Tri C. Le

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hydraulic holddown screw with mechanical retention means
- Patent number 4,650,225
- Issue date Mar 17, 1987
- Joy Manufacturing Company
- Tri C. Le
- E21 - EARTH DRILLING MINING
Information Patent Grant
Holddown screw
- Patent number 4,650,226
- Issue date Mar 17, 1987
- Joy Manufacturing Company
- Brett A. Babbitt
- E21 - EARTH DRILLING MINING
Information Patent Grant
High pressure sealing connection with metal seal
- Patent number 4,575,106
- Issue date Mar 11, 1986
- Joy Manufacturing Company
- F. Harold Hollister
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Crossover seal assembly
- Patent number 4,556,224
- Issue date Dec 3, 1985
- Joy Manufacturing Company
- Tri C. Le
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expanding gate valve with fluid-powered actuator
- Patent number 4,535,967
- Issue date Aug 20, 1985
- Joy Manufacturing Company
- Brett A. Babbitt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Mechanically preloaded packing assembly
- Patent number 4,516,752
- Issue date May 14, 1985
- Joy Manufacturing Company
- Brett A. Babbitt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Packing ring cartridge with adjusting screws
- Patent number 4,468,039
- Issue date Aug 28, 1984
- ACF Industries, Incorporated
- Tri C. Le
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pressure energized sealing connection with annular seal ring
- Patent number 4,407,516
- Issue date Oct 4, 1983
- ACF Industries, Incorporated
- Tri C. Le
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Person

Patents Grantslast 30 patents

Hydraulic holddown screw with mechanical retention means

Holddown screw

High pressure sealing connection with metal seal

Crossover seal assembly

Expanding gate valve with fluid-powered actuator

Mechanically preloaded packing assembly

Packing ring cartridge with adjusting screws

Pressure energized sealing connection with annular seal ring