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AIR PROD LTD

Overview
  • Total Patents
    32
About

AIR PROD LTD has a total of 32 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets chemical engineering, materials and metallurgy and machines are HOWARD HENRY EDWARD, GAJDOS IVAN and LNG TECHNOLOGY PTY LTD.

Patent filings in countries

World map showing AIR PROD LTDs patent filings in countries

Patent filings per year

Chart showing AIR PROD LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schilling Clarence J 4
#2 Older Geoffrey Ian 2
#3 Pervier James Willers 2
#4 Webb Leigh St John 2
#5 Arregger John Edward 2
#6 Twomey Lee S 1
#7 Mourant E L J 1
#8 Snell Alfred Edward Courtenay 1
#9 Freeguard G 1
#10 Herman F L 1

Latest patents

Publication Filing date Title
GB2131142A Food freezing tunnels
ZA7902667B Plastic material incorporating reclaimed tyre rubber
GB2014065A Production of fine metal powders
FR2384219A1 Cooling systems for goods containers - has spray jets for liquid coolant mounted in rectangular framework attached to container side
GB1384549A Metal heating furnaces
GB1314347A Air rectification process for the production of oxygen
DE1947539A1 Process for the liquefaction of gas mixtures
GB1146283A Improvements in or relating to direct current electric arc initiation
GB1120834A Improvements in or relating to low temperature distillation
GB1117561A Improvements in or relating to processes and plant for the fractionation of air
GB1014612A Separation of gaseous mixtures
GB1023352A Refrigeration process
CA566989A Fractionating columns
CA550857A Air fractionating cycle
CA521641A Air fractionating cycle and apparatus
CA461717A Method of pumping liquid oxygen
CA608601A Method and apparatus for fractionating gaseous mixtures