Learn more

HEAT TREATING COMPANY

Overview
  • Total Patents
    22
About

HEAT TREATING COMPANY has a total of 22 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States. Its main competitors in its focus markets basic materials chemistry and chemical engineering are GASOLINE PRODUCTS CO, CANADIAN AMERICAN FINANCE AND and ARI TECHNOLOGIES LLC.

Patent filings in countries

World map showing HEAT TREATING COMPANYs patent filings in countries
# Country Total Patents
#1 United States 22

Patent filings per year

Chart showing HEAT TREATING COMPANYs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Laird Wilbur G 15
#2 Brandt David G 3
#3 Doherty Henry L 3
#4 Fisher James P 1

Latest patents

Publication Filing date Title
US1873137A Bubbler cap construction
US1906470A Apparatus for making gas
US1873135A Process and apparatus for the fractional distillation of oil
US1858158A Gas and liquid contact apparatus
US1900862A Process for refining oils
US1769698A Process for recovering natural gasoline
US1940955A Process and apparatus for refining mineral oils
US1833717A Purification and concentration of liquids
US1873136A Process for preventing corrosion in oil refining equipment
US1713256A Apparatus for distilling liquid mixtures
US1926009A Method and apparatus for treating oils
US1894355A Method and apparatus for treating oils
US1842181A Apparatus for and method of distillation
US1842180A Process and apparatus for distillation
US1828148A Process for producing fuel gas and carbonized coal
US1672978A Distillation of liquid mixtures
US1713255A Method of and apparatus for distilling and fractionating oil
US1898246A Apparatus for distilling oils
US1662105A Process and apparatus for distilling oil
US1713254A Process for distilling liquid mixtures