Inventor
DAVIS STEVEN S
35 patents
⚠️ This page may combine multiple inventors who share the name “DAVIS STEVEN S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ENVIROTECH CORP
16 patentsUS4159951AJul 3, 1979
Sector assembly
ENVIROTECH CORP34 citations92
US4008158AFeb 15, 1977
Dewatering machine
ENVIROTECH CORP30 citations82
US4697511AOct 6, 1987
Composite roll covering for expressing machines
ENVIROTECH CORP20 citations80
US5106499AApr 21, 1992
Apparatus for shifting filter plates in a filter press
ENVIROTECH CORP7 citations74
US4806239AFeb 21, 1989
Apparatus for shifting filter plates in a filter press
ENVIROTECH CORP20 citations74
US4710293ADec 1, 1987
Filter cloth cake removal device
ENVIROTECH CORP12 citations74
US4246669AJan 27, 1981
Dual belt pulp washer
ENVIROTECH CORP8 citations74
US4072611AFeb 7, 1978
Belt dewrinkling and alignment method and apparatus
ENVIROTECH CORP17 citations74
US3992298ANov 16, 1976
Dewatering machine
ENVIROTECH CORP17 citations74
US4152267AMay 1, 1979
Rotary disc vacuum filter
ENVIROTECH CORP15 citations71
US5006241AApr 9, 1991
Apparatus for shifting filter plates in a filter press
ENVIROTECH CORP4 citations63
US4324116AApr 13, 1982
Twin belt vacuum washer
ENVIROTECH CORP6 citations63
US4293411AOct 6, 1981
Steam seal for disc filter
ENVIROTECH CORP7 citations63
US4134835AJan 16, 1979
Steam injection assembly for disc filter
ENVIROTECH CORP6 citations54
US5064532ANov 12, 1991
Apparatus for shifting filter plates in a filter press
ENVIROTECH CORP0 citations52
US4160297AJul 10, 1979
Pulp washer
ENVIROTECH CORP1 citations52
BAKER HUGHES INC
5 patentsUS5139664AAug 18, 1992
Plate and cell holder
BAKER HUGHES INC9 citations74
US4964986AOct 23, 1990
Membrane filter plate
BAKER HUGHES INC10 citations74
US4911839AMar 27, 1990
Membrane filter plate
BAKER HUGHES INC8 citations74
US4882049ANov 21, 1989
Apparatus for shifting and washing filter plates in a filter press
BAKER HUGHES INC10 citations74
US5037540AAug 6, 1991
Plate and cell holder
BAKER HUGHES INC3 citations63