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PETROLEUM RECTIFYING CO CALIFORNIA

Overview
  • Total Patents
    55
About

PETROLEUM RECTIFYING CO CALIFORNIA has a total of 55 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets basic materials chemistry, chemical engineering and machines are INDIAN REFINING CO, PETROLEUM RECTIFYING CO and PATRON LUIGI.

Patent filings in countries

World map showing PETROLEUM RECTIFYING CO CALIFORNIAs patent filings in countries
# Country Total Patents
#1 United States 47
#2 Canada 6
#3 France 2

Patent filings per year

Chart showing PETROLEUM RECTIFYING CO CALIFORNIAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Eddy Harold C 14
#2 Fisher Harmon F 8
#3 Worthington John T 5
#4 Roberts Claudius H M 4
#5 Hanson Gordon B 3
#6 William Woelflin 3
#7 Eddy Harold Clinton 2
#8 Mahone Francis D 1
#9 Harris Ford W 1
#10 Kiech Clarence F 1

Latest patents

Publication Filing date Title
US2159682A Method and apparatus for treating emulsions
US2083798A Method and apparatus for electrically treating emulsions
US2136469A Control system for electric dehydrators
US2060839A Electric treating system for emulsions
US2033420A Method and apparatus for electrically treating emulsions
US2033419A Electric treater for emulsions
US2033446A Electric treater with diverging stream and method
US2083802A Process and apparatus for treating emulsions
US2033167A Electric dehydrator
US2061197A Method and apparatus for treating emulsions
US2116509A Electric filtration system
US2083799A Method of and apparatus for electrically treating emulsions
US2033129A Method of and apparatus for treating petroleum
US2033567A System for electric dehydration
US2033152A Electric dehydration system
US2083801A Method and apparatus for dehydrating petroleum
US2033593A Electric dehydrator
US1940762A Separator for treated emulsions
US2083800A Pipe line treating system
US2077505A Electric separator and method