P

Inventor

ENGDAHL HOLGER

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

ENSO GUTZEIT OY

5 patents
US4243533AJan 6, 1981

Filters with filtrate chamber overflow partitions having plural outlets

ENSO GUTZEIT OY29 citations88
US4264445AApr 28, 1981

Pressurized filter

ENSO GUTZEIT OY22 citations77
US4762590AAug 9, 1988

Causticizing process

ENSO GUTZEIT OY12 citations72
US4627888ADec 9, 1986

Causticizing method

ENSO GUTZEIT OY8 citations72
US4687583AAug 18, 1987

Procedure for filtering lime sludge meant to be regenerated to lime

ENSO GUTZEIT OY4 citations55

AHLSTROM MACHINERY OY

3 patents
US5620596AApr 15, 1997

Falling film cross filtration apparatus

AHLSTROM MACHINERY OY22 citations89
US5618443AApr 8, 1997

Clarification of green liquor by falling film cross-flow filtration

AHLSTROM MACHINERY OY12 citations70
US5788813AAug 4, 1998

Clarifying and/or filtering of green liquor and an apparatus therefore

AHLSTROM MACHINERY OY12 citations65

ANDRITZ OY

1 patent
US8002994B2Aug 23, 2011

Method and apparatus for thickening lime mud in a disc filter

ANDRITZ OY13 citations74

AHLSTROEM OY

1 patent
US5735331AApr 7, 1998

Method and apparatus for regulating the temperature in a chemical melt dissolving tank

AHLSTROEM OY7 citations68