|
ES162793A1
|
|
A quick crushing machine for gears
|
|
ES141479A1
|
|
A process for separating sulfur hydrogen or sulfuric dioxide from gases containing them and simultaneously obtaining precipitated sulfur.
|
|
ES117226A1
|
|
Improvements in the devices for tempering the flanks of screw steps and worm screws.
|
|
ES117225A1
|
|
New method of protective cover for belt transmission in machine tools.
|
|
ES114840A1
|
|
Device for the rotation of the gear wheels, introduced for hardening in a hardening tank.
|
|
CA307815A
|
|
Machine for hardening the tooth flanks of spur wheels
|
|
CA547964A
|
|
Hydraulic transmission with radially arranged pistons
|
|
CA309615A
|
|
Machine for hardening the bearing points of driving shafts
|
|
CA506558A
|
|
High speed planers with a friction wheel drive
|
|
CA312961A
|
|
Hardening apparatus for spindle and worm threads
|
