SG72594G - Rock bit - Google Patents

Rock bit

Info

Publication number
SG72594G
SG72594G SG72594A SG72594A SG72594G SG 72594 G SG72594 G SG 72594G SG 72594 A SG72594 A SG 72594A SG 72594 A SG72594 A SG 72594A SG 72594 G SG72594 G SG 72594G
Authority
SG
Singapore
Prior art keywords
rock bit
rock
bit
Prior art date
Application number
SG72594A
Inventor
James Carl Minikus
Chris Edward Cawthorne
Original Assignee
Smith International
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 US07/060,272 external-priority patent/US4832139A/en
Application filed by Smith International filed Critical Smith International
Priority to SG72594A priority Critical patent/SG72594G/en
Publication of SG72594G publication Critical patent/SG72594G/en

Links

SG72594A 1987-06-10 1994-06-03 Rock bit SG72594G (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG72594A SG72594G (en) 1987-06-10 1994-06-03 Rock bit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/060,272 US4832139A (en) 1987-06-10 1987-06-10 Inclined chisel inserts for rock bits
SG72594A SG72594G (en) 1987-06-10 1994-06-03 Rock bit

Publications (1)

Publication Number Publication Date
SG72594G true SG72594G (en) 1994-10-28

Family

ID=26664036

Family Applications (1)

Application Number Title Priority Date Filing Date
SG72594A SG72594G (en) 1987-06-10 1994-06-03 Rock bit

Country Status (1)

Country Link
SG (1) SG72594G (en)

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