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LEJE & THURNE AB

Overview
  • Total Patents
    63
About

LEJE & THURNE AB has a total of 63 patent applications. Its first patent ever was published in 1943. It filed its patents most often in Germany, Spain and France. Its main competitors in its focus markets textiles and paper, chemical engineering and machine tools are IVAR WALLQUIST, KVAERNER HYMAC AS and WALLQUIST IVAR.

Patent filings in countries

World map showing LEJE & THURNE ABs patent filings in countries

Patent filings per year

Chart showing LEJE & THURNE ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wallen Emil Olof Lennart 5
#2 Thurne Aktiebolag Leje 4
#3 Arvid Skardal Karl 3
#4 Karl-Eric Larsson 3
#5 Lennart Wallen Emil Olof 3
#6 Skardal Karl Arvid 3
#7 Johansson O 2
#8 Penten Lars Erik 2
#9 Boerjeson Olov Birger 2
#10 Erik Penten Lars 2

Latest patents

Publication Filing date Title
GB1009707A A method of treating raw sludge in sewage systems
US3111082A Apparatus for dewatering suspensions and dry-pressing of the dry substance contained therein
GB951520A Apparatus for dewatering solid-liquid suspensions
ES265088A1 A method of separating particles suspended in a liquid (Machine-translation by Google Translate, not legally binding)
GB912450A Method and apparatus for separating particles suspended in a liquid
ES230918A1 Improvements introduced in the manufacture of rotating sizes (Machine-translation by Google Translate, not legally binding)
GB812943A Improvements in or relating to rotary strainers
ES227768A1 A method of treatment of fibrous pulp for the production of fibrous products, such as paper, fibrous and analog boards. (Machine-translation by Google Translate, not legally binding)
ES227320A1 An apparatus for the separation of solid particles suspended in a liquid. (Machine-translation by Google Translate, not legally binding)
GB795992A Apparatus for continuously separating, by flotation, fibrous materials suspended in a liquid
US2869728A Apparatus for separating solid particles suspended in a liquid
US2887430A Method of treating fibre pulp for the production of fibre products such as paper, fibre boards and the like
ES208654A1 Pulp repair apparatus. (Machine-translation by Google Translate, not legally binding)
US2707420A Pulp preparing apparatus
GB710741A Improvements in or relating to filtering liquids
GB677670A Rolls for stretching the edges of press felts of paper-making machines
ES183414A1 Perfected apparatus for treatment of paste or pulp
GB642481A Improved apparatus for treating paper pulp and like pulp
ES178145A1 A procedure, with the corresponding apparatus, to separate fibrous substances suspended in liquid
US2518814A Method and means for the separation of fibers suspended in a liquid