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1975-01-09 |
1976-09-14 |
Mobil Oil Corporation |
Catalytic hydrodewaxing
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1977-07-20 |
1984-03-20 |
Mobil Oil Corporation |
Manufacture of lube base stock oil
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1977-07-20 |
1979-01-30 |
Mobil Oil Corporation |
Manufacture of specialty oils
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1977-07-20 |
1980-01-01 |
Mobil Oil Corporation |
Manufacture of lube base stock oil
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1977-12-20 |
1982-02-02 |
Mobil Oil Corporation |
Manufacture of lube base stock oil
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1978-10-23 |
1979-10-16 |
Chevron Research Company |
Petroleum distillate upgrading process
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1978-10-23 |
1981-08-04 |
Chevron Research Company |
Petroleum distillate upgrading process
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1978-10-28 |
1980-05-02 |
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1978-12-04 |
1979-11-27 |
Mobil Oil Corporation |
Production of high V.I. lubricating oil stock
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JPS54105868A
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1979-01-16 |
1979-08-20 |
Tokunao Narumi |
Crematory
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1979-02-16 |
1985-05-21 |
Union Oil Company Of California |
Crystalline silica catalysts
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1979-03-19 |
1982-02-02 |
Chevron Research Company |
Hydrocarbon conversion catalyst and process using said catalyst
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1979-03-19 |
1982-10-19 |
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Hydrocarbon conversion catalyst and process using said catalyst
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1979-10-15 |
1988-05-10 |
Union Oil Company Of California |
Process for producing a high quality lube oil stock
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1979-10-15 |
1988-05-10 |
Union Oil Company Of California |
Process for producing a product hydrocarbon having a reduced content of normal paraffins
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1979-10-15 |
1984-09-20 |
Mobil Oil Corp. |
Preparing a zeolite containing group 8 metal catalyst
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1980-07-07 |
1981-09-29 |
Mobil Oil Corporation |
Catalytic process for manufacture of lubricating oils
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1980-07-28 |
1984-01-31 |
Union Oil Company Of California |
Catalyst for simultaneous hydrotreating and hydrodewaxing of hydrocarbons
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1981-01-14 |
1982-06-01 |
Mobil Oil Corporation |
Catalytic dewaxing of middle distillates
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1981-01-15 |
1982-11-09 |
Mobil Oil Corporation |
Method for enhancing catalytic activity
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1981-01-15 |
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Method for enhancing catalytic activity
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1981-01-15 |
1982-11-09 |
Mobil Oil Corporation |
Method for enhancing catalytic activity
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1981-04-02 |
1985-06-04 |
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Process for making naphthenic lubestocks from raw distillate by combination hydrodewaxing/hydrogenation
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1981-05-08 |
1986-07-15 |
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Process for treating waxy shale oils
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1981-05-26 |
1989-10-31 |
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Catalyst for simultaneous hydrotreating and hydrodewaxing of hydrocarbons
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1981-05-26 |
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Process for simultaneous hydrotreating and hydrodewaxing of hydrocarbons
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1981-08-07 |
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Two-stage hydrocarbon dewaxing hydrotreating process
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1981-08-07 |
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Two-stage hydrocarbon dewaxing hydrotreating process
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1982-02-08 |
1984-07-03 |
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Process for hydrotreating petroleum residua and catalyst therefor
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Process for simultaneous hydrodesulfurization and hydrodewaxing with a catalyst of controlled pore size and metals content
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1982-04-01 |
1983-08-23 |
Mobil Oil Corporation |
Cascade catalytic dewaxing/hydrodewaxing process
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1982-05-18 |
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Catalytic dewaxing process
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1984-02-08 |
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Preparation of low-pour point petroleum product
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1982-10-08 |
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Process for dewaxing and desulfurizing oils
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1983-04-01 |
1986-09-09 |
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Two-stage hydrocarbon dewaxing process
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Catalytic dewaxing process
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1986-01-14 |
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Viscosity index improvement in dewaxed lube basestock by partial desulfurization in hydrotreat bed
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1983-12-05 |
1985-10-29 |
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Process for stabilizing hydroprocessed lubricating oil stocks by the addition of hydrogen sulfide
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1984-05-25 |
1986-07-22 |
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Catalyst composition dewaxing of lubricating oils
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Catalyst composition comprising Zeolite Beta
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Simultaneous hydrotreating and dewaxing of petroleum feedstocks
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Hydrotreating and dewaxing
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Distillate dewaxing process with mixed zeolites
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1990-10-02 |
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Dewaxing catalysts and processes employing silicoaluminophosphate molecular sieves
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1984-12-21 |
1990-04-24 |
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Lubricant production process
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1986-07-08 |
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Cascade hydrodewaxing process
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1989-08-15 |
Mobil Oil Corp |
HYDROCRACKING AND CATALYTIC DEWAXING PROCESSES.
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1985-07-10 |
1990-08-28 |
Mobil Oil Corp. |
Process for preparing a very high quality lube base stock oil
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1988-04-26 |
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Catalytic cracking with a mixture of faujasite-type zeolite and zeolite beta
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1987-12-08 |
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Process for making improved lubricating oils from heavy feedstock
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Process for stabilizing lube base stocks derived from neutral oils
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1990-04-03 |
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Catalyst hydrotreating and dewaxing process
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Method for determining effectiveness of catalytic dewaxing reactor
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Water-cooled incinerator
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1987-04-30 |
1988-11-10 |
Kurimoto Iron Works Ltd |
Incinerating system for large-size refuse
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Incinerator for large-size refuse
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Incinerating disposer for plastic series waste
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Manufacture of premium fuels
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Production of high viscosity index lubricating oil stock
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Lube catalytic dewaxing-hydrotreating process
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1991-01-22 |
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Catalytic hydroisomerization process
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Lube oil product stripping
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Catalytic dewaxing process employing surface acidity deactivated zeolite catalysts
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Process for rejuvenating used alkanolamaine solutions
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1994-07-26 |
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Catalytic process for dewaxing hydrocarbon feedstocks
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Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve
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Process for catalytic dewaxing of hydrocarbon feedstocks
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Hydrorefining process for production of base oils
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Process for dewaxing heavy and light fractions of lube base oil with zeolite and sapo containing catalysts
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Hydrodewaxing process
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Process for the production of high quality diesel fuel
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Process for reducing haze point in bright stock
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Catalytic dewaxing process
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Production of high viscosity lubricating oil stock with improved ZSM-5 catalyst
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Graded catalyst bed for split-feed hydrocracking/hydrotreating
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Process for converting waxy feeds into low haze heavy base oil
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CATALYST AND USE THEREOF FOR IMPROVING THE FLOW POINT OF HYDROCARBON LOADS
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Catalyst for hydrodesulfurization/dewaxing of hydrocarbon oil, process for producing the same, and method of hydrotreating hydrocarbon oil with the catalyst
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Hydrotreating and catalytic dewaxing process for making diesel from oils and/or fats
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Catalytic dewaxing of hydrocarbon feedstocks
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Petróleo Brasileiro S.A. – Petrobras |
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2022-03-08 |
Petróleo Brasileiro S.A. - Petrobras |
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