including only extraction steps

Industry

CPC
C10G53/06

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

CCHEMISTRY METALLURGY C10Petroleum, gas C10GCRACKING HYDROCARBON OILS PRODUCTION OF LIQUID HYDROCARBON MIXTURES C10G53/00Treatment of hydrocarbon oils in the absence of hydrogen, by two or more refining processes

Current Industry

C10G53/06including only extraction steps

Industries

Patents Grantslast 30 patents

Information Patent Grant
Additives for supercritical water process to upgrade heavy oil
- Patent number 11,479,729
- Issue date Oct 25, 2022
- Saudi Arabian Oil Company
- Ki-Hyouk Choi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Hydrothermal liquefaction for biomass
- Patent number 11,286,432
- Issue date Mar 29, 2022
- Worcester Polytechnic Institute
- Michael T. Timko
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Processing facility to form hydrogen and petrochemicals
- Patent number 11,193,072
- Issue date Dec 7, 2021
- Saudi Arabian Oil Company
- Aadesh Harale
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Additives for supercritical water process to upgrade heavy oil
- Patent number 11,021,659
- Issue date Jun 1, 2021
- Saudi Arabia Oil Company
- Ki-Hyouk Choi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for purifying an asphaltene-containing fuel
- Patent number 10,858,598
- Issue date Dec 8, 2020
- Siemens Aktiengesellschaft
- Markus Kinzl
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for treating a hydrocarbon feedstock comprising a deasphalti...
- Patent number 10,844,291
- Issue date Nov 24, 2020
- IFP Energies Nouvelles
- Wilfried Weiss
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Systems and methods for separation and extraction of heterocyclic c...
- Patent number 10,808,186
- Issue date Oct 20, 2020
- Saudi Arabian Oil Company
- Zaki Yusuf
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for producing high-quality feedstock for a steam cracking pr...
- Patent number 10,767,122
- Issue date Sep 8, 2020
- SABIC GLOBAL TECHNOLOGIES B.V.
- Arno Johannes Maria Oprins
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process and apparatus for two-stage deasphalting
- Patent number 10,703,994
- Issue date Jul 7, 2020
- UOP LLC
- Jagannathan Govindhakannan
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Systems and processes for deasphalting oil
- Patent number 10,577,546
- Issue date Mar 3, 2020
- Saudi Arabian Oil Company
- Ki-Hyouk Choi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method and process for converting the ethylene present in the overh...
- Patent number 10,435,338
- Issue date Oct 8, 2019
- IFP Energies Nouvelles
- Beatrice Fischer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process to produce oil with low polyaromatic hydrocarbon content
- Patent number 10,308,881
- Issue date Jun 4, 2019
- PT PERTAMINA (PERSERO)
- Yana Meliana
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method and apparatus for recovering synthetic oils from composite o...
- Patent number 10,287,514
- Issue date May 14, 2019
- Gen III Oil Corporation
- Martin R. MacDonald
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method and apparatus for recovering synthetic oils from composite o...
- Patent number 10,287,513
- Issue date May 14, 2019
- Gen III Oil Corporation
- Martin R. MacDonald
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Method for removing metal from hydrocarbon oil
- Patent number 10,131,851
- Issue date Nov 20, 2018
- SK Innovation Co., Ltd.
- Min Kyoung Kim
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for simultaneous production of benzene lean gasoline and hi...
- Patent number 10,105,620
- Issue date Oct 23, 2018
- Council of Scientific and Industrial Research
- Madhukar Onkarnath Garg
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for the conversion of a heavy hydrocarbon feedstock integra...
- Patent number 9,982,203
- Issue date May 29, 2018
- IFP Energies Nouvelles
- Jerome Majcher
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for manufacturing of rubber process oils with extremely low...
- Patent number 9,932,529
- Issue date Apr 3, 2018
- Indian Oil Corporation Ltd.
- Naduhatty Selai Raman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method and apparatus for the purification of a hydrocarbon-containi...
- Patent number 9,890,336
- Issue date Feb 13, 2018
- ExxonMobil Chemical Patents Inc.
- John J. Monson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Post hydrotreatment finishing of lubricant distillates
- Patent number 9,862,894
- Issue date Jan 9, 2018
- Thomas George Murray
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Production of heavy API group II base oil
- Patent number 9,796,936
- Issue date Oct 24, 2017
- Chevron U.S.A. Inc.
- Guan-Dao Lei
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Extraction of sulphur-containing compounds in a first pretreatment...
- Patent number 9,708,550
- Issue date Jul 18, 2017
- IFP Energies Nouvelles
- Frederic Augier
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Integrated methods for separation and extraction of polynuclear aro...
- Patent number 9,688,923
- Issue date Jun 27, 2017
- Saudi Arabian Oil Company
- Zaki Yusuf
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process to produce process oil with low polyaromatic hydrocarbon co...
- Patent number 9,512,366
- Issue date Dec 6, 2016
- PT PERTAMINA (PERSERO)
- Yana Meliana
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for extracting bitumen from an oil sand stream
- Patent number 9,464,235
- Issue date Oct 11, 2016
- Shell Oil Company
- Ingmar Hubertus Josephina Ploemen
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Solvent extraction process for removal of naphthenic acids and calc...
- Patent number 9,238,780
- Issue date Jan 19, 2016
- Reliance Industries Limited
- Harender Bisht
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for removing a product from coal tar
- Patent number 9,222,034
- Issue date Dec 29, 2015
- UOP LLC
- Robert L. Bedard
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Upgrading properties of asphalts with wax
- Patent number 9,068,129
- Issue date Jun 30, 2015
- ExxonMobil Research and Engineering Company
- Pavel Kriz
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Upgrading of asphaltene-depleted crudes
- Patent number 8,951,405
- Issue date Feb 10, 2015
- ExxonMobil Research and Engineering Company
- Lyle Edwin Moran
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for removing nitrogen from fuel streams with caprolactamium...
- Patent number 8,709,236
- Issue date Apr 29, 2014
- UOP LLC
- Manuela Serban
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
LOW SALINITY WATER PRODUCTION IN CRUDE OIL PROCESSING
- Publication number 20250026993
- Publication date Jan 23, 2025
- Saudi Arabian Oil Company
- Maher Maqbool Shariff
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR RECOVERY OF PYROLYSIS OIL EXTRACTION SOLVENT
- Publication number 20240010937
- Publication date Jan 11, 2024
- UOP LLC
- Anton N. Mlinar
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PURIFICATION AND CONVERSION PROCESSES FOR ASPHALTENE-CONTAINING FEE...
- Publication number 20230193144
- Publication date Jun 22, 2023
- ENLIGHTEN INNOVATIONS INC.
- Mykola Makowsky
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
PROCESS FOR REMOVING CONTAMINANTS FROM CRUDE OIL
- Publication number 20220356406
- Publication date Nov 10, 2022
- Shell Oil Company
- Kai Jürgen FISCHER
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
RING-OPENING PROCESSES AND CATALYSTS FOR HYDROCARBON SPECIES COMPRI...
- Publication number 20220306947
- Publication date Sep 29, 2022
- Chevron U.S.A. Inc.
- Michael Girgis
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
MULTISTAGE SOLVENT EXTRACTION PROCESS AND APPARATUS
- Publication number 20220204871
- Publication date Jun 30, 2022
- UOP LLC
- Mark Van Wees
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR REMOVING METALS, SULFUR AND OTHER IMPURITIES IN CRUDE OIL
- Publication number 20210253957
- Publication date Aug 19, 2021
- GREENOVEL INC.
- Mai ATTIA
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
ADDITIVES FOR SUPERCRITICAL WATER PROCESS TO UPGRADE HEAVY OIL
- Publication number 20210214620
- Publication date Jul 15, 2021
- Saudi Arabian Oil Company
- Ki-Hyouk CHOI
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESSING FACILITY TO FORM HYDROGEN AND PETROCHEMICALS
- Publication number 20210163832
- Publication date Jun 3, 2021
- Saudi Arabian Oil Company
- Aadesh Harale
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
HYDROTHERMAL LIQUEFACTION FOR BIOMASS
- Publication number 20200109336
- Publication date Apr 9, 2020
- Worcester Polytechnic Institute
- Michael T. Timko
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
ADDITIVES FOR SUPERCRITICAL WATER PROCESS TO UPGRADE HEAVY OIL
- Publication number 20190264110
- Publication date Aug 29, 2019
- Saudi Arabian Oil Company
- Ki-Hyouk CHOI
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS AND APPARATUS FOR DEASPHALTING AND PITCH CONVERSION
- Publication number 20190233746
- Publication date Aug 1, 2019
- UOP LLC
- Jagannathan Govindhakannan
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR TREATING A HYDROCARBON FEEDSTOCK COMPRISING A DEASPHALTI...
- Publication number 20190161687
- Publication date May 30, 2019
- IFP Energies nouvelles
- Wilfried WEISS
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR PURIFYING AN ASPHALTENE-CONTAINING FUEL
- Publication number 20190112535
- Publication date Apr 18, 2019
- Siemens Aktiengesellschaft
- Markus Kinzl
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
PROCESS AND APPARATUS FOR TWO-STAGE DEASPHALTING
- Publication number 20190093025
- Publication date Mar 28, 2019
- UOP LLC
- Jagannathan Govindhakannan
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
SYSTEMS AND PROCESSES FOR POWER GENERATION
- Publication number 20180187097
- Publication date Jul 5, 2018
- Saudi Arabian Oil Company
- Ki-Hyouk Choi
- F22 - STEAM GENERATION
Information Patent Application
SYSTEMS AND PROCESSES FOR DEASPHALTING OIL
- Publication number 20180187096
- Publication date Jul 5, 2018
- Saudi Arabian Oil Company
- Ki-Hyouk Choi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
SYSTEMS AND METHODS FOR SEPARATION AND EXTRACTION OF HETEROCYCLIC C...
- Publication number 20180187104
- Publication date Jul 5, 2018
- Saudi Arabian Oil Company
- Zaki Yusuf
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Method and Apparatus for Recovering Synthetic Oils from Composite O...
- Publication number 20170130143
- Publication date May 11, 2017
- PNG Gold Corporation
- Martin R. MacDonald
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR SELECTIVE CASCADE DEASPHALTING
- Publication number 20170029719
- Publication date Feb 2, 2017
- IFP ENERGIES NOUVELLES
- Isabelle MERDRIGNAC
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Method & Apparatus for the Purification of a Hydrocarbon-Containing...
- Publication number 20160075954
- Publication date Mar 17, 2016
- EXXONMOBIL CHEMICAL PATENTS INC.
- John J. Monson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Integrated Systems And Methods For Separation And Extraction Of Pol...
- Publication number 20150353847
- Publication date Dec 10, 2015
- Saudi Arabian Oil Company
- Zaki Yusuf
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR TREATMENT OF PITCH FROM COAL TAR
- Publication number 20150136654
- Publication date May 21, 2015
- UOP LLC
- Dean E. Rende
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR REMOVING A PRODUCT FROM COAL TAR
- Publication number 20150141701
- Publication date May 21, 2015
- UOP LLC
- Robert L. Bedard
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR MANUFACTURING OF RUBBER PROCESS OILS WITH EXTREMELY LOW...
- Publication number 20150068951
- Publication date Mar 12, 2015
- INDIAN OIL CORPORATION LTD.
- Naduhatty Selai Raman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PRODUCTION OF NON-CARCINOGENIC BRIGHTSTOCK EXTRACTS
- Publication number 20140262958
- Publication date Sep 18, 2014
- ExxonMobil Research and Engineering Company
- Cristina M. Sircar
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR EXTRACTING BITUMEN FROM AN OIL SAND STREAM
- Publication number 20140083332
- Publication date Mar 27, 2014
- SHELL CANADA ENERGY
- Ingmar Hubertus Josephina PLOEMEN
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
UPGRADING PROPERTIES OF ASPHALTS WITH WAX
- Publication number 20140076777
- Publication date Mar 20, 2014
- ExxonMobil Research and Engineering Company
- Pavel Kriz
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
CO-PRODUCTION OF HEAVY AND LIGHT BASE OILS
- Publication number 20140042056
- Publication date Feb 13, 2014
- ExxonMobil Research and Engineering Company
- Michel Daage
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
UPGRADING OF ASPHALTENE-DEPLETED CRUDES
- Publication number 20130319909
- Publication date Dec 5, 2013
- ExxonMobil Research and Engineering Company
- Lyle Edwin Moran
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

including only extraction steps

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Additives for supercritical water process to upgrade heavy oil

Hydrothermal liquefaction for biomass

Processing facility to form hydrogen and petrochemicals

Additives for supercritical water process to upgrade heavy oil

Method for purifying an asphaltene-containing fuel

Method for treating a hydrocarbon feedstock comprising a deasphalti...

Systems and methods for separation and extraction of heterocyclic c...

Method for producing high-quality feedstock for a steam cracking pr...

Process and apparatus for two-stage deasphalting

Systems and processes for deasphalting oil

Method and process for converting the ethylene present in the overh...

Process to produce oil with low polyaromatic hydrocarbon content

Method and apparatus for recovering synthetic oils from composite o...

Method and apparatus for recovering synthetic oils from composite o...

Method for removing metal from hydrocarbon oil

Process for simultaneous production of benzene lean gasoline and hi...

Process for the conversion of a heavy hydrocarbon feedstock integra...

Process for manufacturing of rubber process oils with extremely low...

Method and apparatus for the purification of a hydrocarbon-containi...

Post hydrotreatment finishing of lubricant distillates

Production of heavy API group II base oil

Extraction of sulphur-containing compounds in a first pretreatment...

Integrated methods for separation and extraction of polynuclear aro...

Process to produce process oil with low polyaromatic hydrocarbon co...

Method for extracting bitumen from an oil sand stream

Solvent extraction process for removal of naphthenic acids and calc...

Process for removing a product from coal tar

Upgrading properties of asphalts with wax

Upgrading of asphaltene-depleted crudes

Process for removing nitrogen from fuel streams with caprolactamium...

Patents Applicationslast 30 patents

LOW SALINITY WATER PRODUCTION IN CRUDE OIL PROCESSING

PROCESS FOR RECOVERY OF PYROLYSIS OIL EXTRACTION SOLVENT

PURIFICATION AND CONVERSION PROCESSES FOR ASPHALTENE-CONTAINING FEE...

PROCESS FOR REMOVING CONTAMINANTS FROM CRUDE OIL

RING-OPENING PROCESSES AND CATALYSTS FOR HYDROCARBON SPECIES COMPRI...

MULTISTAGE SOLVENT EXTRACTION PROCESS AND APPARATUS

PROCESS FOR REMOVING METALS, SULFUR AND OTHER IMPURITIES IN CRUDE OIL

ADDITIVES FOR SUPERCRITICAL WATER PROCESS TO UPGRADE HEAVY OIL

PROCESSING FACILITY TO FORM HYDROGEN AND PETROCHEMICALS

HYDROTHERMAL LIQUEFACTION FOR BIOMASS

ADDITIVES FOR SUPERCRITICAL WATER PROCESS TO UPGRADE HEAVY OIL

PROCESS AND APPARATUS FOR DEASPHALTING AND PITCH CONVERSION

METHOD FOR TREATING A HYDROCARBON FEEDSTOCK COMPRISING A DEASPHALTI...

METHOD FOR PURIFYING AN ASPHALTENE-CONTAINING FUEL

PROCESS AND APPARATUS FOR TWO-STAGE DEASPHALTING

SYSTEMS AND PROCESSES FOR POWER GENERATION

SYSTEMS AND PROCESSES FOR DEASPHALTING OIL

SYSTEMS AND METHODS FOR SEPARATION AND EXTRACTION OF HETEROCYCLIC C...

Method and Apparatus for Recovering Synthetic Oils from Composite O...

PROCESS FOR SELECTIVE CASCADE DEASPHALTING

Method & Apparatus for the Purification of a Hydrocarbon-Containing...

Integrated Systems And Methods For Separation And Extraction Of Pol...

PROCESS FOR TREATMENT OF PITCH FROM COAL TAR

PROCESS FOR REMOVING A PRODUCT FROM COAL TAR

PROCESS FOR MANUFACTURING OF RUBBER PROCESS OILS WITH EXTREMELY LOW...

PRODUCTION OF NON-CARCINOGENIC BRIGHTSTOCK EXTRACTS

METHOD FOR EXTRACTING BITUMEN FROM AN OIL SAND STREAM

UPGRADING PROPERTIES OF ASPHALTS WITH WAX

CO-PRODUCTION OF HEAVY AND LIGHT BASE OILS

UPGRADING OF ASPHALTENE-DEPLETED CRUDES