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KEMIRA CHEMICALS OY

Overview
  • Total Patents
    308
About

KEMIRA CHEMICALS OY has a total of 308 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Finland, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets textiles and paper, materials and metallurgy and basic materials chemistry are EKA NOBEL AB, SICHUAN QIANWEI FENGSHENG PAPER LLC and BUCKMAN LAB INT INC.

Patent filings per year

Chart showing KEMIRA CHEMICALS OYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Paren Aarto 79
#2 Renvall Ilkka 55
#3 Aksela Reijo 49
#4 Jokinen Simo 37
#5 Jaekaerae Jukka 32
#6 Aitta Eero 28
#7 Patola Juha 19
#8 Weckman Anders 18
#9 Hukkanen Pentti 18
#10 Saari Kari 18

Latest patents

Publication Filing date Title
ZA200400037B Method for manufacturing a multilayered pulp product comprising a charge between layers.
WO03002318A1 Wood treatment solution and process for improving the preservation of wood
FI20012508A0 Improved board manufacturing process
BR0117070A A method of making a multilayer pulp product comprising a interlayer loading and said product
FI20010706A0 Process for the preparation of peracetic acid
FI20010705A0 Process for the preparation of stable peracetic acid product
FI109991B Method for removing nitrate from waste water
FI20010651A0 Recovery of ammoniacal nitrogen from waste water
FI20010641A0 Hydration of a working solution in a hydrogen in a hydrogen peroxide production process
FI20010164A0 Process for preparing sodium percarbonate granules with improved stability
FI20000892A0 Method for the separation and recovery of a catalyst in a catalytic process and method for the manufacture of kelatering agents
FI20000867A0 Process for producing chlorine dioxide by using several reducing agents together
FI20000562A0 Hygiene of property-specific residential wastewater
FI20000511A0 Regeneration of the working solution in the hydrogen peroxide production process
FI20000474A0 Monitoring of paper mill circulation water status
FI20000475A0 Solid formic acid product
FI19992598A Procedure for making paper
FI991365A0 Bleach activator and method for operating the activator
FI991366A0 Process for processing mechanical masses
EP1086042A1 Stabilized sodium carbonate peroxyhydrate