BE573858A - Ventilation installation for mines. - Google Patents

Ventilation installation for mines.

Info

Publication number
BE573858A
BE573858A BE573858A BE573858A BE573858A BE 573858 A BE573858 A BE 573858A BE 573858 A BE573858 A BE 573858A BE 573858 A BE573858 A BE 573858A BE 573858 A BE573858 A BE 573858A
Authority
BE
Belgium
Prior art keywords
mines
ventilation installation
ventilation
installation
Prior art date
Application number
BE573858A
Other languages
French (fr)
Inventor
Albrecht Graefer
Hugo Nuesse
Original Assignee
Albrecht Graefer
Hugo Nuesse
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 Albrecht Graefer, Hugo Nuesse filed Critical Albrecht Graefer
Priority to BE573858A priority Critical patent/BE573858A/en
Publication of BE573858A publication Critical patent/BE573858A/en

Links

BE573858A 1958-12-13 1958-12-13 Ventilation installation for mines. BE573858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE573858A BE573858A (en) 1958-12-13 1958-12-13 Ventilation installation for mines.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE573858A BE573858A (en) 1958-12-13 1958-12-13 Ventilation installation for mines.

Publications (1)

Publication Number Publication Date
BE573858A true BE573858A (en) 1959-04-01

Family

ID=38540328

Family Applications (1)

Application Number Title Priority Date Filing Date
BE573858A BE573858A (en) 1958-12-13 1958-12-13 Ventilation installation for mines.

Country Status (1)

Country Link
BE (1) BE573858A (en)

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