Vane slot roller assembly for rotary vane pumping machine and method for installing same
A Standard patent application filed on 04 November 1999 credited to Mallen, Brian D.
Details
Application number :
16077
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Vane slot roller assembly for rotary vane pumping machine and method for installing same