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PETRO CANADA EXPLORATION INC

Overview
  • Total Patents
    46
About

PETRO CANADA EXPLORATION INC has a total of 46 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Canada and United States. Its main competitors in its focus markets basic materials chemistry, civil engineering and chemical engineering are Total E&P Canada Ltd, PYROPHASE INC and ALBERTA ENERGY CO LTD.

Patent filings in countries

World map showing PETRO CANADA EXPLORATION INCs patent filings in countries
# Country Total Patents
#1 Canada 28
#2 United States 18

Patent filings per year

Chart showing PETRO CANADA EXPLORATION INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sanford Emerson 8
#2 Perkins Thomas K 4
#3 Kern Loyd R 4
#4 Liu Joseph K 4
#5 Shaw Robert 4
#6 Cymbalisty Lubomyr M 4
#7 Smith Russell G 4
#8 Schramm Laurier L 4
#9 Shaw Robert C 4
#10 Todd John C 3

Latest patents

Publication Filing date Title
US4474616A Blending tar sands to provide feedstocks for hot water process
CA1214421A Blending tar sands to provide feedstock for hot water process
US4462892A Control of process aid used in hot water process for extraction of bitumen from tar sand
CA1188644A Control of process aid used in hot water process for extraction of bitumen from tar sand
US4514305A Azeotropic dehydration process for treating bituminous froth
US4489828A Device for splicing cable ends
CA1190030A Device for splicing cable ends
US4456536A Skimmer apparatus for recovering bitumen
US4372174A Method and apparatus for sampling a core of tar sand
CA1166472A Method and apparatus for sampling a core of tar sand
US4328710A Homogenizer/subsampler for tar sand process streams
US4433239A Method and apparatus for on-line monitoring of bitumen content in tar sand
CA1139702A Method and apparatus for on-line monitoring of bitumen content in tar sand
CA1131574A Process for separating liquids and solids from whole tailings from a hot water extraction process for recovering bitumen from tar sand
CA1136556A Skimmer apparatus for recovering bitumen
CA1119985A Method for controlling flocculant addition to tar sand tailings
US4282103A Method for controlling flocculant addition to tar sand tailings
US4284360A Homogenizer/subsampler for tar sand process streams
CA1119984A Homogenizer/subsampler for tar sand process streams
US4225422A Beneficiation of heavy minerals from bituminous sands residues by dry screening