Apparatus for sealing rotary tubes
Apparatus for supplying fluid to a rotating tube comprising end
Apparatus for testing pipes by a pipe tester
Apparatus for the transmission of rotary motion through the wall
Apparatus forming a pressure seal for separating two chambers co
Apparatus in which an annular ring is carried within a groove ab
Apparatus to prevent leakage of liquid
Apparatus utilizing rotary motion of a member as the motive forc
Appliance for preventing water from leaking through joint
Aqueously-swelling water stopper and a process for stopping wate
Aqueously-swelling water stopper and a process of stopping water
Aqueously-swelling water stopper and a process of stopping water
Arrangement for cleaning a sealing ring on a shaft
Arrangement for sealing a chamber containing pressure medium
Arrangement for sealing a reciprocating rod
Arrangement for sealing a rod
Arrangement for the sealing-off of metallic cylindrical bodies
Arrangement for the sealing-off of spaces acted upon by media of
Arrangement in connection with mechanical seal
Arrangement of a shaft with a mechanical face seal mounted...