ATE99771T1 - HYDRAULIC STEEL MINE PUNCH. - Google Patents

HYDRAULIC STEEL MINE PUNCH.

Info

Publication number
ATE99771T1
ATE99771T1 AT91907416T AT91907416T ATE99771T1 AT E99771 T1 ATE99771 T1 AT E99771T1 AT 91907416 T AT91907416 T AT 91907416T AT 91907416 T AT91907416 T AT 91907416T AT E99771 T1 ATE99771 T1 AT E99771T1
Authority
AT
Austria
Prior art keywords
punch
hydraulic steel
steel mine
mine
hydraulic
Prior art date
Application number
AT91907416T
Other languages
German (de)
Inventor
Robert Wilhelm Heiliger
Original Assignee
Robert Wilhelm Heiliger
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 DE9005343U external-priority patent/DE9005343U1/en
Application filed by Robert Wilhelm Heiliger filed Critical Robert Wilhelm Heiliger
Application granted granted Critical
Publication of ATE99771T1 publication Critical patent/ATE99771T1/en

Links

AT91907416T 1990-05-11 1991-04-13 HYDRAULIC STEEL MINE PUNCH. ATE99771T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE9005343U DE9005343U1 (en) 1990-05-11 1990-05-11 Hydraulic steel pit ram
PCT/EP1991/000706 WO1991018186A1 (en) 1990-05-11 1991-04-13 Hydraulic steel pit prop
EP91907416A EP0482141B1 (en) 1990-05-11 1991-04-13 Hydraulic steel pit prop

Publications (1)

Publication Number Publication Date
ATE99771T1 true ATE99771T1 (en) 1994-01-15

Family

ID=25956645

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91907416T ATE99771T1 (en) 1990-05-11 1991-04-13 HYDRAULIC STEEL MINE PUNCH.

Country Status (1)

Country Link
AT (1) ATE99771T1 (en)

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Legal Events

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