Sike Xia

20080145261, Jun 19, 2008

Dec 15, 2006

11/639484

Zhou Yong - Spring TX, US
Sike Xia - Houston TX, US
Sharath Kolachalam - Houston TX, US

Smith International, Inc. - Houston TX

C22C 29/00

419 12, 419 15, 419 13

A method for forming a carbide composite that includes providing a mixture of carbide particles and a metallic binder in a container; sintering the container contents at a first processing condition having a pressure of less than about 45,000 psi; and sintering the container contents at a second processing condition having a pressure of greater than about 100,000 psi is disclosed.

20100104874, Apr 29, 2010

Oct 29, 2008

12/260740

Zhou Yong - Spring TX, US
Sike Xia - Houston TX, US
Michael Stewart - Provo UT, US
Carlo Visintainer - Trento, IT

Smith International, Inc. - Houston TX

B32B 9/04
B29C 43/00

428408, 264122

A method for forming a cutting element that includes sintering a mixture comprising carbide particles, a sp-containing or sp-convertible carbon additive, and a metallic binder at a first processing condition having a pressure of greater than about 100,000 psi to form a sintered object is disclosed. A method for forming a cutting element that includes sintering a mixture comprising diamond particles and a sp-containing carbon additive at a first processing condition having a pressure of greater than about 100,000 psi to form a polycrystalline diamond layer is also disclosed, as well as cutting elements having diamond grains non-uniformly distributed therethrough.

20100180914, Jul 22, 2010

Oct 29, 2009

12/608079

Andrew J. Phillips - Charlotte NC, US
Andrew H. Stewart - Fort Collins CO, US
Neil J. Hurst - Fort Collins CO, US
J. Finley Bush - Leechburg PA, US
Sike Xia - Pearland TX, US
Chenghe Xiao - Lexington KY, US
Yansheng Liu - Lexington KY, US

ELECTRIC POWER RESEARCH INSTITUTE, INC. - Charlotte NC

C23G 1/02

134 3, 134201

A conductor cleaning system for cleaning aluminum strands of all aluminum and steel reinforced conductors, such as ACSS, ACSR, ACAR, and AAA. The conductor cleaning system having a container adapted to receive a portion of a conductor to be cleaned, a housing adapted to receive and support the container, and a cleaning solution contained in the container for cleaning the portion of the conductor. The cleaning solution being adapted to clean the conductor without reacting with or damaging the conductor.

20100180921, Jul 22, 2010

Jan 22, 2009

12/357610

Andrew Phillips - Charlotte NC, US
Andrew H. Stewart - Fort Collins CO, US
Neil J. Hurst - Fort Collins CO, US
J. Finley Bush - Leechburg PA, US
Sike Xia - Pearland TX, US
Chenghe Xiao - Lexington KY, US

Electric Power Research Institute, Inc. - Charlotte NC

B08B 3/12
B08B 3/08
B08B 3/10

134 57 R, 134 92, 134 58 R

A conductor cleaning system for cleaning aluminum strands of all aluminum and steel reinforced conductors, such as ACSS, ACSR, ACAR, and AAA. The conductor cleaning system having a container adapted to receive a portion of a conductor to be cleaned, a housing adapted to receive and support the container, and a cleaning solution contained in the container for cleaning the portion of the conductor. The cleaning solution being adapted to clean the conductor without reacting with or damaging the conductor.

20100230173, Sep 16, 2010

Mar 12, 2010

12/723082

Sike Xia - Pearland TX, US
Zhou Yong - Spring TX, US

SMITH INTERNATIONAL, INC. - Houston TX

B32B 15/01
E21B 10/46
E21B 10/50
E21B 10/55
B32B 15/04
B32B 5/16

175374, 175425, 175426, 428558, 428328, 428332

A carbide composite material that includes a continuous ductile phase; and at least one discrete carbide region surrounded by the continuous ductile phase, each discrete carbide region may comprise an integrally bridged plurality of cast and/or sintered carbide particles, and each discrete region may have a nodular particle morphology.

20100236834, Sep 23, 2010

Mar 22, 2010

12/728932

Sike Xia - Pearland TX, US
Zhou Yong - Spring TX, US

SMITH INTERNATIONAL, INC. - Houston TX

E21B 10/46
E21B 10/50
E21B 10/55
C04B 35/56

175374, 175425, 175426, 501 93

A hardfacing composition comprising an iron-based binder alloy; and a carbide phase comprising a sintered carbide and a cast tungsten carbide, wherein the cast carbide is present in a quantity of at least 22% by weight, based on the total weight of the carbide phase, and the cast carbide comprises particles having sizes in the range of from 30 to 60 mesh. Also provided is a hardfacing composition comprising an iron-based binder alloy; and a carbide phase comprising a super dense sintered carbide and one or more additional carbide materials, wherein the super dense sintered carbide is present in a quantity of at least 10 percent by weight (% w), based on the total weight of the carbide phase, and comprises particles having sizes in the range of from 16 to 40 mesh. Included are methods of manufacturing such hardfacing compositions and downhole tools having such improved hardfacing compositions applied thereon.

20100276209, Nov 4, 2010

May 4, 2010

12/773164

Zhou Yong - Spring TX, US
Sike Xia - Pearland TX, US

SMITH INTERNATIONAL, INC. - Houston TX

E21B 10/50
E21B 10/08
B05D 1/10

175374, 427446, 427450

A roller cone drill bit having a layer of wear resistant material applied thereon utilizing a thermal spray process and methods of manufacturing such drill bits.

20110042145, Feb 24, 2011

Nov 4, 2010

12/939714

Sike Xia - Pearland TX, US
Zhou Yong - Spring TX, US

SMITH INTERNATIONAL, INC. - Houston TX

E21B 10/50
B21K 5/04

175374, 761081

A downhole tool having a layer of wear resistant material applied thereon utilizing a thermal spray process and methods of manufacturing such downhole tools.