Learn more

FOSPUR LTD

Overview
  • Total Patents
    57
About

FOSPUR LTD has a total of 57 patent applications. Its first patent ever was published in 1971. It filed its patents most often in United Kingdom, United States and Australia. Its main competitors in its focus markets chemical engineering, engines, pumps and turbines and materials and metallurgy are ERZ U KOHLE FLOTATION G M B H, CESAG CENTRAL EUROPAEISCHE SCH and ELMORE ALEXANDER STANLEY.

Patent filings per year

Chart showing FOSPUR LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Barwise Christopher Hugh 10
#2 Wilson John 8
#3 Barwise Christopher H 8
#4 Bannister Robert Edward 7
#5 Spencer Lynne 5
#6 Christopher Hugh Barwise 4
#7 Brookes Gerald Frederick 3
#8 John Wilson 2
#9 Brookes Gerald F 2
#10 Stratford David John 1

Latest patents

Publication Filing date Title
GB9213368D0 Froth flotation of cobalt and nickel minerals
GB9114951D0 Froth flotation of cobalt and nickel minerals
GB9106747D0 Froth flotation of fine particles
GB9106746D0 Froth flotation of fine particles
US5122290A Froth flotation of calcium borate minerals
GB9015137D0 Froth flotation of cobalt and nickel minerals
GB8917426D0 Froth flotation of calcium borate minerals
GB8915665D0 Froth floatation of cobalt and nickel minerals
ZM6488A1 Froth flotation of minerals fines
US4857221A Recovering coal fines
GB8816107D0 Froth flotation of cobalt & nickel minerals
GB8728626D0 Control for delivery system
GB8728627D0 Production of filter cakes &c
GB8726857D0 Froth floatation of mineral fines
US4859318A Recovering coal fines
GB8611747D0 Recovering coal fines
NL7901851A Mfr. of dangerous chemical substances e.g. chlorine di:oxide soln. - by passing reactants through intercommunicating annular passages in reaction chamber, avoiding gas pockets
ES478085A1 Procedure and apparatus for forming a dangerous chemical composition. (Machine-translation by Google Translate, not legally binding)
DE2907220A1 Mfr. of dangerous chemical substances e.g. chlorine di:oxide soln. - by passing reactants through intercommunicating annular passages in reaction chamber, avoiding gas pockets
GB2013168A Corrosion inhibition