CA555740A - Method and apparatus for mining - Google Patents

Method and apparatus for mining

Info

Publication number
CA555740A
CA555740A CA555740A CA555740DA CA555740A CA 555740 A CA555740 A CA 555740A CA 555740 A CA555740 A CA 555740A CA 555740D A CA555740D A CA 555740DA CA 555740 A CA555740 A CA 555740A
Authority
CA
Canada
Prior art keywords
mining
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
CA555740A
Other languages
French (fr)
Inventor
V. Heinze Robert
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.)
SUBMERGED COMBUSTION Co OF AMERICA
Original Assignee
SUBMERGED COMBUSTION Co OF AMERICA
Publication date
Application granted granted Critical
Publication of CA555740A publication Critical patent/CA555740A/en
Expired legal-status Critical Current

Links

CA555740A Method and apparatus for mining Expired CA555740A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA555740T

Publications (1)

Publication Number Publication Date
CA555740A true CA555740A (en) 1958-04-08

Family

ID=35717157

Family Applications (1)

Application Number Title Priority Date Filing Date
CA555740A Expired CA555740A (en) Method and apparatus for mining

Country Status (1)

Country Link
CA (1) CA555740A (en)

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