PL211445A1 - Obudowa lukowa wyrobiska chodnikowego - Google Patents

Obudowa lukowa wyrobiska chodnikowego

Info

Publication number
PL211445A1
PL211445A1 PL21144578A PL21144578A PL211445A1 PL 211445 A1 PL211445 A1 PL 211445A1 PL 21144578 A PL21144578 A PL 21144578A PL 21144578 A PL21144578 A PL 21144578A PL 211445 A1 PL211445 A1 PL 211445A1
Authority
PL
Poland
Prior art keywords
pavingway
arc enclosure
enclosure
arc
Prior art date
Application number
PL21144578A
Other languages
English (en)
Other versions
PL116954B1 (en
Inventor
Tadeusz Kostyk
Jozef Lojas
Bohdan Sawka
Zygmunt Skimina
Marek Witosinski
Original Assignee
Glowny Instytut Gornictwa
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 Glowny Instytut Gornictwa filed Critical Glowny Instytut Gornictwa
Priority to PL21144578A priority Critical patent/PL116954B1/pl
Publication of PL211445A1 publication Critical patent/PL211445A1/pl
Publication of PL116954B1 publication Critical patent/PL116954B1/pl

Links

PL21144578A 1978-12-04 1978-12-04 Arcuate lining for gangway-type excavations PL116954B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL21144578A PL116954B1 (en) 1978-12-04 1978-12-04 Arcuate lining for gangway-type excavations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL21144578A PL116954B1 (en) 1978-12-04 1978-12-04 Arcuate lining for gangway-type excavations

Publications (2)

Publication Number Publication Date
PL211445A1 true PL211445A1 (pl) 1979-12-17
PL116954B1 PL116954B1 (en) 1981-07-31

Family

ID=19992970

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21144578A PL116954B1 (en) 1978-12-04 1978-12-04 Arcuate lining for gangway-type excavations

Country Status (1)

Country Link
PL (1) PL116954B1 (pl)

Also Published As

Publication number Publication date
PL116954B1 (en) 1981-07-31

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