John C Welch

Inventor

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Details

Work History

Patent OwnerApplications FiledYear
Tour Gear Limited
1
1
1
1995
1997
1999
BAKER HUGHES INCORPORATED
1
1
4
2
1
3
2
4
1999
2010
2011
2012
2013
2014
2015
2016
HALLIBURTON ENERGY SERVICES, INC.
2
2
2005
2006

Inventor Addresses

AddressDuration
Altamonte Springs, FLJul 28, 98 - Jul 28, 98
Rochester Hills, MIJun 30, 98 - Jun 12, 01
Spring, TXFeb 27, 01 - Sep 06, 07
Spring, TX, USAug 17, 10 - Feb 02, 21

Technology Profile

Technology Matters
B01D: SEPARATION 1
B05D: PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 1
B22F: WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 5

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
109070892021Treatment fluids for a subterranean formation0
108516112020Hybrid disintegrable articles0
108073552020Additive manufacturing of functionally gradient degradable tools5
103521332019High temperature hydrophobic chemical resistant coating for downhole applications0
103358552019Additive manufacturing of functionally gradient degradable tools5

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