PL214037A1 - - Google Patents

Info

Publication number
PL214037A1
PL214037A1 PL21403779A PL21403779A PL214037A1 PL 214037 A1 PL214037 A1 PL 214037A1 PL 21403779 A PL21403779 A PL 21403779A PL 21403779 A PL21403779 A PL 21403779A PL 214037 A1 PL214037 A1 PL 214037A1
Authority
PL
Poland
Application number
PL21403779A
Other versions
PL119618B1 (en
Inventor
Zbigniew Krzyszkowski
Gerard Horak
Jan Jadczyk
Jerzy Stobinski
Engelbert Woznica
Original Assignee
Kopalnia Wegla Kamiennego Jast
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 Jast filed Critical Kopalnia Wegla Kamiennego Jast
Priority to PL21403779A priority Critical patent/PL119618B1/pl
Publication of PL214037A1 publication Critical patent/PL214037A1/xx
Publication of PL119618B1 publication Critical patent/PL119618B1/pl

Links

PL21403779A 1979-03-07 1979-03-07 Method of shifting of artificial roof during multilayer mining of thick bedse slojami mohhnykh plastov PL119618B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL21403779A PL119618B1 (en) 1979-03-07 1979-03-07 Method of shifting of artificial roof during multilayer mining of thick bedse slojami mohhnykh plastov

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL21403779A PL119618B1 (en) 1979-03-07 1979-03-07 Method of shifting of artificial roof during multilayer mining of thick bedse slojami mohhnykh plastov

Publications (2)

Publication Number Publication Date
PL214037A1 true PL214037A1 (pl) 1980-11-03
PL119618B1 PL119618B1 (en) 1982-01-30

Family

ID=19995030

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21403779A PL119618B1 (en) 1979-03-07 1979-03-07 Method of shifting of artificial roof during multilayer mining of thick bedse slojami mohhnykh plastov

Country Status (1)

Country Link
PL (1) PL119618B1 (pl)

Also Published As

Publication number Publication date
PL119618B1 (en) 1982-01-30

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