PL255801A1 - Mine ventilation pipe - Google Patents

Mine ventilation pipe

Info

Publication number
PL255801A1
PL255801A1 PL25580185A PL25580185A PL255801A1 PL 255801 A1 PL255801 A1 PL 255801A1 PL 25580185 A PL25580185 A PL 25580185A PL 25580185 A PL25580185 A PL 25580185A PL 255801 A1 PL255801 A1 PL 255801A1
Authority
PL
Poland
Prior art keywords
ventilation pipe
mine ventilation
mine
pipe
ventilation
Prior art date
Application number
PL25580185A
Other versions
PL147627B1 (en
Inventor
Antoni Durlak
Janusz Wentlandt
Zenon Szylz
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 PL25580185A priority Critical patent/PL147627B1/en
Publication of PL255801A1 publication Critical patent/PL255801A1/en
Publication of PL147627B1 publication Critical patent/PL147627B1/en

Links

PL25580185A 1985-10-15 1985-10-15 Mine ventilation pipe PL147627B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL25580185A PL147627B1 (en) 1985-10-15 1985-10-15 Mine ventilation pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL25580185A PL147627B1 (en) 1985-10-15 1985-10-15 Mine ventilation pipe

Publications (2)

Publication Number Publication Date
PL255801A1 true PL255801A1 (en) 1987-05-04
PL147627B1 PL147627B1 (en) 1989-07-31

Family

ID=20028648

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25580185A PL147627B1 (en) 1985-10-15 1985-10-15 Mine ventilation pipe

Country Status (1)

Country Link
PL (1) PL147627B1 (en)

Also Published As

Publication number Publication date
PL147627B1 (en) 1989-07-31

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