|
BE880453A
|
|
Connections formed by application of high energy and used in marine structures
|
|
US3201225A
|
|
Method and apparatus for tapping furnaces
|
|
US3191533A
|
|
Gas discharge apparatus
|
|
US3194159A
|
|
Well perforating assembly
|
|
US3192857A
|
|
Well tubing cutting device
|
|
US3161958A
|
|
Method and apparatus for studying explosions stereoscopically
|
|
US3192533A
|
|
Apparatus for studying explosions stereoscopically
|
|
US3229490A
|
|
Apparatus for making linear shaped charge explosive devices
|
|
US3136249A
|
|
Shaped charge explosive unit and liner therefor
|
|
US3147707A
|
|
Shaped explosive device and type metal liner for the cavity thereof
|
|
US3107641A
|
|
Submarine vessel
|
|
US3121322A
|
|
Apparatus for testing explosive devices by stereoscopic photography
|
|
US3138054A
|
|
Process of making linear shaped charge explosive devices
|
|
US3116690A
|
|
Fluid sensitive detonator assembly
|
|
US3053182A
|
|
Apparatus for cutting sections from well casings
|
|
US3063372A
|
|
Apparatus for perforating wells
|
|
US3074170A
|
|
Method for studying explosions stereoscopically
|
|
US3058058A
|
|
Magnetic concentricity gage
|
|
GB884104A
|
|
Well perforating charge and apparatus
|
|
US3128702A
|
|
Shaped charge perforating unit and well perforating apparatus employing the same
|
