Inventor · disambiguated record
Brian F. Greenwood
Also filed as: GREENWOOD BRIAN · GREENWOOD BRIAN F · JIANG JIAN
29 granted patents·5 pending applications·519 citations·filing 1982–2012
97Inventor score
Top patents by PatentIndex Score
34 records- 0190US5865948AMethod for steaming comminuted cellulosic fibrous material during continuous solvent pulpingALCELL TECH INC·Filed 1995·Granted Feb 2, 1999·47 cites·8 claims
- 0290US5681427AApparatus for treating pulp produced by solvent pulpingALCELL TECH INC·Filed 1995·Granted Oct 28, 1997·47 cites·5 claims
- 0389US5338366AAcid pre-hydrolysis reactor systemKAMYR INC·Filed 1993·Granted Aug 16, 1994·93 cites·29 claims
- 0488US5131980AHydrocyclone removal of sticky contaminants during paper recyclingKAMYR INC·Filed 1990·Granted Jul 21, 1992·44 cites·19 claims
- 0579US5380402AReducing pulp mill liquid dischargeKAMYR INC·Filed 1992·Granted Jan 10, 1995·27 cites·22 claims
- 0677US6277240B1Method for continuously pulping cellulosic fibrous materialANDRITZ AHLSTROM INC·Filed 1998·Granted Aug 21, 2001·19 cites·18 claims
- 0777US5236554ADigester having plural screens with means for controlling liquid injection and withdrawalKAMYR INC·Filed 1991·Granted Aug 17, 1993·24 cites·10 claims
- 0875US5069751AHydrocyclone deinking of paper during recyclingKAMYR INC·Filed 1990·Granted Dec 3, 1991·37 cites·16 claims
- 0971US7105076B2Gas phase continuous digester having an inverted top separator with liquor injectionANDRITZ INC·Filed 2002·Granted Sep 12, 2006·4 cites·22 claims
- 1068US5411633AMedium consistency pulp ozone bleachingKAMYR INC·Filed 1991·Granted May 2, 1995·18 cites·6 claims
- 1167US9371612B2Method and apparatus to produce pulp using pre-hydrolysis and Kraft cookingLEAVITT AARON·Filed 2012·Granted Jun 21, 2016·3 cites·25 claims
- 1267US5374333AMethod for minimizing pulp mill effluentsKAMYR INC·Filed 1992·Granted Dec 20, 1994·15 cites·38 claims
- 1365US5458738AClarifying suspended solids from liquid process streamsKAMYR INC·Filed 1993·Granted Oct 17, 1995·17 cites·20 claims
- 1462US8916023B2Vapor phase hydrolysis vessel and methods related theretoGREENWOOD BRIAN F·Filed 2012·Granted Dec 23, 2014·1 cites·14 claims
- 1561US5518583AZero discharge mill distillation, salt recovery, and water managementAHLSTROEM OY·Filed 1993·Granted May 21, 1996·12 cites·17 claims
- 1660US7455749B2Gas phase continuous digester having an inverted top separator with liquor injectionANDRITZ INC·Filed 2006·Granted Nov 25, 2008·0 cites·20 claims
- 1759US4543181AMedium consistency flat disk pressure screenKAMYR INC·Filed 1982·Granted Sep 24, 1985·18 cites·12 claims
- 1856US5266159AMass flow measurement, preferably for controlling chip feed to a digesterKAMYR INC·Filed 1991·Granted Nov 30, 1993·16 cites·8 claims
- 1955US5173177AAnti-plugging adjustable orifice for gas sparged hydrocycloneKAMYR INC·Filed 1991·Granted Dec 22, 1992·13 cites·6 claims
- 2054US5567279AVariable stage pressure diffuserAHLSTROM MACHINERY INC·Filed 1991·Granted Oct 22, 1996·12 cites·21 claims
- 2153US6120647ASimplified liquid removal system for a cellulose pulp digesterAHLSTROM MACHINERY INC·Filed 1998·Granted Sep 19, 2000·7 cites·21 claims
- 2248US5547543AApparatus for minimizing effluent discharges and recovering chemicals in a pulp millAHLSTROM MACHINERY INC·Filed 1994·Granted Aug 20, 1996·10 cites·14 claims
- 2348US2004060673A1Solvent pulping of biomassANDRITZ INC·Filed 2003·Application pending·0 cites
- 2448US2001023748A1Method and apparatus for continuously pulping cellulosic fibrous materialANDRITZ AHLSTROM INC·Filed 2001·Application pending·0 cites
- 2547US5549788AMinimal effluents discharge pulp mill with chemical recoveryAHLSTROEM OY·Filed 1993·Granted Aug 27, 1996·9 cites·2 claims
- 2646US5328564AModified digestion of paper pulp followed by ozone bleachingKAMYR INC·Filed 1992·Granted Jul 12, 1994·10 cites·12 claims
- 2744US2013105295A1System for the torrefaction of lignocellulosic materialEYER ANDREW·Filed 2012·Application pending·0 cites
- 2842US2013075244A1Method and system for the torrefaction of lignocellulosic materialEYER ANDREW·Filed 2012·Application pending·0 cites
- 2942US2013098751A1Method for the torrefaction of lignocellulosic materialEYER ANDREW·Filed 2012·Application pending·0 cites
- 3036US5607545AOzone bleaching process utilizing a fluidizing mixer and super-atmospheric pressureAHLSTROEM OY·Filed 1992·Granted Mar 4, 1997·5 cites·19 claims
- 3133US5258100AMinimizing gas separation in a mixer outletKAMYR INC·Filed 1992·Granted Nov 2, 1993·6 cites·12 claims
- 3232US5411634AMedium consistency ozone bleachingKAMYR INC·Filed 1991·Granted May 2, 1995·2 cites·16 claims
- 3332US5183536AAtmospheric diffuser improved lower screens backflushingKAMYR INC·Filed 1992·Granted Feb 2, 1993·2 cites·10 claims
- 3428US5116476AAtmospheric diffuser improved lower screens backflushingKAMYR INC·Filed 1990·Granted May 26, 1992·1 cites·15 claims
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