CA1066311A - Mecanisme d'exploitation miniere et mode d'emploi connexe - Google Patents

Mecanisme d'exploitation miniere et mode d'emploi connexe

Info

Publication number
CA1066311A
CA1066311A CA312,603A CA312603A CA1066311A CA 1066311 A CA1066311 A CA 1066311A CA 312603 A CA312603 A CA 312603A CA 1066311 A CA1066311 A CA 1066311A
Authority
CA
Canada
Prior art keywords
chocks
conveyor
chock
mining machine
support
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
CA312,603A
Other languages
English (en)
Inventor
John A.L. Campbell
Daniel J. Moynihan
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.)
Peabody Coal Co
Original Assignee
Peabody Coal Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US05/698,885 external-priority patent/US4082360A/en
Application filed by Peabody Coal Co filed Critical Peabody Coal Co
Priority to CA312,603A priority Critical patent/CA1066311A/fr
Application granted granted Critical
Publication of CA1066311A publication Critical patent/CA1066311A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
CA312,603A 1976-06-23 1978-10-03 Mecanisme d'exploitation miniere et mode d'emploi connexe Expired CA1066311A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA312,603A CA1066311A (fr) 1976-06-23 1978-10-03 Mecanisme d'exploitation miniere et mode d'emploi connexe

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/698,885 US4082360A (en) 1976-06-23 1976-06-23 Mining apparatus and method
CA267,000A CA1059162A (fr) 1976-06-23 1976-12-02 Appareil et methode d'exploitation miniere
CA312,603A CA1066311A (fr) 1976-06-23 1978-10-03 Mecanisme d'exploitation miniere et mode d'emploi connexe

Publications (1)

Publication Number Publication Date
CA1066311A true CA1066311A (fr) 1979-11-13

Family

ID=27164800

Family Applications (1)

Application Number Title Priority Date Filing Date
CA312,603A Expired CA1066311A (fr) 1976-06-23 1978-10-03 Mecanisme d'exploitation miniere et mode d'emploi connexe

Country Status (1)

Country Link
CA (1) CA1066311A (fr)

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