CN110429602A
|
|
A kind of array tuned method
|
CN106979011A
|
|
The anti-winged head supercritical oxygen body fracturing device of one kind
|
CN106955941A
|
|
A kind of diameter reducing working method and its used necking die and application
|
CN107063013A
|
|
The diameter reducing working method of a kind of gas expansion device and expansion tube and application
|
CN107014249A
|
|
A kind of manufacture method and the application of anti-winged head gas expansion device and expansion tube
|
CN106996719A
|
|
A kind of supercritical oxygen body fracturing device
|
CN107061808A
|
|
A kind of gases at high pressure filling valve and its gas fracturing device
|
CN107035369A
|
|
The diameter reducing working method of a kind of gas expansion device and expansion tube and application
|
CN107008816A
|
|
A kind of diameter reducing working method and its used necking die and application
|
CN106839892A
|
|
One kind inflation igniting integral type trigger and fracturing device
|
CN106767183A
|
|
A kind of gas blast device
|
CN106931838A
|
|
One kind inflation igniting integrated air blaster
|
CN106767184A
|
|
A kind of gas blast trigger and fracturing device
|
CN106763234A
|
|
A kind of oil cooling bearing
|
CN106678186A
|
|
Bidirectional thrust bearing
|
CN106763154A
|
|
A kind of oil duct balanced type bearing
|
CN106763235A
|
|
A kind of bearing cooler
|
CN106763238A
|
|
A kind of hydrogenerator with efficient oil cooling bearing
|
CN106763239A
|
|
A kind of radial support bearing
|
CN106678188A
|
|
Cooling bearing
|