Inventor
GREENWOOD BRIAN F
US24 patents
⚠️ This page may combine multiple inventors who share the name “GREENWOOD BRIAN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAMYR INC
12 patentsUS5338366AAug 16, 1994
Acid pre-hydrolysis reactor system
KAMYR INC93 citations94
US5236554AAug 17, 1993
Digester having plural screens with means for controlling liquid injection and withdrawal
KAMYR INC24 citations92
US5380402AJan 10, 1995
Reducing pulp mill liquid discharge
KAMYR INC27 citations90
US5131980AJul 21, 1992
Hydrocyclone removal of sticky contaminants during paper recycling
KAMYR INC44 citations89
US5069751ADec 3, 1991
Hydrocyclone deinking of paper during recycling
KAMYR INC37 citations89
US4543181ASep 24, 1985
Medium consistency flat disk pressure screen
KAMYR INC18 citations74
US5411633AMay 2, 1995
Medium consistency pulp ozone bleaching
KAMYR INC18 citations72
US5374333ADec 20, 1994
Method for minimizing pulp mill effluents
KAMYR INC15 citations71
US5458738AOct 17, 1995
Clarifying suspended solids from liquid process streams
KAMYR INC17 citations70
US5173177ADec 22, 1992
Anti-plugging adjustable orifice for gas sparged hydrocyclone
KAMYR INC13 citations68
US5411634AMay 2, 1995
Medium consistency ozone bleaching
KAMYR INC2 citations59
US5258100ANov 2, 1993
Minimizing gas separation in a mixer outlet
KAMYR INC6 citations59
AHLSTROM MACHINERY INC
3 patentsUS6120647ASep 19, 2000
Simplified liquid removal system for a cellulose pulp digester
AHLSTROM MACHINERY INC7 citations74
US5567279AOct 22, 1996
Variable stage pressure diffuser
AHLSTROM MACHINERY INC12 citations71
US5547543AAug 20, 1996
Apparatus for minimizing effluent discharges and recovering chemicals in a pulp mill
AHLSTROM MACHINERY INC10 citations70