EP0481571A3
(en )
1992-07-08
Apparatus for perforating a well
DE3780838D1
(de )
1992-09-10
Verfahren fuer die ausrichtung eines ersten und eines zweiten objektes, sowie vorrichtung fuer die verwendung.
EP0556877A3
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1993-10-27
Die retaining means for a punch press
FI903709A7
(fi )
1991-01-27
Laite ja menetelmä metalliaihion leikkaamiseksi
EP0321590A3
(en )
1989-08-23
Method and device for manufacturing a cutting die having a sharp cutting edge
EP0416915A3
(en )
1992-07-08
Time delay perforating apparatus for wells
GB2139133B
(en )
1986-02-19
Method of cutting out or separating piece-parts from a workpiece sheet on a piercing press, and piercing presses for carrying out the method
EP0180823A3
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1987-08-05
Tool changing device for a punching or nibbling machine
JPS577337A
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1982-01-14
Progressive pressing device of short sized material
BR9002196A
(pt )
1991-08-13
Conjunto socador para maquina de socar dormentes e picao de socar
GB2193912B
(en )
1990-03-21
Sheet metal cutting method
GB8811146D0
(en )
1988-06-15
Ram guiding apparatus for punch press
EP0325947A3
(en )
1990-09-05
Progressive method and die for punched parts
GB8804862D0
(en )
1988-03-30
Process & apparatus for removing superplastically formed part from die
CS592589A3
(en )
1992-02-19
Method for removing blanks from piercing punches faces during punching holes
FI902645A7
(fi )
1991-03-06
Menetelmä ja laite kappaleiden irrottamiseksi ja poissiirtämiseksi lävistinpuristimesta
EP0340311A4
(en )
1990-09-12
Dies changing method for presses
PL270003A1
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1989-07-10
Apparatus for receiving punchings from punching dies
AU6347990A
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1991-04-08
Turret punch press
CS592489A3
(en )
1992-02-19
Method of the selection of a piercing punch during programmable punching holes
SG101292G
(en )
1992-12-04
Method and apparatus for perforating well bores
KR850001978Y1
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1985-09-17
Punching machine for an earring
EP0428974A3
(en )
1992-10-21
An apparatus and process for carrying out a tracer-guided operation, for example a roughing operation, on the edge of an upper
GB8903500D0
(en )
1989-04-05
Method and apparatus for cutting apertures
GB8926866D0
(en )
1990-01-17
Demountable template punching machine