CA455196A - Rock drill - Google Patents

Rock drill

Info

Publication number
CA455196A
CA455196A CA455196A CA455196DA CA455196A CA 455196 A CA455196 A CA 455196A CA 455196 A CA455196 A CA 455196A CA 455196D A CA455196D A CA 455196DA CA 455196 A CA455196 A CA 455196A
Authority
CA
Canada
Prior art keywords
rock drill
drill
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
CA455196A
Other languages
French (fr)
Inventor
Clark Curtis John
Original Assignee
Joy Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA455196A publication Critical patent/CA455196A/en
Expired legal-status Critical Current

Links

CA455196A Rock drill Expired CA455196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA455196T

Publications (1)

Publication Number Publication Date
CA455196A true CA455196A (en) 1949-03-15

Family

ID=35572935

Family Applications (1)

Application Number Title Priority Date Filing Date
CA455196A Expired CA455196A (en) Rock drill

Country Status (1)

Country Link
CA (1) CA455196A (en)

Similar Documents

Publication Publication Date Title
CA456785A (en) Well drilling fluid
CA455196A (en) Rock drill
CA453860A (en) Rock drill
CA455197A (en) Rock drill
CA461626A (en) Rock drill
CA455132A (en) Drill bit
CA455936A (en) Ice drill
CA456207A (en) Drill
CA459618A (en) Detachable drilling bit
CA459188A (en) Hand drill
CA458020A (en) Hand drill
CA456266A (en) Drill jig
CA460165A (en) Rotary percussion drill
CA447361A (en) Rock drill
AU148699B2 (en) Rock drill
CA459307A (en) Drill steel centralizer
CA456242A (en) Percussive tool
CA461198A (en) Boring tool
CA460530A (en) Boring tool
AU144946B2 (en) Rock rake
CA461692A (en) Twist drill
CA461693A (en) Gun drill
CA468054A (en) Rock drills
CA458240A (en) Hydraulic well drilling device
CA458289A (en) Drill chuck