DEVICE FOR SEALING A SHIP PROPELLER SHAFT AND METHOD FOR PRODUCING SUCH A DEVICE
SEALING MEMBER FOR MASTER CYLINDER AND MASTER CYLINDER HAVING THE SAME
2 Ring seal for implementing a rotary seal between two cylindrical elements
METHOD AND ARRANGEMENT FOR SEALING A PROPELLER SHAFT LOCATED UNDER WATER
Mecanical seal the manufacturing method thereof and the driving method thereof
Mecanical seal the manufacturing method thereof and the driving method thereof