PL271949A1 - The method and device for holding the roof in the mine wall heading - Google Patents

The method and device for holding the roof in the mine wall heading

Info

Publication number
PL271949A1
PL271949A1 PL27194988A PL27194988A PL271949A1 PL 271949 A1 PL271949 A1 PL 271949A1 PL 27194988 A PL27194988 A PL 27194988A PL 27194988 A PL27194988 A PL 27194988A PL 271949 A1 PL271949 A1 PL 271949A1
Authority
PL
Poland
Prior art keywords
roof
holding
mine wall
heading
wall heading
Prior art date
Application number
PL27194988A
Other versions
PL157159B1 (en
Inventor
Zygmunt Jaromin
Stanislaw Romanowicz
Zygmunt Student
Kazimierz Kubik
Hubert Szopka
Szczepan Korzeniowski
Marek Flak
Marian Filipek
Miroslaw Major
Original Assignee
Polmag
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 Polmag filed Critical Polmag
Priority to PL27194988A priority Critical patent/PL157159B1/en
Publication of PL271949A1 publication Critical patent/PL271949A1/en
Publication of PL157159B1 publication Critical patent/PL157159B1/en

Links

PL27194988A 1988-04-21 1988-04-21 The method and device for holding the roof in the mine wall heading PL157159B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL27194988A PL157159B1 (en) 1988-04-21 1988-04-21 The method and device for holding the roof in the mine wall heading

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL27194988A PL157159B1 (en) 1988-04-21 1988-04-21 The method and device for holding the roof in the mine wall heading

Publications (2)

Publication Number Publication Date
PL271949A1 true PL271949A1 (en) 1989-10-30
PL157159B1 PL157159B1 (en) 1992-05-29

Family

ID=20041724

Family Applications (1)

Application Number Title Priority Date Filing Date
PL27194988A PL157159B1 (en) 1988-04-21 1988-04-21 The method and device for holding the roof in the mine wall heading

Country Status (1)

Country Link
PL (1) PL157159B1 (en)

Also Published As

Publication number Publication date
PL157159B1 (en) 1992-05-29

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