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CHEMICAL SEPARATIONS CORP

Overview
  • Total Patents
    28
About

CHEMICAL SEPARATIONS CORP has a total of 28 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Canada, United States and Germany. Its main competitors in its focus markets chemical engineering, basic materials chemistry and foods and drinks are CHEMICAL & IND CORP, HYDRO AGRI SLUISKIL BV and PROIZV OB G I PRIKLADNOJ KHIM.

Patent filings in countries

World map showing CHEMICAL SEPARATIONS CORPs patent filings in countries

Patent filings per year

Chart showing CHEMICAL SEPARATIONS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Higgins Irwin R 9
#2 Chopra Randhir C 3
#3 Higgins Irwin Raymond 2
#4 Irwin Raymond Higgins 1
#5 Higgins Irwin 1
#6 Higgins I 1
#7 Higgins I R 1
#8 Raymond Higgins Irwin 1

Latest patents

Publication Filing date Title
US3984313A Preferential removal of ammonia and phosphates
US3972810A Removal of chromium, chromate, molybdate and zinc
CA974376A Process for treating fertilizer plant waste streams using ion exchange resins
DE1936253A1 Metal pickling using an ion exchange resin to
GB1220761A Improvements relating to the pickling of metal
ES365691A1 A continuous cyclic procedure for contacting a liquid with a solid, containing such liquid a contaminant that must be eliminated from it. (Machine-translation by Google Translate, not legally binding)
US3579322A Recovery of phosphate from phosphate containing pond water
US3415377A Apparatus for the treatment of milk
US3194663A Radioactive decontamination of milk
CA817858A Mineral separations and purifications and fertilizer conversions
CA833614A Phosphate pond water recovery
CA884599A Down flow ion exchange
CA769672A Radioactive decontamination of milk