Inventor
PFEFFERLE WILLIAM C
US83 patents
⚠️ This page may combine multiple inventors who share the name “PFEFFERLE WILLIAM C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRECISION COMBUSTION INC
25 patentsUS7874350B2Jan 25, 2011
Reducing the energy requirements for the production of heavy oil
PRECISION COMBUSTION INC78 citations98
US7765810B2Aug 3, 2010
Method for obtaining ultra-low NOx emissions from gas turbines operating at high turbine inlet temperatures
PRECISION COMBUSTION INC83 citations98
US7343971B2Mar 18, 2008
Method for natural gas production
PRECISION COMBUSTION INC67 citations98
US6394791B2May 28, 2002
Method and apparatus for a fuel-rich catalytic reactor
PRECISION COMBUSTION INC90 citations97
US6973968B2Dec 13, 2005
Method of natural gas production
PRECISION COMBUSTION INC53 citations96
US6358040B1Mar 19, 2002
Method and apparatus for a fuel-rich catalytic reactor
PRECISION COMBUSTION INC128 citations96
US6156444ADec 5, 2000
Structure for and method of manufacturing aerodynamic expanded metal
PRECISION COMBUSTION INC61 citations96
US6752623B2Jun 22, 2004
Method and apparatus for a fuel-rich catalytic reactor
PRECISION COMBUSTION INC42 citations95
US6174159B1Jan 16, 2001
Method and apparatus for a catalytic firebox reactor
PRECISION COMBUSTION INC100 citations95
US5636511AJun 10, 1997
Torch assembly
PRECISION COMBUSTION INC85 citations94
US7550644B2Jun 23, 2009
Isobutane alkylation
PRECISION COMBUSTION INC32 citations93
US7513306B2Apr 7, 2009
Method for natural gas production
PRECISION COMBUSTION INC23 citations93
US6328936B1Dec 11, 2001
Catalytic reactor for promoting a chemical reaction on a fluid passing therethrough
PRECISION COMBUSTION INC36 citations93
US5720163AFeb 24, 1998
Torch assembly
PRECISION COMBUSTION INC37 citations92
US5634784AJun 3, 1997
Catalytic method
PRECISION COMBUSTION INC36 citations92
US5531066AJul 2, 1996
Fuel injector and igniter assembly
PRECISION COMBUSTION INC19 citations92
US6272863B1Aug 14, 2001
Premixed combustion method background of the invention
PRECISION COMBUSTION INC26 citations91
US6748745B2Jun 15, 2004
Main burner, method and apparatus
PRECISION COMBUSTION INC28 citations88
US5791308AAug 11, 1998
Plug assembly
PRECISION COMBUSTION INC33 citations88
US6514472B2Feb 4, 2003
Method for operation of a catalytic reactor
PRECISION COMBUSTION INC23 citations86
US7665525B2Feb 23, 2010
Reducing the energy requirements for the production of heavy oil
PRECISION COMBUSTION INC11 citations84
US7581587B2Sep 1, 2009
Method for in-situ combustion of in-place oils
PRECISION COMBUSTION INC15 citations84
US6358879B1Mar 19, 2002
Premixed combustion method
PRECISION COMBUSTION INC14 citations82
US5958347ASep 28, 1999
Pre-converter mounting device
PRECISION COMBUSTION INC8 citations74
US5893039AApr 6, 1999
Catalytic method
PRECISION COMBUSTION INC8 citations74
PFEFFERLE WILLIAM C
10 patentsUS5051241ASep 24, 1991
Microlith catalytic reaction system
PFEFFERLE WILLIAM C118 citations97
US4864811ASep 12, 1989
Method for destroying hazardous organics
PFEFFERLE WILLIAM C67 citations96
US5234882AAug 10, 1993
Catalyst and preparation thereof
PFEFFERLE WILLIAM C22 citations93
US5146881ASep 15, 1992
Method of operating I.C. engines and apparatus thereof
PFEFFERLE WILLIAM C43 citations93
US4896636AJan 30, 1990
Method of operating I. C. engines and apparatus thereof
PFEFFERLE WILLIAM C38 citations93
US4819595AApr 11, 1989
Method of operating catalytic ignition cyclic engines
PFEFFERLE WILLIAM C27 citations93
US8603407B2Dec 10, 2013
Catalytic isobutane alkylation
PFEFFERLE WILLIAM C6 citations84
US5342591AAug 30, 1994
Catalytic method
PFEFFERLE WILLIAM C14 citations82
US4918915AApr 24, 1990
Method for clean incineration of wastes
PFEFFERLE WILLIAM C20 citations82
US4341662AJul 27, 1982
Method of catalytically coating low porosity ceramic surfaces
PFEFFERLE WILLIAM C23 citations82
ENGELHARD MIN & CHEM
8 patentsUS3975900AAug 24, 1976
Method and apparatus for turbine system combustor temperature
ENGELHARD MIN & CHEM132 citations96
US4065917AJan 3, 1978
Method of starting a combustion system utilizing a catalyst
ENGELHARD MIN & CHEM44 citations93
US4019316AApr 26, 1977
Method of starting a combustion system utilizing a catalyst
ENGELHARD MIN & CHEM37 citations93
US3940923AMar 2, 1976
Method of operating catalytically supported thermal combustion system
ENGELHARD MIN & CHEM52 citations93
US4239499ADec 16, 1980
Production of a fuel gas and synthetic natural gas from methanol
ENGELHARD MIN & CHEM24 citations82
US4094142AJun 13, 1978
Turbine system method and apparatus
ENGELHARD MIN & CHEM30 citations82
US4011839AMar 15, 1977
Method and apparatus for promoting combustion in an internal combustion engine using a catalyst
ENGELHARD MIN & CHEM26 citations82
US3982879ASep 28, 1976
Furnace apparatus and method
ENGELHARD MIN & CHEM27 citations82
(unassigned)
2 patentsENGELHARD CORP
1 patentWILLIAMS RES CORP
1 patentROYCHOUDHURY SUBIR
1 patentUS ENVIRONMENT
1 patentUSA
1 patentShowing the top 50 of 83 patents by PatentIndex Score.