Assignee
SEALOL
US36 patents
Top patents by PatentIndex Score
US5632493AMay 27, 1997
Compliant pressure balanced seal apparatus
SEALOL91 citations95
US5100158AMar 31, 1992
Compliant finer seal
SEALOL110 citations95
US5039113AAug 13, 1991
Spiral groove gas lubricated seal
SEALOL93 citations95
US5769604AJun 23, 1998
Face seal device having high angular compliance
SEALOL80 citations94
US5401036AMar 28, 1995
Brush seal device having a recessed back plate
SEALOL93 citations94
US5884918AMar 23, 1999
Brush seal with a flexible front plate
SEALOL55 citations93
US5370401ADec 6, 1994
Antirotational and axial force component in a pusher seal assembly and tool for wear installation
SEALOL59 citations93
US5370402ADec 6, 1994
Pressure balanced compliant seal device
SEALOL87 citations93
US5143384ASep 1, 1992
Bi-directional, non-contact face seal
SEALOL77 citations93
US5351971AOct 4, 1994
Brush seal device having a floating backplate
SEALOL87 citations92
US6042121AMar 28, 2000
Metallic sealing ring
SEALOL36 citations90
US5133562AJul 28, 1992
Drained face seal
SEALOL37 citations90
US5052694AOct 1, 1991
Hydrostatic face seal and bearing
SEALOL38 citations90
US4972986ANov 27, 1990
Circumferential inter-seal for sealing between relatively rotatable concentric shafts
SEALOL43 citations90
US5020809AJun 4, 1991
High-speed easy-maintenance split seal
SEALOL44 citations88
US4744721AMay 17, 1988
Turbopump sealing device
SEALOL30 citations87
US4829650AMay 16, 1989
Method and apparatus for tightening and/or slackening bolts
SEALOL33 citations86
US4365816ADec 28, 1982
Self-damping bellows seal assembly
SEALOL29 citations86
US4304408ADec 8, 1981
Sealing ring retention device
SEALOL31 citations85
US5058904AOct 22, 1991
Self-contained sealing ring assembly
SEALOL37 citations81
US5344161ASep 6, 1994
Spring for centering two annular bodies relative to each other
SEALOL27 citations80
US5766690AJun 16, 1998
Method for producing a self lubricating coating on a substrate
SEALOL18 citations78
US4389051AJun 21, 1983
Pressed in anti-rotation lugs for mechanical face seals
SEALOL24 citations77
US4163563AAug 7, 1979
Rotary bellows seal with vibration-damping means
SEALOL21 citations77
US5042824AAug 27, 1991
Balanced shrink fit seal ring assembly
SEALOL19 citations76
US5253876AOct 19, 1993
System and method for actively cooling dry-running gas seals
SEALOL11 citations73
US5639097AJun 17, 1997
Gas seal "O" ring holder
SEALOL8 citations72
US4415164ANov 15, 1983
Method and device for aligning and securing a mechanical seal element and the like on a shaft
SEALOL15 citations72
US5538257AJul 23, 1996
Spring device and method for holding a component on a shaft and pusher seal assembly using same
SEALOL13 citations71
US4664586AMay 12, 1987
Closure member handling system
SEALOL22 citations69
US3961799AJun 8, 1976
Conversion kit
SEALOL23 citations69
US4924756AMay 15, 1990
Bellows core and method and apparatus for fabrication thereof
SEALOL13 citations67
US5013051AMay 7, 1991
Single component seal
SEALOL15 citations65
US4240610ADec 23, 1980
High pressure bellows assembly
SEALOL16 citations60
US4669739AJun 2, 1987
Rotary mechanical fluid face seal with rigid restraint ring means
SEALOL10 citations59
US4389050AJun 21, 1983
Mechanical seal having a seal insert mounted in a laminated shell
SEALOL3 citations53