PL271031A1 - Method of and apparatus for protecting roofs in driven gallery-type workings - Google Patents

Method of and apparatus for protecting roofs in driven gallery-type workings

Info

Publication number
PL271031A1
PL271031A1 PL27103188A PL27103188A PL271031A1 PL 271031 A1 PL271031 A1 PL 271031A1 PL 27103188 A PL27103188 A PL 27103188A PL 27103188 A PL27103188 A PL 27103188A PL 271031 A1 PL271031 A1 PL 271031A1
Authority
PL
Poland
Prior art keywords
workings
gallery
driven
type
roofs
Prior art date
Application number
PL27103188A
Inventor
Stanislaw Marcinek
Miroslaw Chudek
Stanislaw Surma
Stanislaw Gebala
Krzysztof Stychno
Zdzislaw Pietka
Andrzej Bernady
Espedyt Sitko
Original Assignee
Gwarectwo Budownictwa Gornicze
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 Gwarectwo Budownictwa Gornicze filed Critical Gwarectwo Budownictwa Gornicze
Priority to PL27103188A priority Critical patent/PL271031A1/en
Publication of PL271031A1 publication Critical patent/PL271031A1/en

Links

PL27103188A 1988-03-04 1988-03-04 Method of and apparatus for protecting roofs in driven gallery-type workings PL271031A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL27103188A PL271031A1 (en) 1988-03-04 1988-03-04 Method of and apparatus for protecting roofs in driven gallery-type workings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL27103188A PL271031A1 (en) 1988-03-04 1988-03-04 Method of and apparatus for protecting roofs in driven gallery-type workings

Publications (1)

Publication Number Publication Date
PL271031A1 true PL271031A1 (en) 1989-09-18

Family

ID=20040937

Family Applications (1)

Application Number Title Priority Date Filing Date
PL27103188A PL271031A1 (en) 1988-03-04 1988-03-04 Method of and apparatus for protecting roofs in driven gallery-type workings

Country Status (1)

Country Link
PL (1) PL271031A1 (en)

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