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HA BAO

Overview
  • Total Patents
    11
About

HA BAO has a total of 11 patent applications. Its first patent ever was published in 1994. It filed its patents most often in United States and Canada. Its main competitors in its focus markets chemical engineering, environmental technology and organic fine chemistry are GRENIER MAURICE, AMERICAN MESSER CORP and PIERRE JR FRITZ.

Patent filings in countries

World map showing HA BAOs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 1

Patent filings per year

Chart showing HA BAOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ha Bao 11
#2 Brugerolle Jean-Renaud 6
#3 Dupuis Gerard 1
#4 Kong Paul 1

Latest patents

Publication Filing date Title
US2013255313A1 Process for the separation of air by cryogenic distillation
US2012151961A1 Liquid air as energy storage
US2011302956A1 Rare gases recovery process for triple column oxygen plant
US2011146343A1 Process and apparatus for the separation of air by cryogenic distillation
US2011146344A1 Process and apparatus for the separation of air by cryogenic distillation
US2008196583A1 Process for recycling of top gas during co2 separtion
US2008196584A1 Process for feed gas cooling in reboiler during CO2 separation
US2008196587A1 CO2 separation apparatus and process for oxy-combustion coal power plants
US2007251267A1 Cryogenic Air Separation Process
US2008115531A1 Cryogenic Air Separation Process and Apparatus
CA2121057A1 Method and apparatus for the separation of c4 hydrocarbons from gaseous mixtures containing the same