Inventor
LUTHRA KRISHAN LAL
US43 patents
⚠️ This page may combine multiple inventors who share the name “LUTHRA KRISHAN LAL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
39 patentsUS6299988B1Oct 9, 2001
Ceramic with preferential oxygen reactive layer
GEN ELECTRIC120 citations99
US6517341B1Feb 11, 2003
Method to prevent recession loss of silica and silicon-containing materials in combustion gas environments
GEN ELECTRIC238 citations98
US6387456B1May 14, 2002
Silicon based substrate with environmental/thermal barrier layer
GEN ELECTRIC286 citations98
US6410148B1Jun 25, 2002
Silicon based substrate with environmental/ thermal barrier layer
GEN ELECTRIC121 citations97
US6296941B1Oct 2, 2001
Silicon based substrate with yttrium silicate environmental/thermal barrier layer
GEN ELECTRIC97 citations97
US7595114B2Sep 29, 2009
Environmental barrier coating for a component and method for fabricating the same
GEN ELECTRIC46 citations96
US6347446B1Feb 19, 2002
Method of making silicon carbide-silicon composite having improved oxidation resistance
GEN ELECTRIC44 citations96
US5962103AOct 5, 1999
Silicon carbide-silicon composite having improved oxidation resistance and method of making
GEN ELECTRIC86 citations96
US5952100ASep 14, 1999
Silicon-doped boron nitride coated fibers in silicon melt infiltrated composites
GEN ELECTRIC55 citations96
US6820334B2Nov 23, 2004
Method for repairing articles of ceramic composites
GEN ELECTRIC68 citations95
US6284325B1Sep 4, 2001
Silicon based substrate with calcium aluminosilicate/thermal barrier layer
GEN ELECTRIC51 citations95
US6844075B1Jan 18, 2005
Environmental barrier coating
GEN ELECTRIC54 citations94
US6630200B2Oct 7, 2003
Method of making a ceramic with preferential oxygen reactive layer
GEN ELECTRIC27 citations93
US7968217B2Jun 28, 2011
Articles for high temperature service and methods for their manufacture
GEN ELECTRIC29 citations92
US6365233B1Apr 2, 2002
Silicon-doped boron nitride coated fibers in silicon melt infiltrated composites
GEN ELECTRIC19 citations92
US6296942B1Oct 2, 2001
Silicon based substrate with calcium aluminosilicate environmental/thermal barrier layer
GEN ELECTRIC36 citations92
US6110527AAug 29, 2000
Silicon carbide composite with metal nitride coated fiber reinforcement
GEN ELECTRIC23 citations90
US6074750AJun 13, 2000
Silicon carbide composite with metal nitride coated fiber reinforcement
GEN ELECTRIC23 citations90
US11072565B2Jul 27, 2021
Ceramic matrix composite structures with controlled microstructures fabricated using chemical vapor infiltration (CVI)
GEN ELECTRIC16 citations85
US10280760B2May 7, 2019
Turbine engine assembly and method of assembling the same
GEN ELECTRIC8 citations84
US10094236B2Oct 9, 2018
Recession resistant ceramic matrix composites and environmental barrier coatings
GEN ELECTRIC8 citations84
US9850174B2Dec 26, 2017
Ceramic matrix composites having monomodal pore size distribution and low fiber volume fraction
GEN ELECTRIC6 citations84
US7910172B2Mar 22, 2011
Method for fabricating a component having an environmental barrier coating
GEN ELECTRIC9 citations84
US6969555B2Nov 29, 2005
Aluminate coating for a silicon containing substrate
GEN ELECTRIC16 citations82
US10584070B2Mar 10, 2020
Ceramic matrix composites having monomodal pore size distribution and low fiber volume fraction
GEN ELECTRIC4 citations73
US9341412B2May 17, 2016
Methods and systems for reducing silica recession in silicon-containing materials
GEN ELECTRIC4 citations73
US10618848B2Apr 14, 2020
Ceramic matrix composites made by chemical vapor infiltration and methods of manufacture thereof
GEN ELECTRIC3 citations72
US10822998B2Nov 3, 2020
High temperature tolerant ceramic matrix composites and environmental barrier coatings
GEN ELECTRIC5 citations71
US10371064B2Aug 6, 2019
Method and system to increase gas turbine engine durability
GEN ELECTRIC1 citations63
US12196108B2Jan 14, 2025
Article for high temperature service
GEN ELECTRIC0 citations62
US12054432B2Aug 6, 2024
Ceramic matrix composite structures with controlled microstructures fabricated using chemical vapor infiltration (CVI)
GEN ELECTRIC0 citations62
US11655194B2May 23, 2023
Ceramic composites with an intermediate layer having a carbon sink material for high temperature applications
GEN ELECTRIC0 citations62
US11479515B2Oct 25, 2022
EBC with mullite bondcoat that includes an oxygen getter phase
GEN ELECTRIC1 citations62
US10954168B2Mar 23, 2021
Ceramic matrix composite articles and methods for forming same
GEN ELECTRIC0 citations62
US10927046B2Feb 23, 2021
EBC with mullite bondcoat having a non-oxide silicon ceramic
GEN ELECTRIC0 citations62
US10093586B2Oct 9, 2018
Ceramic matrix composite articles and methods for forming same
GEN ELECTRIC1 citations62
US6974619B2Dec 13, 2005
Hierarchical materials
GEN ELECTRIC3 citations62
US12358845B2Jul 15, 2025
Consumable coatings and methods of protecting a high temperature component from dust deposits
GEN ELECTRIC0 citations56
US11066339B2Jul 20, 2021
Article for high temperature service
GEN ELECTRIC0 citations52