AR20104474A AR201044A1 AR 201044 A1 AR201044 A1 AR 201044A1 AR 201044 A AR201044 A AR 201044A AR 20104474 A AR20104474 A AR 20104474A AR 201044 A1 AR201044 A1 AR 201044A1
Authority
AR
Argentina
Prior art keywords
public works
works machine
machine
public
works
Prior art date
Application number
AR201044A
Other languages
Spanish (es)
Original Assignee
Poclain Sa
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 Poclain Sa filed Critical Poclain Sa
Application granted granted Critical
Publication of AR201044A1 publication Critical patent/AR201044A1/en

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
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/087—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods by means of a swinging arm

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)
  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (AREA)
AR201044A 1973-05-21 1974-04-26 IMPROVEMENTS IN A PUBLIC WORKS MACHINE AR201044A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7318363A FR2230808B1 (en) 1973-05-21 1973-05-21

Publications (1)

Publication Number Publication Date
AR201044A1 true AR201044A1 (en) 1975-02-06

Family

ID=9119659

Family Applications (1)

Application Number Title Priority Date Filing Date
AR201044A AR201044A1 (en) 1973-05-21 1974-04-26 IMPROVEMENTS IN A PUBLIC WORKS MACHINE

Country Status (10)

Country Link
US (1) US3881555A (en)
JP (1) JPS5710273B2 (en)
AR (1) AR201044A1 (en)
BE (1) BE815277A (en)
BR (1) BR7403587D0 (en)
DE (1) DE2424486A1 (en)
ES (1) ES426530A1 (en)
FR (1) FR2230808B1 (en)
GB (1) GB1452442A (en)
IT (1) IT1014218B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130168A (en) * 1976-10-13 1978-12-19 Foresight Industries Downcrowding boom assembly
GB1592424A (en) * 1977-01-29 1981-07-08 Shimoda Y Apparatus for forcing an auger screw into the ground
US4214639A (en) * 1979-04-04 1980-07-29 Anderson Stanley J Suspended drilling system
CA1229333A (en) * 1984-09-07 1987-11-17 Bernard L. Gien Truck mounted drilling machine
GB2167105B (en) * 1984-10-03 1988-05-05 Lucas Brian Ronald Apparatus for use in drilling
US4753300A (en) * 1984-10-03 1988-06-28 Triten Corporation Hydraulic top drive for wells
DE3735304A1 (en) * 1987-10-17 1989-05-03 Bruno Brosch Machine for making holes in the earth
WO2006089368A1 (en) * 2005-02-28 2006-08-31 Glen William Lapham Hydraulic attachment for skid-steer loaders

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557637A (en) * 1945-03-10 1951-06-19 Danuser Henry Earth-boring apparatus
US3073397A (en) * 1959-05-11 1963-01-15 Mccabe Powers Body Co Portable digger
US3213948A (en) * 1962-03-12 1965-10-26 Ohio Brass Co Derrick
US3240279A (en) * 1963-06-04 1966-03-15 Ohio Brass Co Fluid transmission mechanism
FR1381766A (en) * 1964-01-29 1964-12-14 Ohio Brass Co Drill head
US3306374A (en) * 1964-04-23 1967-02-28 Atlas Copco Ab Polar positioning device for rock drills
SE343104B (en) * 1970-02-19 1972-02-28 Atlas Copco Ab
US3604521A (en) * 1970-03-27 1971-09-14 Servis Equipment Co Earth boring apparatus

Also Published As

Publication number Publication date
FR2230808A1 (en) 1974-12-20
BR7403587D0 (en) 1974-12-31
GB1452442A (en) 1976-10-13
ES426530A1 (en) 1976-07-01
JPS5710273B2 (en) 1982-02-25
JPS5020506A (en) 1975-03-04
FR2230808B1 (en) 1976-04-23
BE815277A (en) 1974-09-16
IT1014218B (en) 1977-04-20
US3881555A (en) 1975-05-06
DE2424486A1 (en) 1974-12-12

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