CA852620A - Coupling and rod system for rock drills - Google Patents

Coupling and rod system for rock drills

Info

Publication number
CA852620A
CA852620A CA852620A CA852620DA CA852620A CA 852620 A CA852620 A CA 852620A CA 852620 A CA852620 A CA 852620A CA 852620D A CA852620D A CA 852620DA CA 852620 A CA852620 A CA 852620A
Authority
CA
Canada
Prior art keywords
coupling
rod system
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
CA852620A
Inventor
F. Cantrel James
D. Ditson J.
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 CA852620A publication Critical patent/CA852620A/en
Expired legal-status Critical Current

Links

CA852620A Coupling and rod system for rock drills Expired CA852620A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA852620T

Publications (1)

Publication Number Publication Date
CA852620A true CA852620A (en) 1970-09-29

Family

ID=36338255

Family Applications (1)

Application Number Title Priority Date Filing Date
CA852620A Expired CA852620A (en) Coupling and rod system for rock drills

Country Status (1)

Country Link
CA (1) CA852620A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401170A (en) * 1979-09-24 1983-08-30 Reading & Bates Construction Co. Apparatus for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein
USRE32267E (en) * 1979-09-24 1986-10-21 Reading & Bates Construction Co. Process for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401170A (en) * 1979-09-24 1983-08-30 Reading & Bates Construction Co. Apparatus for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein
USRE32267E (en) * 1979-09-24 1986-10-21 Reading & Bates Construction Co. Process for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein

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