Inventor
WHITE ALYSIA C
US16 patents
Patents
16 patentsUS6659206B2Dec 9, 2003
Hardfacing composition for rock bits
SMITH INTERNATIONAL78 citations97
US6607835B2Aug 19, 2003
Composite constructions with ordered microstructure
SMITH INTERNATIONAL56 citations96
US5791422AAug 11, 1998
Rock bit with hardfacing material incorporating spherical cast carbide particles
SMITH INTERNATIONAL75 citations96
US5715899AFeb 10, 1998
Hard facing material for rock bits
SMITH INTERNATIONAL62 citations96
US6615935B2Sep 9, 2003
Roller cone bits with wear and fracture resistant surface
SMITH INTERNATIONAL41 citations95
US7373997B2May 20, 2008
Layered hardfacing, durable hardfacing for drill bits
SMITH INTERNATIONAL24 citations92
US6615936B1Sep 9, 2003
Method for applying hardfacing to a substrate and its application to construction of milled tooth drill bits
SMITH INTERNATIONAL51 citations92
US5944127AAug 31, 1999
Hardfacing material for rock bits
SMITH INTERNATIONAL47 citations92
US5921330AJul 13, 1999
Rock bit with wear-and fracture-resistant hardfacing
SMITH INTERNATIONAL69 citations92
US7666244B2Feb 23, 2010
Hardfacing milled-tooth drill bits using super dense carbide pellets
SMITH INTERNATIONAL18 citations84
US7201241B2Apr 10, 2007
Self relieving seal
SMITH INTERNATIONAL10 citations82
US6976548B2Dec 20, 2005
Self relieving seal
SMITH INTERNATIONAL13 citations82
US7387178B2Jun 17, 2008
Self relieving seal
SMITH INTERNATIONAL5 citations71
US7229077B2Jun 12, 2007
Ordered elastomeric composite material
SMITH INTERNATIONAL7 citations69
US7770672B2Aug 10, 2010
Layered hardfacing, durable hardfacing for drill bits
SMITH INTERNATIONAL4 citations62
US7267183B2Sep 11, 2007
Drill bit lubricant with enhanced load carrying/anti wear properties
SMITH INTERNATIONAL2 citations62