Heeman Choe

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Method of making an earth-boring particle-matrix rotary drill bit
- Patent number 8,616,089
- Issue date Dec 31, 2013
- Baker Hughes Incorporated
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods of forming earth-boring rotary drill bits including bit bod...
- Patent number 8,230,762
- Issue date Jul 31, 2012
- Baker Hughes Incorporated
- Heeman Choe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Earth-boring particle-matrix rotary drill bit and method of making...
- Patent number 8,201,648
- Issue date Jun 19, 2012
- Baker Hughes Incorporated
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Earth-boring tools comprising silicon carbide composite materials,...
- Patent number 8,074,750
- Issue date Dec 13, 2011
- Baker Hughes Incorporated
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for forming earth-boring tools comprising silicon carbide co...
- Patent number 7,807,099
- Issue date Oct 5, 2010
- Baker Hughes Incorporated
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Earth-Boring Particle-Matrix Rotary Drill Bit and Method of Making...
- Publication number 20110186261
- Publication date Aug 4, 2011
- BAKER HUGHES INCORPORATED
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS OF FORMING EARTH BORING ROTARY DRILL BITS INCLUDING BIT BOD...
- Publication number 20110142707
- Publication date Jun 16, 2011
- BAKER HUGHES INCORPORATED
- Heeman Choe
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD OF MAKING AN EARTH-BORING PARTICLE- MATRIX ROTARY DRILL BIT
- Publication number 20110107586
- Publication date May 12, 2011
- BAKER HUGHES INCORPORATED
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS OF FORMING EARTH BORING ROTARY DRILL BITS INCLUDING BIT BOD...
- Publication number 20110094341
- Publication date Apr 28, 2011
- BAKER HUGHES INCORPORATED
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
EARTH-BORING TOOLS COMPRISING SILICON CARBIDE COMPOSITE MATERIALS,...
- Publication number 20100326739
- Publication date Dec 30, 2010
- BAKER HUGHES INCORPORATED
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Earth-Boring Particle-Matrix Rotary Drill Bit and Method of Making...
- Publication number 20100187018
- Publication date Jul 29, 2010
- BAKER HUGHES INCORPORATED
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Earth-Boring Particle-Matrix Rotary Drill Bit and Method of Making...
- Publication number 20100155148
- Publication date Jun 24, 2010
- BAKER HUGHES INCORPORATED
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SILICON CARBIDE COMPOSITE MATERIALS, EARTH-BORING TOOLS COMPRISING...
- Publication number 20080128176
- Publication date Jun 5, 2008
- Heeman Choe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Heeman Choe

Person

Patents Grantslast 30 patents

Method of making an earth-boring particle-matrix rotary drill bit

Methods of forming earth-boring rotary drill bits including bit bod...

Earth-boring particle-matrix rotary drill bit and method of making...

Earth-boring tools comprising silicon carbide composite materials,...

Method for forming earth-boring tools comprising silicon carbide co...

Patents Applicationslast 30 patents

Earth-Boring Particle-Matrix Rotary Drill Bit and Method of Making...

METHODS OF FORMING EARTH BORING ROTARY DRILL BITS INCLUDING BIT BOD...

METHOD OF MAKING AN EARTH-BORING PARTICLE- MATRIX ROTARY DRILL BIT

METHODS OF FORMING EARTH BORING ROTARY DRILL BITS INCLUDING BIT BOD...

EARTH-BORING TOOLS COMPRISING SILICON CARBIDE COMPOSITE MATERIALS,...

Earth-Boring Particle-Matrix Rotary Drill Bit and Method of Making...

Earth-Boring Particle-Matrix Rotary Drill Bit and Method of Making...

SILICON CARBIDE COMPOSITE MATERIALS, EARTH-BORING TOOLS COMPRISING...