Turlach P. Boylan

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Earth-boring bit having shear-cutting inner row elements
- Patent number 5,746,280
- Issue date May 5, 1998
- Baker Hughes Incorporated
- Danny E. Scott
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical lock to prevent seal ring rotation
- Patent number 5,295,549
- Issue date Mar 22, 1994
- Baker Hughes Incorporated
- George E. Dolezal
- E21 - EARTH DRILLING MINING