CA528324A - Corps de metal dur formant les tranchants d'outils a percussion de perforateur au rocher - Google Patents

Corps de metal dur formant les tranchants d'outils a percussion de perforateur au rocher

Info

Publication number
CA528324A
CA528324A CA528324A CA528324DA CA528324A CA 528324 A CA528324 A CA 528324A CA 528324 A CA528324 A CA 528324A CA 528324D A CA528324D A CA 528324DA CA 528324 A CA528324 A CA 528324A
Authority
CA
Canada
Prior art keywords
cutting edges
hard metal
rock drilling
drilling tools
metal bodies
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
CA528324A
Other languages
English (en)
Inventor
E. Edstrom Sven
Gisner Bo
W. O. Tenland Julius
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.)
Sandco Ltd
Original Assignee
Sandco Ltd
Publication date
Application granted granted Critical
Publication of CA528324A publication Critical patent/CA528324A/fr
Expired legal-status Critical Current

Links

CA528324A Corps de metal dur formant les tranchants d'outils a percussion de perforateur au rocher Expired CA528324A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA528324T

Publications (1)

Publication Number Publication Date
CA528324A true CA528324A (fr) 1956-07-24

Family

ID=35682063

Family Applications (1)

Application Number Title Priority Date Filing Date
CA528324A Expired CA528324A (fr) Corps de metal dur formant les tranchants d'outils a percussion de perforateur au rocher

Country Status (1)

Country Link
CA (1) CA528324A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515524A (en) * 1967-07-18 1970-06-02 Z Jana Svermy Narodni Podnik Sintered carbide compound

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515524A (en) * 1967-07-18 1970-06-02 Z Jana Svermy Narodni Podnik Sintered carbide compound

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