Learn more

KURMAERKISCHE ZELLWOLLE UND ZE

Overview
  • Total Patents
    25
About

KURMAERKISCHE ZELLWOLLE UND ZE has a total of 25 patent applications. Its first patent ever was published in 1937. It filed its patents most often in Germany. Its main competitors in its focus markets textiles and paper, materials and metallurgy and surface technology and coating are CHTC HELON WEIFANG NEW MAT CO LTD, CHAOHU YULANG FISHING GEAR CO LTD and SHAN CHUANLEI.

Patent filings in countries

World map showing KURMAERKISCHE ZELLWOLLE UND ZEs patent filings in countries
# Country Total Patents
#1 Germany 25

Patent filings per year

Chart showing KURMAERKISCHE ZELLWOLLE UND ZEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koenig Josef 8
#2 Koch Dr Hugo 4
#3 Matthaes Dr Werner 3
#4 Siehr Dr Albrecht 2
#5 Jurisch Dr Ingo 2
#6 Torke Dr Erich 2
#7 Ecke Dr Alfred 2
#8 Rupp Nino 2
#9 Kern Rudolf 2
#10 Doerr Dipl-Ing Richard Eugen 2

Latest patents

Publication Filing date Title
DE746873C Process for the production of a cellulose suitable for further chemical processing according to the sulfite process
DE749201C Multi-stage sulphite process for the production of a pulp suitable for further chemical processing
DE749923C Process for the production of threads and films of increased strength from viscose
DE748927C Process for improving the spinnability of cellulose hydrate fibers
DE752161C Electrolysis of alkali sulfate solution
DE748771C Process for the production of easily filterable viscose
DE749085C Process for the production of viscose from cellulose-containing raw materials pretreated with acid, in particular from annual plants
DE752586C Process for the production of artificial fibers with reduced swellability and good loop strength using the viscose process
DE749084C Process for producing crimped viscose viscose viscose with a low swell value
DE740136C Process for the production of rayon with a surface structure using the viscose process
DE748770C Process for reducing the viscosity of viscose
DE749922C Process for the production of artificial structures, such as fibers and threads, from viscose
DE749964C Device for drying endless artificial threads or ribbons
DE748769C Process for the production of rayon and rayon
DE747135C Device for automatic sampling of textile fibers
DE753341C Device for continuous electrolysis of sodium sulphate solution
DE736223C Process for the production of spa viscoses
DE737449C Process for dyeing regenerated cellulose fabrics with anthraquinone dyes
DE719437C Process for the treatment of the sludge resulting from the cleaning of cellulose-containing waste alkaline solutions with metal salts
DE735018C Process for the extraction of resins, fats and turpentine oil from resinous woods