Cover of the work “Development and modification of materials for metal-polymer friction units in order to increase the service life of face seals of oil transfer pumps”. Author: Ovchar, Zinoviy Nikolaevich. Degree: Candidate of Sciences. Year: 1998

Development and modification of materials for metal-polymer friction units in order to increase the service life of face seals of oil transfer pumps

Omsk

161 pp.