heavy oil การใช้

• Specialized techniques are being developed for exploration and production of heavy oil.
• Such projects could include developing heavy oil reserves in Venezuela and California.
• The output is at three levels : heavy oil, middle oil, gasoline.
• Producers drew almost of heavy oil from the field in that year.
• Heavy oils and asphalt are dense nonaqueous phase liquids ( DNAPLs ).
• These are large, expensive plants which are much like heavy oil refineries.
• Environmental concerns with heavy oils are similar to those with lighter oils.
• The heavy oil project will be developed over the next eight years.
• Mobil said it plans investments in petrochemical, exploration, heavy oil and retail projects.
• The recoil cylinders are filled with light grease or heavy oil.
• The Chinese-flag Da Qing 94 left with 24, 000 tons of heavy oil.
• Four other heavy oil projects, all involving PDVSA units, are also under development.
• Most of these fields are north of Point Conception and are heavy oil.
• It also had 237 tonnes of heavy oil and 27 tonnes of diesel.
• The unidentified sailor was extremely exhausted and covered in heavy oil, police said.
• The heavy oils he refined to a quality grade of paraffine lubricating oil.
• Imperial is concentrating on its Cold Lake heavy oil property in northeastern Alberta.
• A number of companies were already producing heavy oil in Alberta and Saskatchewan.
• Venezuela has an abundance of heavy oil, which is more difficult to refine.
• Three other heavy oil projects are under development, PDVSA officials said.