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-
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Apparatus for reducing ore
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Patent number 4,169,583
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Issue date Oct 2, 1979
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Clean Energy Corporation
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Frank B. Cramer
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Coal treatment apparatus
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Patent number 4,158,697
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Issue date Jun 19, 1979
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Clean Energy Corporation
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Frank B. Cramer
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Steam generation with coal
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Patent number 4,148,356
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Issue date Apr 10, 1979
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Clean Energy Corporation
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Frank B. Cramer
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Ore reduction using molten salts
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Patent number 4,104,056
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Issue date Aug 1, 1978
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Clean Energy Corporation
-
Frank B. Cramer
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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-
Steam generation with coal
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Patent number 4,033,113
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Issue date Jul 5, 1977
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Clean Energy Corporation
-
Frank B. Cramer
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Coal treatment process and apparatus
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Patent number 3,966,583
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Issue date Jun 29, 1976
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Clean Energy Corporation
-
Frank B. Cramer
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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-
Steam generation with coal
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Patent number 3,933,128
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Issue date Jan 20, 1976
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Clean Energy Corporation
-
Frank B. Cramer
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F22 - STEAM GENERATION
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98673797 - CE
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Serial number 98673797
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Filing date Jul 30, 2024
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Clean Energy
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4 - Industrial oils and greases
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98051430 - CE
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Serial number 98051430
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Filing date Jun 20, 2023
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Clean Energy
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4 - Industrial oils and greases
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-
-
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-
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86623595 - CLEAN ENERGY
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Serial number 86623595
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Registration number 5745740
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Filing date May 8, 2015
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Clean Energy
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4 - Industrial oils and greases
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86241291 - NGV EASY BAY
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Serial number 86241291
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Registration number 4846902
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Filing date Apr 3, 2014
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Clean Energy
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37 - Building construction
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-
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86018585 - REDEEM
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Serial number 86018585
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Registration number 4614895
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Filing date Jul 24, 2013
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Clean Energy
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4 - Industrial oils and greases
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85824930 - DENOXER
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Serial number 85824930
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Registration number 4565062
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Filing date Jan 16, 2013
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Clean Energy
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7 - Machines and machine tools
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85698331 - RNG
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Serial number 85698331
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Filing date Aug 8, 2012
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Clean Energy
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35 - Advertising
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85681647 - FLEET FUELER
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Serial number 85681647
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Filing date Jul 19, 2012
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Clean Energy
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7 - Machines and machine tools
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85676586
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Serial number 85676586
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Registration number 4486481
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Filing date Jul 13, 2012
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Clean Energy
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35 - Advertising
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76682915 - H80
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Serial number 76682915
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Registration number 4164785
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Filing date Oct 15, 2007
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Clean Energy Fuels Corporation
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35 - Advertising