CA252878A - Longwall mining machine - Google Patents

Longwall mining machine

Info

Publication number
CA252878A
CA252878A CA252878A CA252878DA CA252878A CA 252878 A CA252878 A CA 252878A CA 252878 A CA252878 A CA 252878A CA 252878D A CA252878D A CA 252878DA CA 252878 A CA252878 A CA 252878A
Authority
CA
Canada
Prior art keywords
mining machine
longwall mining
longwall
machine
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
CA252878A
Other languages
French (fr)
Inventor
O'toole Edward
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA252878A publication Critical patent/CA252878A/en
Expired legal-status Critical Current

Links

CA252878A Longwall mining machine Expired CA252878A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA252878T

Publications (1)

Publication Number Publication Date
CA252878A true CA252878A (en) 1925-08-18

Family

ID=35161428

Family Applications (1)

Application Number Title Priority Date Filing Date
CA252878A Expired CA252878A (en) Longwall mining machine

Country Status (1)

Country Link
CA (1) CA252878A (en)

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