PL103172B1 - Urzadzenie do ekstrakcji wegla - Google Patents

Urzadzenie do ekstrakcji wegla

Info

Publication number
PL103172B1
PL103172B1 PL19418076A PL19418076A PL103172B1 PL 103172 B1 PL103172 B1 PL 103172B1 PL 19418076 A PL19418076 A PL 19418076A PL 19418076 A PL19418076 A PL 19418076A PL 103172 B1 PL103172 B1 PL 103172B1
Authority
PL
Poland
Prior art keywords
extraction device
coal extraction
coal
extraction
Prior art date
Application number
PL19418076A
Other languages
English (en)
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 filed Critical
Priority to PL19418076A priority Critical patent/PL103172B1/pl
Publication of PL103172B1 publication Critical patent/PL103172B1/pl

Links

PL19418076A 1976-12-03 1976-12-03 Urzadzenie do ekstrakcji wegla PL103172B1 (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL19418076A PL103172B1 (pl) 1976-12-03 1976-12-03 Urzadzenie do ekstrakcji wegla

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL19418076A PL103172B1 (pl) 1976-12-03 1976-12-03 Urzadzenie do ekstrakcji wegla

Publications (1)

Publication Number Publication Date
PL103172B1 true PL103172B1 (pl) 1979-05-31

Family

ID=19979691

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19418076A PL103172B1 (pl) 1976-12-03 1976-12-03 Urzadzenie do ekstrakcji wegla

Country Status (1)

Country Link
PL (1) PL103172B1 (pl)

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