CA284572A - Valve for rock drills - Google Patents

Valve for rock drills

Info

Publication number
CA284572A
CA284572A CA284572A CA284572DA CA284572A CA 284572 A CA284572 A CA 284572A CA 284572 A CA284572 A CA 284572A CA 284572D A CA284572D A CA 284572DA CA 284572 A CA284572 A CA 284572A
Authority
CA
Canada
Prior art keywords
valve
rock drills
drills
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
CA284572A
Other languages
French (fr)
Inventor
Beam Lear Earl
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Publication date
Application granted granted Critical
Publication of CA284572A publication Critical patent/CA284572A/en
Expired legal-status Critical Current

Links

CA284572A Valve for rock drills Expired CA284572A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA284572T

Publications (1)

Publication Number Publication Date
CA284572A true CA284572A (en) 1928-11-06

Family

ID=35217663

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284572A Expired CA284572A (en) Valve for rock drills

Country Status (1)

Country Link
CA (1) CA284572A (en)

Similar Documents

Publication Publication Date Title
CA284571A (en) Valve for rock drills
CA284572A (en) Valve for rock drills
AU1693028A (en) Valves for rock drills
CA286706A (en) Valve for rock drills
CA288286A (en) Valve for rock drills
CA288287A (en) Valve for rock drills
CA291214A (en) Valve for rock drills
CA291790A (en) Valve for rock drills
CA288285A (en) Rock drill valve
CA302582A (en) Valve for rock drills
CA279374A (en) Rock drill
CA280007A (en) Rock drill
CA277649A (en) Rock drill
CA291418A (en) Valve chest for rock drills
AU1721328A (en) Rock drills
AU2451230A (en) Valve for rock drills
CA261350A (en) Rock drill valve
CA298241A (en) Valve mechanism for rock drills
CA248699A (en) Valve for rock drills
CA284477A (en) Drill bit
CA280676A (en) Well drill
CA281805A (en) Well drill
AU2451230B (en) Valve for rock drills
CA272328A (en) Drill valve
CA258961A (en) Rock drill