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EKA NOBEL AB

Overview
  • Total Patents
    1,005
About

EKA NOBEL AB has a total of 1,005 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Sweden, United States and Canada. Its main competitors in its focus markets textiles and paper, materials and metallurgy and chemical engineering are GUANGXI APP PAPER CO LTD, ASIA SYMBOL SHANDONG PULP AND PAPER CO LTD and DORSET IND CHEMICALS LTD.

Patent filings per year

Chart showing EKA NOBEL ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Basta Jiri 69
#2 Johansson Hans Erik 67
#3 Landfors Johan 61
#4 Lindgren Erik 52
#5 Sundblad Birgitta 45
#6 Andersson Lennart 41
#7 Norell Maria 41
#8 Holtinger Lillemor 40
#9 Linsten Magnus 37
#10 Johansson Hans 35

Latest patents

Publication Filing date Title
US6007678A Process for delignification of lignocellulose-containing pulp with an organic peracid or salts thereof
US6398908B1 Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
US6585950B1 Method of producing chlorine dioxide
AU5784396A A process for the production of paper
AU5784196A Sizing dispersions
US5653861A Electrochemical process
NZ286303A Production of pulp in which green liquor is electrolysed to oxidise at least part of the sulphide content
AU4192496A Sizing dispersions
AU3841995A A method of determining the organic content in pulp and paper mill effluents
WO9611299A1 A method for treating acid and alkaline waste streams from a bleach plant separately
ZA9508236B A process for treatment of effluents from a pump producing plant
BR9503789A Process for the production of chlorine dioxide
SE9502522D0 A process for the production of paper
WO9534716A1 Method for producing cellulose pulp and use of a compound in the method
WO9531709A1 A method and means of quantifying the wet strength of paper
NZ270692A Preparation of chlorine dioxide from an acidified chlorate and hydrogen peroxide
ZA9501466B Silica-based sols preparation and use of the sols
EP0666242A1 Electrodialysis treatment
FI944963A0 A process for the preparation of alkali metal chlorate
US5510003A Method of sizing and aqueous sizing dispersion