[go: up one dir, main page]

CA803877A - Rock drill bit assembly - Google Patents

Rock drill bit assembly

Info

Publication number
CA803877A
CA803877A CA803877A CA803877DA CA803877A CA 803877 A CA803877 A CA 803877A CA 803877 A CA803877 A CA 803877A CA 803877D A CA803877D A CA 803877DA CA 803877 A CA803877 A CA 803877A
Authority
CA
Canada
Prior art keywords
drill bit
rock drill
bit assembly
assembly
rock
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
CA803877A
Inventor
W. Reynolds John
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.)
Teck Metals Ltd
Original Assignee
Teck Metals Ltd
Publication date
Application granted granted Critical
Publication of CA803877A publication Critical patent/CA803877A/en
Expired legal-status Critical Current

Links

CA803877A Rock drill bit assembly Expired CA803877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA803877T

Publications (1)

Publication Number Publication Date
CA803877A true CA803877A (en) 1969-01-14

Family

ID=36271931

Family Applications (1)

Application Number Title Priority Date Filing Date
CA803877A Expired CA803877A (en) Rock drill bit assembly

Country Status (1)

Country Link
CA (1) CA803877A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5190379A (en) * 1991-06-03 1993-03-02 Western Rock Bit Company, Ltd. Bearings for roller cutter assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5190379A (en) * 1991-06-03 1993-03-02 Western Rock Bit Company, Ltd. Bearings for roller cutter assembly

Similar Documents

Publication Publication Date Title
CA949060A (en) Drill bit construction
AU451287B1 (en) Drill bit stop
CA932318A (en) Rock bit assembly
CA925071A (en) Down-hole drilling hammer
CA922208A (en) Rock drill
CA946823A (en) Rock drill
CA961029A (en) Rock drill
CA946825A (en) Drill bit
CA936521A (en) Drill bit for explosive drilling
CA803877A (en) Rock drill bit assembly
CA923114A (en) Drill bit
CA868781A (en) Rock drilling bit
AU469730B1 (en) Drilling bit
AU445307B2 (en) Rock drill bit drive
AU444135B2 (en) Rock drill
CA853062A (en) Percussive well drill bit
CA820149A (en) Drill bit
CA791556A (en) Rock drill bit
AU6243969A (en) Rock drill bit drive
AU1359770A (en) Rock drill
CA807545A (en) Independent rotation rock drill
CA807543A (en) Borehole drilling
AU2328670A (en) Drill bit
CA825035A (en) Diamond drill bit
CA811019A (en) Drill rig