CA1056364A - Hydraulic shock absorber - Google Patents

Hydraulic shock absorber

Info

Publication number
CA1056364A
CA1056364A CA283,618A CA283618A CA1056364A CA 1056364 A CA1056364 A CA 1056364A CA 283618 A CA283618 A CA 283618A CA 1056364 A CA1056364 A CA 1056364A
Authority
CA
Canada
Prior art keywords
casing
shock absorber
pistons
anvil
slidably
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
Application number
CA283,618A
Other languages
English (en)
French (fr)
Inventor
Grey Bassinger
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.)
BASSINGER TOOLS
Original Assignee
BASSINGER TOOLS
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 BASSINGER TOOLS filed Critical BASSINGER TOOLS
Application granted granted Critical
Publication of CA1056364A publication Critical patent/CA1056364A/en
Expired 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
    • 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

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)
  • Fluid-Damping Devices (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
CA283,618A 1976-10-04 1977-07-27 Hydraulic shock absorber Expired CA1056364A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/729,194 US4067405A (en) 1976-10-04 1976-10-04 Hydraulic shock absorber

Publications (1)

Publication Number Publication Date
CA1056364A true CA1056364A (en) 1979-06-12

Family

ID=24929976

Family Applications (1)

Application Number Title Priority Date Filing Date
CA283,618A Expired CA1056364A (en) 1976-10-04 1977-07-27 Hydraulic shock absorber

Country Status (18)

Country Link
US (1) US4067405A (forum.php)
JP (1) JPS5345601A (forum.php)
AU (1) AU2772577A (forum.php)
BE (1) BE858766A (forum.php)
BR (1) BR7706593A (forum.php)
CA (1) CA1056364A (forum.php)
DD (1) DD132200A5 (forum.php)
DE (1) DE2742473A1 (forum.php)
DK (1) DK437377A (forum.php)
FI (1) FI772550A7 (forum.php)
FR (1) FR2366438A1 (forum.php)
GB (1) GB1542779A (forum.php)
LU (1) LU78214A1 (forum.php)
NL (1) NL7710726A (forum.php)
NO (1) NO773358L (forum.php)
PT (1) PT66941B (forum.php)
SE (1) SE7711064L (forum.php)
ZA (1) ZA774641B (forum.php)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387885A (en) * 1980-03-17 1983-06-14 Bowen Tools, Inc. Shock absorber assembly for absorbing shocks encountered by a drill string
US4331006A (en) * 1980-07-01 1982-05-25 Bowen Tools, Inc. Shock absorber assembly
US4439167A (en) * 1982-03-01 1984-03-27 Bowen Tools, Inc. Shock absorber assembly
GB2140846A (en) * 1983-04-27 1984-12-05 Webb John Thomas H Improvements in or relating to damping means
GB8709380D0 (en) * 1987-04-21 1987-05-28 Shell Int Research Downhole drilling motor
US5131470A (en) * 1990-11-27 1992-07-21 Schulumberger Technology Corporation Shock energy absorber including collapsible energy absorbing element and break up of tensile connection
US6070670A (en) * 1997-05-01 2000-06-06 Weatherford/Lamb, Inc. Movement control system for wellbore apparatus and method of controlling a wellbore tool
US6039118A (en) * 1997-05-01 2000-03-21 Weatherford/Lamb, Inc. Wellbore tool movement control and method of controlling a wellbore tool
RU2194839C2 (ru) * 2000-06-27 2002-12-20 Закрытое акционерное общество "АСНОВ Д.Н." Долотный нагружающий комплекс
NZ542700A (en) 2005-09-27 2008-05-30 Flexidrill Ltd Drill string suspension with vibrational head floatably connected to a support
US7377338B2 (en) * 2005-11-04 2008-05-27 Grey Bassinger Downhole percussion tool
US8763728B2 (en) * 2008-08-06 2014-07-01 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
US8353369B2 (en) 2008-08-06 2013-01-15 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
CN108952694B (zh) * 2018-04-19 2023-06-27 中国地质大学（武汉） 一种旁压试验装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661928A (en) * 1952-02-09 1953-12-08 Gulf Research Development Co Hammer drill
US2851251A (en) * 1954-04-27 1958-09-09 Gulf Research Development Co Hammer drill
US2901221A (en) * 1954-12-10 1959-08-25 Shell Dev Well drilling apparatus
GB755207A (en) * 1954-12-10 1956-08-15 Bataafsche Petroleum Improvements in or relating to well drilling systems and methods of operating such systems
US2946314A (en) * 1955-09-01 1960-07-26 Paul H Nast Rock drills
US3834472A (en) * 1973-03-16 1974-09-10 L Perkins Jarring accelerator

Also Published As

Publication number Publication date
FI772550A7 (fi) 1978-04-05
GB1542779A (en) 1979-03-28
PT66941A (en) 1977-09-01
DE2742473A1 (de) 1978-04-06
FR2366438A1 (fr) 1978-04-28
ZA774641B (en) 1978-06-28
DK437377A (da) 1978-04-05
BR7706593A (pt) 1978-06-13
NL7710726A (nl) 1978-04-06
FR2366438B3 (forum.php) 1981-10-16
JPS5345601A (en) 1978-04-24
BE858766A (fr) 1978-01-16
US4067405A (en) 1978-01-10
LU78214A1 (forum.php) 1978-01-23
PT66941B (en) 1979-02-06
JPS5640756B2 (forum.php) 1981-09-22
DD132200A5 (de) 1978-09-06
AU2772577A (en) 1979-02-15
NO773358L (no) 1978-04-05
SE7711064L (sv) 1978-04-05

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