Robert M. Welch

Person

The Woodlands, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Drill bit with continuously sharp edge cutting elements
- Patent number 9,540,884
- Issue date Jan 10, 2017
- Baker Hughes Incorporated
- Robert M. Welch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit with continuously sharp edge cutting elements
- Patent number 8,720,609
- Issue date May 13, 2014
- Baker Hughes Incorporated
- Robert M. Welch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods for applying wear-resistant material to exterior surfaces o...
- Patent number 8,104,550
- Issue date Jan 31, 2012
- Baker Hughes Incorporated
- James L. Overstreet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit with continuously sharp edge cutting elements
- Patent number 8,020,641
- Issue date Sep 20, 2011
- Baker Hughes Incorporated
- Robert M. Welch
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Drill bits and tools for subterranean drilling
- Patent number 7,836,979
- Issue date Nov 23, 2010
- Baker Hughes Incorporated
- James C. Green
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-layer encapsulation of diamond grit for use in earth-boring bits
- Patent number 7,810,588
- Issue date Oct 12, 2010
- Baker Hughes Incorporated
- Eric E. McClain
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Staggered compact row on same land
- Patent number 7,779,936
- Issue date Aug 24, 2010
- Baker Hughes Incorporated
- Floyd C. Felderhoff
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SELF-ADJUSTING EARTH-BORING TOOLS AND RELATED SYSTEMS AND METHODS O...
- Publication number 20190106944
- Publication date Apr 11, 2019
- BAKER HUGHES, A GE COMPANY, LLC
- Robert M. Welch
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS
- Publication number 20140223833
- Publication date Aug 14, 2014
- BAKER HUGHES INCORPORATED
- Robert M. Welch
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS
- Publication number 20100089649
- Publication date Apr 15, 2010
- BAKER HUGHES INCORPORATED
- Robert M. WELCH
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS
- Publication number 20100089658
- Publication date Apr 15, 2010
- BAKER HUGHES INCORPORATED
- Robert M. WELCH
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS
- Publication number 20100089661
- Publication date Apr 15, 2010
- BAKER HUGHES INCORPORATED
- Robert M. WELCH
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS
- Publication number 20100089664
- Publication date Apr 15, 2010
- BAKER HUGHES INCORPORATED
- Robert M. WELCH
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Staggered Compact Row on Same Land
- Publication number 20100071963
- Publication date Mar 25, 2010
- BAKER HUGHES INCORPORATED
- Floyd C. Felderhoff
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BITS AND TOOLS FOR SUBTERRANEAN DRILLING
- Publication number 20090107730
- Publication date Apr 30, 2009
- James C. Green
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-Layer Encapsulation of Diamond Grit for Use in Earth-Boring Bits
- Publication number 20080202821
- Publication date Aug 28, 2008
- Eric E. McClain
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ROTARY DRAG BIT WITH INCREASED BACK RAKE ANGLE GAUGE CUTTER
- Publication number 20080190670
- Publication date Aug 14, 2008
- BAKER HUGHES INCORPORATED
- Robert M. Welch
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS FOR APPLYING WEAR-RESISTANT MATERIAL TO EXTERIOR SURFACES O...
- Publication number 20080083568
- Publication date Apr 10, 2008
- James L. Overstreet
- E21 - EARTH DRILLING MINING

Robert M. Welch

Person

Patents Grantslast 30 patents

Drill bit with continuously sharp edge cutting elements

Drill bit with continuously sharp edge cutting elements

Methods for applying wear-resistant material to exterior surfaces o...

Drill bit with continuously sharp edge cutting elements

Drill bits and tools for subterranean drilling

Multi-layer encapsulation of diamond grit for use in earth-boring bits

Staggered compact row on same land

Patents Applicationslast 30 patents

SELF-ADJUSTING EARTH-BORING TOOLS AND RELATED SYSTEMS AND METHODS O...

DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS

DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS

DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS

DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS

DRILL BIT WITH CONTINUOUSLY SHARP EDGE CUTTING ELEMENTS

Staggered Compact Row on Same Land

DRILL BITS AND TOOLS FOR SUBTERRANEAN DRILLING

Multi-Layer Encapsulation of Diamond Grit for Use in Earth-Boring Bits

ROTARY DRAG BIT WITH INCREASED BACK RAKE ANGLE GAUGE CUTTER

METHODS FOR APPLYING WEAR-RESISTANT MATERIAL TO EXTERIOR SURFACES O...