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SG72294G - Rock bits - Google Patents

Rock bits

Info

Publication number
SG72294G
SG72294G SG72294A SG72294A SG72294G SG 72294 G SG72294 G SG 72294G SG 72294 A SG72294 A SG 72294A SG 72294 A SG72294 A SG 72294A SG 72294 G SG72294 G SG 72294G
Authority
SG
Singapore
Prior art keywords
rock bits
rock
bits
Prior art date
Application number
SG72294A
Inventor
Madapusi Kande Keshavan
Lance Douglas Underwood
Naresh Jitendra Kar
Thomas Walter Oldham
Cary Allen Roth
Brian John Armstrong
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 US07/139,602 external-priority patent/US4836307A/en
Application filed by Smith International filed Critical Smith International
Priority to SG72294A priority Critical patent/SG72294G/en
Publication of SG72294G publication Critical patent/SG72294G/en

Links

SG72294A 1987-12-29 1994-06-03 Rock bits SG72294G (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG72294A SG72294G (en) 1987-12-29 1994-06-03 Rock bits

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/139,602 US4836307A (en) 1987-12-29 1987-12-29 Hard facing for milled tooth rock bits
SG72294A SG72294G (en) 1987-12-29 1994-06-03 Rock bits

Publications (1)

Publication Number Publication Date
SG72294G true SG72294G (en) 1994-10-28

Family

ID=26664033

Family Applications (1)

Application Number Title Priority Date Filing Date
SG72294A SG72294G (en) 1987-12-29 1994-06-03 Rock bits

Country Status (1)

Country Link
SG (1) SG72294G (en)

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