CA880176A - Drill string shock absorber - Google Patents

Drill string shock absorber

Info

Publication number
CA880176A
CA880176A CA880176A CA880176DA CA880176A CA 880176 A CA880176 A CA 880176A CA 880176 A CA880176 A CA 880176A CA 880176D A CA880176D A CA 880176DA CA 880176 A CA880176 A CA 880176A
Authority
CA
Canada
Prior art keywords
shock absorber
drill string
string shock
drill
absorber
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
CA880176A
Inventor
V. Burge Edward
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.)
BOSSCO
Original Assignee
BOSSCO
Publication date
Application granted granted Critical
Publication of CA880176A publication Critical patent/CA880176A/en
Expired legal-status Critical Current

Links

CA880176A Drill string shock absorber Expired CA880176A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA880176T

Publications (1)

Publication Number Publication Date
CA880176A true CA880176A (en) 1971-09-07

Family

ID=36365972

Family Applications (1)

Application Number Title Priority Date Filing Date
CA880176A Expired CA880176A (en) Drill string shock absorber

Country Status (1)

Country Link
CA (1) CA880176A (en)

Similar Documents

Publication Publication Date Title
AU469341B2 (en) Shock absorber
CA970146A (en) Drilling
CA1031764A (en) Drill string shock absorber
CA934776A (en) Adjustable shock absorber
AU450496B2 (en) Shock absorber
CA990740A (en) Rope having tension-cushioning shock absorber
CA970682A (en) Borehole shock absorber
CA983010A (en) Drill bit
CA979029A (en) Shock absorber
CA975746A (en) Rock drill
CA933196A (en) Shock absorber
CA968818A (en) Shock absorber
CA880176A (en) Drill string shock absorber
SU576404A2 (en) Drilling shock absorber
AU3798472A (en) Telescopic shock absorbers
CA868781A (en) Rock drilling bit
CA913391A (en) Drill stem shock absorber
CA872644A (en) Shock absorber
CA860174A (en) Shock absorber
CA885330A (en) Shock absorber
CA850472A (en) Shock absorber
CA884633A (en) Torsional shock absorber
CA706269A (en) Drill string shock absorbers
AU4892472A (en) Shock absorber
AU8780175A (en) Drill shock absorber