PL324104A1 - Air-lock for mine ventilation systems - Google Patents

Air-lock for mine ventilation systems

Info

Publication number
PL324104A1
PL324104A1 PL32410497A PL32410497A PL324104A1 PL 324104 A1 PL324104 A1 PL 324104A1 PL 32410497 A PL32410497 A PL 32410497A PL 32410497 A PL32410497 A PL 32410497A PL 324104 A1 PL324104 A1 PL 324104A1
Authority
PL
Poland
Prior art keywords
lock
air
ventilation systems
mine ventilation
mine
Prior art date
Application number
PL32410497A
Inventor
Jan Szymanski
Artur Cimr
Roman Mamok
Jan Raczek
Original Assignee
Katowicki Holding Weglowy Sa
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 Katowicki Holding Weglowy Sa filed Critical Katowicki Holding Weglowy Sa
Priority to PL32410497A priority Critical patent/PL324104A1/en
Publication of PL324104A1 publication Critical patent/PL324104A1/en

Links

PL32410497A 1997-12-29 1997-12-29 Air-lock for mine ventilation systems PL324104A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL32410497A PL324104A1 (en) 1997-12-29 1997-12-29 Air-lock for mine ventilation systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL32410497A PL324104A1 (en) 1997-12-29 1997-12-29 Air-lock for mine ventilation systems

Publications (1)

Publication Number Publication Date
PL324104A1 true PL324104A1 (en) 1999-07-05

Family

ID=20071274

Family Applications (1)

Application Number Title Priority Date Filing Date
PL32410497A PL324104A1 (en) 1997-12-29 1997-12-29 Air-lock for mine ventilation systems

Country Status (1)

Country Link
PL (1) PL324104A1 (en)

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