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BLUE CIRCLE IND LTD

Overview
  • Total Patents
    91
About

BLUE CIRCLE IND LTD has a total of 91 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United Kingdom, United States and Belgium. Its main competitors in its focus markets materials and metallurgy, machines and textiles and paper are CHANGZHOU SIYU ENVIRONMENTAL PROTECTION MATERIAL SCIENCE & TECH CO LTD, HERR ALFONS K and HANDY CHEMICALS LTD.

Patent filings per year

Chart showing BLUE CIRCLE IND LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Long Geoffrey Richard 10
#2 Pollitt Harry Wilfred Wallace 9
#3 Smith David Ernest 7
#4 Brooks Kenneth 6
#5 Shiel Leslie Edward 4
#6 Bye Gerald C 4
#7 Murray R J 3
#8 Matthews Kenneth B 3
#9 Brown A W 3
#10 Smith David E 3

Latest patents

Publication Filing date Title
GB9914851D0 Containers for particulate materials
CA1181653A Process and composition for conditioning an aqueous system
GB2111193A Method and apparatus for assessing the quality of cement clinker
EP0060259A1 Method of processing waste materials.
ATA394880A Portland cement clinker
GB2055786A Portland cement clinker
IE801475L Portland cement clinker
GB2044127A Seal fibrous substrates
ES484378A1 A method for the preparation of a preflocated load to be used in a paper manufacturing paste. (Machine-translation by Google Translate, not legally binding)
DK381779A Method for using in the prefucculated paper fill and manufacturing procedures
FI792828A Composition for the purpose of the paper of the paper of the paper of the paper of the paper of the paper of the paper
GB2026276A Particle monitor
GB2022430A Static mixer
CA1096630A Static mixer
GB2015490A Stabilized pumpable aqueous dispersions
GB2016498A Compositions for use with paper-making fillers
GB2043695A Rotary kiln treatment of metal- bearing slurries
JPS5452862A Method of removing heavy metal by silicate
GB2003129A Silicate materials
GB2001088A Producing dispersions of polymeric material and preflocculated fillers for use in papermaking