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Kimmo Strengell
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Espoo, FI
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Patents Grants
last 30 patents
Information
Patent Grant
Method for increasing the strength properties of a paper or board p...
Patent number
11,214,927
Issue date
Jan 4, 2022
Kemira Oyj
Mikko Virtanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for manufacture of paper, board or the like and use of the c...
Patent number
10,787,768
Issue date
Sep 29, 2020
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Polymer product in particle form and its use
Patent number
10,590,604
Issue date
Mar 17, 2020
Kemira Oyj
Asko Karppi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for making of paper, tissue, board or the like
Patent number
9,279,217
Issue date
Mar 8, 2016
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for manufacturing of paper
Patent number
8,052,841
Issue date
Nov 8, 2011
Kemira Oyj
Jonni Ahlgren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for production of paper
Patent number
6,712,934
Issue date
Mar 30, 2004
Kemira Chemicals OY
Jonni Ahlgren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITION AND METHOD FOR MANUFACTURE OF PAPER, BOARD OR THE LIKE
Publication number
20230122111
Publication date
Apr 20, 2023
KEMIRA OYJ
Kimmo Strengell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR INCREASING THE STRENGTH PROPERTIES OF A PAPER OR BOARD P...
Publication number
20200080264
Publication date
Mar 12, 2020
KEMIRA OYJ
Mikko VIRTANEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for manufacture of paper, board or the like and use of the c...
Publication number
20190218717
Publication date
Jul 18, 2019
KEMIRA OYJ
Matti HIETANIEMI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Polymer product in particle form and its use
Publication number
20180016746
Publication date
Jan 18, 2018
KEMIRA OYJ
Asko Karppi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR MAKING OF PAPER, TISSUE, BOARD OR THE LIKE
Publication number
20150041092
Publication date
Feb 12, 2015
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Process for Manufacturing of Paper
Publication number
20080035293
Publication date
Feb 14, 2008
KEMIRA OYJ
Jonni Ahlgren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for production of paper
Publication number
20030079848
Publication date
May 1, 2003
Jonni Ahlgren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE