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FRANK FROST RIDLEY

Overview
  • Total Patents
    12
About

FRANK FROST RIDLEY has a total of 12 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United Kingdom and Germany. Its main competitors in its focus markets chemical engineering, measurement and machines are BIRTLEY IRON COMPANY LTD, DOMANIALE MIJN MIJ N V and FENDLEY BRIAN K.

Patent filings in countries

World map showing FRANK FROST RIDLEYs patent filings in countries
# Country Total Patents
#1 United Kingdom 11
#2 Germany 1

Patent filings per year

Chart showing FRANK FROST RIDLEYs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Ridley Frank Frost 1

Latest patents

Publication Filing date Title
GB952611A Improvements in or relating to apparatus for separating mixtures of liquids and solids
GB948125A Method of and apparatus for controlling suspensions of solids in liquids
GB765198A Improvements in or relating to methods of and means for separating granular materials by alluviation in troughs
GB704765A Improvements in or relating to methods of and means for controlling the density of thickened pulps from settling tanks
GB695543A Improvements in or relating to apparatus for the float and sink separation of minerals
GB689311A Improvements in or relating to the separation of minerals having different specific gravities in a body of liquid medium
GB563754A Improvements in or relating to the separation of solid materials having different specific gravities by means of liquid media
GB563779A Improvements in or relating to the separation of solid materials having different specific gravities by means of liquid media
GB496040A Improvements in or relating to the pneumatic separation of materials of different specific gravities
GB485381A Improvements in and connected with the separation of solid materials of different specific gravities
GB457801A Improvements in or relating to the pneumatic separation of materials of different specific gravities and sizes