[go: up one dir, main page]

ZA826921B - Connection of drill tubes - Google Patents

Connection of drill tubes

Info

Publication number
ZA826921B
ZA826921B ZA826921A ZA826921A ZA826921B ZA 826921 B ZA826921 B ZA 826921B ZA 826921 A ZA826921 A ZA 826921A ZA 826921 A ZA826921 A ZA 826921A ZA 826921 B ZA826921 B ZA 826921B
Authority
ZA
South Africa
Prior art keywords
connection
drill tubes
drill
tubes
Prior art date
Application number
ZA826921A
Inventor
John Martin Holmberg
Original Assignee
Boart Int Ltd
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 Boart Int Ltd filed Critical Boart Int Ltd
Priority to ZA826921A priority Critical patent/ZA826921B/en
Publication of ZA826921B publication Critical patent/ZA826921B/en

Links

ZA826921A 1981-09-21 1982-09-21 Connection of drill tubes ZA826921B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA826921A ZA826921B (en) 1981-09-21 1982-09-21 Connection of drill tubes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA816533 1981-09-21
ZA826921A ZA826921B (en) 1981-09-21 1982-09-21 Connection of drill tubes

Publications (1)

Publication Number Publication Date
ZA826921B true ZA826921B (en) 1983-12-28

Family

ID=27133228

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA826921A ZA826921B (en) 1981-09-21 1982-09-21 Connection of drill tubes

Country Status (1)

Country Link
ZA (1) ZA826921B (en)

Similar Documents

Publication Publication Date Title
GB2108228B (en) Connection of drill tubes
GB2102524B (en) Tube coupling
ZA823430B (en) Drill pipe sections
GB2091365B (en) Tube coupling
GB8527473D0 (en) Tube couplings
DE3567950D1 (en) Tube coupling
ZA828198B (en) Tube connection fitting
GB2094862B (en) Lining of tubular structures
DE3567949D1 (en) Tube coupling
GB2096925B (en) Manufacture of tubular coupling elements
GB2094860B (en) Lining of tubular structures
DE3274474D1 (en) Lining of tubular structures
DE3274204D1 (en) Drill chucks
GB2092690B (en) Tube coupling
GB2100386B (en) Plugging tubes
JPS57137793A (en) Tube coupling
GB2106608B (en) Connection of drill rods
JPS57144609A (en) Drill
ZA826921B (en) Connection of drill tubes
GB2099047B (en) Drill pipe sections
GB2125922B (en) Method of tube connection
JPS57136477A (en) Manufacture of bit
GB2106208B (en) Tube connection
GB8415969D0 (en) Pipes/tubes
ZA826919B (en) Connection of drill rods