PL251424A1 - Method of mining a coal longwall provided with self-advancing roof supports - Google Patents

Method of mining a coal longwall provided with self-advancing roof supports

Info

Publication number
PL251424A1
PL251424A1 PL25142484A PL25142484A PL251424A1 PL 251424 A1 PL251424 A1 PL 251424A1 PL 25142484 A PL25142484 A PL 25142484A PL 25142484 A PL25142484 A PL 25142484A PL 251424 A1 PL251424 A1 PL 251424A1
Authority
PL
Poland
Prior art keywords
mining
self
roof supports
advancing roof
longwall
Prior art date
Application number
PL25142484A
Other versions
PL146607B1 (en
Inventor
Mieczyslaw Idziak
Kazimierz Kolanko
Krzysztof Tytko
Original Assignee
Kopalnia Wegla Kamiennego Pias
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
Application filed by Kopalnia Wegla Kamiennego Pias filed Critical Kopalnia Wegla Kamiennego Pias
Priority to PL25142484A priority Critical patent/PL146607B1/en
Publication of PL251424A1 publication Critical patent/PL251424A1/en
Publication of PL146607B1 publication Critical patent/PL146607B1/en

Links

PL25142484A 1984-12-31 1984-12-31 Method of mining a coal longwall provided with self-advancing roof supports PL146607B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL25142484A PL146607B1 (en) 1984-12-31 1984-12-31 Method of mining a coal longwall provided with self-advancing roof supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL25142484A PL146607B1 (en) 1984-12-31 1984-12-31 Method of mining a coal longwall provided with self-advancing roof supports

Publications (2)

Publication Number Publication Date
PL251424A1 true PL251424A1 (en) 1986-07-15
PL146607B1 PL146607B1 (en) 1989-02-28

Family

ID=20024955

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25142484A PL146607B1 (en) 1984-12-31 1984-12-31 Method of mining a coal longwall provided with self-advancing roof supports

Country Status (1)

Country Link
PL (1) PL146607B1 (en)

Also Published As

Publication number Publication date
PL146607B1 (en) 1989-02-28

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