NO139574C - Anordning til aa anbringes paa en sylindrisk borestrengdel - Google Patents

Anordning til aa anbringes paa en sylindrisk borestrengdel

Info

Publication number
NO139574C
NO139574C NO750267A NO750267A NO139574C NO 139574 C NO139574 C NO 139574C NO 750267 A NO750267 A NO 750267A NO 750267 A NO750267 A NO 750267A NO 139574 C NO139574 C NO 139574C
Authority
NO
Norway
Prior art keywords
drilling string
cylindrical drilling
cylindrical
string
drilling
Prior art date
Application number
NO750267A
Other languages
English (en)
Norwegian (no)
Other versions
NO139574B (no
NO750267L (ru
Inventor
Rainer Juergens
Alfred Ostertag
Original Assignee
Christensen Diamond Prod Co
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
Priority claimed from US05/532,745 external-priority patent/US3938853A/en
Application filed by Christensen Diamond Prod Co filed Critical Christensen Diamond Prod Co
Publication of NO750267L publication Critical patent/NO750267L/no
Publication of NO139574B publication Critical patent/NO139574B/no
Publication of NO139574C publication Critical patent/NO139574C/no

Links

NO750267A 1974-12-16 1975-01-29 Anordning til aa anbringes paa en sylindrisk borestrengdel NO139574C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/532,745 US3938853A (en) 1974-05-01 1974-12-16 Shrink-fit sleeve apparatus for drill strings

Publications (3)

Publication Number Publication Date
NO750267L NO750267L (ru) 1976-06-17
NO139574B NO139574B (no) 1978-12-27
NO139574C true NO139574C (no) 1979-04-04

Family

ID=24122992

Family Applications (1)

Application Number Title Priority Date Filing Date
NO750267A NO139574C (no) 1974-12-16 1975-01-29 Anordning til aa anbringes paa en sylindrisk borestrengdel

Country Status (2)

Country Link
NO (1) NO139574C (ru)
SU (1) SU902676A3 (ru)

Also Published As

Publication number Publication date
SU902676A3 (ru) 1982-01-30
NO139574B (no) 1978-12-27
NO750267L (ru) 1976-06-17
AU8182275A (en) 1976-12-23

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