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AIR PREHEATER

Overview
  • Total Patents
    1,119
About

AIR PREHEATER has a total of 1,119 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets thermal processes, machines and environmental technology are SHAW PERKINS MFG COMPANY, HYDROLA LTD and LOCKMANS ING BYRA AB.

Patent filings per year

Chart showing AIR PREHEATERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stockman Richard F 46
#2 Stockman Richard Franklin 27
#3 Hammond William E 27
#4 Stockman R 24
#5 Holm Sven 23
#6 Sven Holm 23
#7 Richiyaado Furankurin Sutotsuk 21
#8 Yerrick William D 20
#9 Hilmer Karlsson Per 20
#10 Karlsson Per Hilmer 16

Latest patents

Publication Filing date Title
US5188804A Regenerative bed incinerator and method of operating same
US5024817A Twin bed regenerative incinerator system
US5029639A High efficiency folded plate heat exchanger
US5186901A Regenerative bed incinerator system
US4930569A Heat transfer element assembly
US4971142A Heat exchanger and heat pipe therefor
WO9004748A1 Heat pipe employing hydrogen oxidation means
AU2791489A Heat pipe employing hydrogen oxidation means
US4913776A High efficiency folded plate heat exchanger
US4838342A Element basket assembly for heat exchanger
US4789024A Low profile element basket assembly with integral lifting means
US4744410A Heat transfer element assembly
US4813003A Method of detecting hot spots in a rotary heat exchanger
US4593750A Radial seal assembly for rotary regenerative heat exchanger
US4606400A Element basket for heat exchanger
US4558732A Element basket for rotary regenerative heat exchangers
US4592416A Modular tubular heat exchanger
US4557318A Means for lifting heating element baskets
US4561492A Element basket assembly for heat exchanger
US4574865A Method of making a finned cast recuperator tube