|
CN110594423A
|
|
Structure for positioning valve rod and butterfly plate of butterfly valve
|
|
CN110455150A
|
|
Three-eccentric-butterfly-valve sealing ring processing dimension on-line measurement tool
|
|
CN110469702A
|
|
A kind of coal gas relief valve with doubly-linked rod structure
|
|
CN110561001A
|
|
Tooling for welding movable valve seat of large-diameter butterfly valve
|
|
CN110529611A
|
|
A kind of High Pressure Difference butterfly valve structure
|
|
CN108500775A
|
|
Grinder for ball for ball valve attrition process
|
|
CN108506513A
|
|
The LNG ultralow temperature top-loading ball valves for preventing valve base seal from sliding
|
|
CN108443524A
|
|
The underwater flat gate valve of subsea tree
|
|
CN108705101A
|
|
Three-eccentric-butterfly-valve movable valve seat seals method for processing surface
|
|
CN108443566A
|
|
A kind of underwater valve actuator
|
|
CN103697178A
|
|
Disc and valve stem positioning structure
|
|
CN103603994A
|
|
Double-eccentric ultralow temperature butterfly valve
|
|
CN102797868A
|
|
Top-mounted ultra-low temperature ball valve
|
|
CN102610422A
|
|
Operation knob structure for electric actuator
|
|
CN102607605A
|
|
Absolute position encoder for Hall multiple rings
|
|
CN102588653A
|
|
Multi-rotation type versatile electric actuating mechanism
|
|
CN102297283B
|
|
Manual/electrical operation unperturbed switchover structure of electric operator
|
