Inventor
PIKKA OLAVI
FI21 patents
⚠️ This page may combine multiple inventors who share the name “PIKKA OLAVI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AHLSTROEM OY
7 patentsUS4971658ANov 20, 1990
Method of intensifying the washing of a fiber suspension
AHLSTROEM OY44 citations90
US5112444AMay 12, 1992
Method for treating pulp
AHLSTROEM OY18 citations82
US5147504ASep 15, 1992
Apparatus for treating pulp in a pressurized state
AHLSTROEM OY10 citations73
US5219472AJun 15, 1993
Method of treating a fiber suspension
AHLSTROEM OY17 citations72
US5571384ANov 5, 1996
Method and arrangement for the treatment of a fiber suspension
AHLSTROEM OY3 citations59
US5470432ANov 28, 1995
Method and arrangement for the treatment of a fiber suspension
AHLSTROEM OY3 citations59
US5156750AOct 20, 1992
Method and apparatus for thickening a fiber suspension and removing fine particles therefrom
AHLSTROEM OY6 citations59
ANDRITZ OY
6 patentsUS6514380B1Feb 4, 2003
Treatment of chemical pulp
ANDRITZ OY44 citations91
US6736934B1May 18, 2004
Method of pretreating pulp in an acid tower prior to bleaching with peroxide
ANDRITZ OY12 citations73
US6767432B1Jul 27, 2004
Apparatus for the thickening of fiber suspensions
ANDRITZ OY9 citations71
US6733625B2May 11, 2004
Method and apparatus for treating pulp
ANDRITZ OY9 citations69
US6582601B1Jun 24, 2003
Method and apparatus for separating soap
ANDRITZ OY5 citations56
US8052839B2Nov 8, 2011
Apparatus and method for washing pulps
ANDRITZ OY0 citations39
VEHMAA JANNE
4 patentsUS8632656B2Jan 21, 2014
Method for treating liquid flows at a chemical pulp mill
VEHMAA JANNE5 citations70
US8632655B2Jan 21, 2014
Method in connection with the washing of pulp at a chemical pulp mill
VEHMAA JANNE4 citations70
US8815053B2Aug 26, 2014
Method of treating liquid flows at a chemical pulp mill
VEHMAA JANNE0 citations49
US8632657B2Jan 21, 2014
Method for treating liquid flows at a chemical pulp mill
VEHMAA JANNE0 citations38