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## Seal including a multilayered sliding member Applicant: ACC La Jonchere, France This invention relates to a seal particularly intended for connecting together two fluid or gas flow ducts. It includes a sliding member located between the male and female sections of the join. The sliding member in
A series of alternative designs for the attachment of the seal housing to a large slurry pump is covered by this patent. The purpose is to improve pump efficiency and maintenance, and overcome problems associated with lifting into place replacement seal housings. The housing can be adjustable and he
Applicant: Mahle Metal Leve S/a, Brazil This patent describes a piston ring, particularly devised for use in internal combustion engines or compressors. It consists of a metallic base to which is applied -by physical vapour deposition -a coating of chromium nitride that has a periodicity (P), formed