Ion beam milling

Details Ion beam milling Ion beam milling

F - Mech Eng,Light,Heat,Weapons

16

J

F16J 9/12 (2006.01) F04B 39/00 (2006.01) F16J 15/16 (2006.01)

Patent

CA 2047040

ION BEAM MILLING OF SEAL RINGS Abstract of the Disclosure Fluid seals for use in rotary fluid machines (such as pumps, compressors or turbines) are disclosed. The seals contain a pair of seal rings. At least one of the seal rings contains indentations (or grooves) in the sealing surface which are configured in a geometric pattern. The grooved seal ring is characterized in that an ion beam milling process is used to form the grooves in the sealing surface. - 1 -

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