P

Inventor

SPERONELLO BARRY K

US42 patents
⚠️ This page may combine multiple inventors who share the name “SPERONELLO BARRY K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ENGELHARD CORP

29 patents
US6238643B1May 29, 2001

Method and device for the production of an aqueous solution containing chlorine dioxide

ENGELHARD CORP150 citations99
US5516497AMay 14, 1996

Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same

ENGELHARD CORP289 citations99
US5024981AJun 18, 1991

Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same

ENGELHARD CORP138 citations99
US6699404B2Mar 2, 2004

Massive bodies containing free halogen source for producing highly converted solutions of chlorine dioxide

ENGELHARD CORP82 citations98
US6432322B1Aug 13, 2002

Massive bodies for producing highly converted solutions of chlorine dioxde

ENGELHARD CORP81 citations98
US6077495AJun 20, 2000

Method, composition and system for the controlled release of chlorine dioxide gas

ENGELHARD CORP123 citations98
US4493902AJan 15, 1985

Fluid catalytic cracking catalyst comprising microspheres containing more than about 40 percent by weight Y-faujasite and methods for making

ENGELHARD CORP159 citations98
US6294108B1Sep 25, 2001

Composition for the controlled release of chlorine dioxide gas

ENGELHARD CORP86 citations97
US7182883B2Feb 27, 2007

Massive bodies containing free halogen source for producing highly converted solutions of chlorine dioxide

ENGELHARD CORP46 citations96
US6676850B2Jan 13, 2004

Method, composition and system for the controlled release of chlorine dioxide gas

ENGELHARD CORP39 citations96
US5974810ANov 2, 1999

Method and composition for preventing odors in ice

ENGELHARD CORP63 citations96
US5849256ADec 15, 1998

Method for oxidizing carbon monoxide in a gas stream containing oxidizable sulphur compounds

ENGELHARD CORP46 citations96
US4628042ADec 9, 1986

Porous mullite

ENGELHARD CORP60 citations96
US6162524ADec 19, 2000

Process for recovering catalyst

ENGELHARD CORP57 citations95
US5145825ASep 8, 1992

Oxidation catalyst resistant to sulfation

ENGELHARD CORP106 citations95
US6022826AFeb 8, 2000

Composition for oxidizing carbon monoxide in the presence of sulfur compounds with reduced formation of SO3 from SO2

ENGELHARD CORP19 citations93
US4965233AOct 23, 1990

Novel zeolite fluid cracking catalysts and preparation thereof from mixtures of calcined clay

ENGELHARD CORP29 citations93
US4601997AJul 22, 1986

Porous mullite

ENGELHARD CORP38 citations93
US7150854B2Dec 19, 2006

Device for generating aqueous chlorine dioxide solutions

ENGELHARD CORP19 citations92
US5196172AMar 23, 1993

Apparatus for the fluid catalytic cracking of hydrocarbon feed employing a separable mixture of catalyst and sorbent particles

ENGELHARD CORP30 citations90
US5059302AOct 22, 1991

Method and apparatus for the fluid catalytic cracking of hydrocarbon feed employing a separable mixture of catalyst and sorbent particles

ENGELHARD CORP33 citations90
US4608357AAug 26, 1986

Catalytic cracking with mullite composition promoted combustion of carbon monoxide

ENGELHARD CORP44 citations90
US5071539ADec 10, 1991

FCC catalysts of increased effective heat capacity

ENGELHARD CORP33 citations87
US7160484B2Jan 9, 2007

Method and device for the production of an aqueous solution containing chlorine dioxide

ENGELHARD CORP15 citations84
US4606813AAug 19, 1986

Fluid catalytic cracking catalyst for cracking sulfur containing petroleum feedstocks and a process for using it

ENGELHARD CORP22 citations82
US4699893AOct 13, 1987

Fluid cracking catalyst and method of making same from waste catalyst manufacture fines

ENGELHARD CORP21 citations79
US4790929ADec 13, 1988

Hydrotreating process using porous mullite

ENGELHARD CORP7 citations74
US4581340AApr 8, 1986

Fluid cracking catalyst and method of making same from waste catalyst manufacture fines

ENGELHARD CORP13 citations71
US4520119AMay 28, 1985

Cracking catalyst and manufacture thereof

ENGELHARD CORP4 citations57

BASF CATALYSTS LLC

5 patents

SPERONELLO BARRY K

3 patents

(unassigned)

1 patent

GARCIA-MARTINEZ JAVIER

1 patent

ENGELHARD MIN & CHEM

1 patent

RIVE TECH INC

1 patent

BASF CORP

1 patent