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IT1078940B - IMPROVEMENT IN DRILLING PROVISIONS - Google Patents

IMPROVEMENT IN DRILLING PROVISIONS

Info

Publication number
IT1078940B
IT1078940B IT4987877A IT4987877A IT1078940B IT 1078940 B IT1078940 B IT 1078940B IT 4987877 A IT4987877 A IT 4987877A IT 4987877 A IT4987877 A IT 4987877A IT 1078940 B IT1078940 B IT 1078940B
Authority
IT
Italy
Prior art keywords
provisions
drilling
improvement
drilling provisions
Prior art date
Application number
IT4987877A
Other languages
Italian (it)
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Application granted granted Critical
Publication of IT1078940B publication Critical patent/IT1078940B/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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/02—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions
    • F16D3/06—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted to allow axial displacement
    • F16D3/065—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted to allow axial displacement by means of rolling elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Springs (AREA)
  • Drilling And Boring (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Fluid-Damping Devices (AREA)
IT4987877A 1976-08-02 1977-06-17 IMPROVEMENT IN DRILLING PROVISIONS IT1078940B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71075476A 1976-08-02 1976-08-02

Publications (1)

Publication Number Publication Date
IT1078940B true IT1078940B (en) 1985-05-08

Family

ID=24855388

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4987877A IT1078940B (en) 1976-08-02 1977-06-17 IMPROVEMENT IN DRILLING PROVISIONS

Country Status (10)

Country Link
BR (1) BR7705027A (en)
CA (1) CA1062240A (en)
DE (1) DE2735174A1 (en)
ES (2) ES460977A1 (en)
FR (1) FR2360741A1 (en)
GB (1) GB1562749A (en)
IT (1) IT1078940B (en)
PL (1) PL110471B1 (en)
SE (1) SE7706690L (en)
SU (1) SU634687A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108678673B (en) * 2018-07-04 2024-09-10 中国石油天然气集团有限公司 Novel hydraulic vibration exciter
CN117738596B (en) * 2024-02-19 2024-04-16 成都之恒油气技术开发有限公司 A downhole vibration buffer drilling tool

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE145349C (en) *
US3880249A (en) * 1973-01-02 1975-04-29 Edwin A Anderson Jar for well strings
US3898815A (en) * 1973-12-06 1975-08-12 Dresser Ind Pressure and volume compensating system for reciprocating oil field drilling tools
US3871193A (en) * 1973-12-12 1975-03-18 Dresser Ind Spring load system for drill string shock absorbers
US3963081A (en) * 1975-04-24 1976-06-15 Anderson Edwin A Double acting mechanical jar

Also Published As

Publication number Publication date
PL110471B1 (en) 1980-07-31
DE2735174A1 (en) 1978-02-09
SU634687A3 (en) 1978-11-25
SE7706690L (en) 1978-02-03
PL199747A1 (en) 1978-04-10
ES470826A1 (en) 1979-01-16
ES460977A1 (en) 1978-12-01
FR2360741A1 (en) 1978-03-03
CA1062240A (en) 1979-09-11
BR7705027A (en) 1978-05-02
GB1562749A (en) 1980-03-12

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