ATE4239T1 - DEVICE FOR EXTENSION OF AIR LINES. - Google Patents

DEVICE FOR EXTENSION OF AIR LINES.

Info

Publication number
ATE4239T1
ATE4239T1 AT80104858T AT80104858T ATE4239T1 AT E4239 T1 ATE4239 T1 AT E4239T1 AT 80104858 T AT80104858 T AT 80104858T AT 80104858 T AT80104858 T AT 80104858T AT E4239 T1 ATE4239 T1 AT E4239T1
Authority
AT
Austria
Prior art keywords
extension
air lines
lines
air
Prior art date
Application number
AT80104858T
Other languages
German (de)
Inventor
Alfred Mittelkoetter
Hans Christensen
Paul Schlaeger
Werner Korfmann
Original Assignee
Maschinenfabrik Korfmann Gmbh
Ruhrkohle Aktiengesellschaft
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
Priority claimed from DE19792935604 external-priority patent/DE2935604A1/en
Priority claimed from DE19803020121 external-priority patent/DE3020121A1/en
Application filed by Maschinenfabrik Korfmann Gmbh, Ruhrkohle Aktiengesellschaft filed Critical Maschinenfabrik Korfmann Gmbh
Priority claimed from EP80104858A external-priority patent/EP0025862B1/en
Application granted granted Critical
Publication of ATE4239T1 publication Critical patent/ATE4239T1/en

Links

AT80104858T 1979-09-04 1980-08-16 DEVICE FOR EXTENSION OF AIR LINES. ATE4239T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19792935604 DE2935604A1 (en) 1979-09-04 1979-09-04 DEVICE FOR EXTENDING LUTTENLINE
DE19803020121 DE3020121A1 (en) 1980-05-27 1980-05-27 DEVICE FOR GUIDING AND EXTENDING A LUTTENLINE EXTENDING IN SECTIONS
EP80104858A EP0025862B1 (en) 1979-09-04 1980-08-16 Device for extending colliery air ducts

Publications (1)

Publication Number Publication Date
ATE4239T1 true ATE4239T1 (en) 1983-08-15

Family

ID=27188195

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80104858T ATE4239T1 (en) 1979-09-04 1980-08-16 DEVICE FOR EXTENSION OF AIR LINES.

Country Status (1)

Country Link
AT (1) ATE4239T1 (en)

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee