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61 The situation would have been analogous in this respect to Halsey v. Esso Petroleum Co.

62 The gap between low cost and high value makes petroleum a highly political resource.

63 An increasing number of customers have turned to our Petroleum Engineering laboratories for scale prevention and optimisation services.

64 We ought to and can produce more petroleum.

65 Crude oil can be refined into various petroleum products.

66 Chine is abundant in petroleum deposits.

67 Exceeds American Petroleum Institute API's rating standard.

68 1859 -- Discovery of petroleum in western Pennsylvania.

69 The United States controls 80 percent of Peru's petroleum.

70 Her family was a famous petroleum magnate in Texas.

71 Adulteration with petroleum is permitted in certain circumstances.

72 Enviromental friendly. free of Petroleum Distillate, Phosphorous[Sentencedict.com ], Plumbum.

73 Petroleum and natural gas are expressly excluded. ).

74 The Persian Gulf is rich in petroleum.

75 Place a dab of petroleum jelly on the bulb.

76 About half of humanity, from India to Chile,(Sentencedict.com) now benefits from cut-rate petroleum prices.

77 Working status of mechanical seals influences directly the performance of equipment in the petroleum refinery.

78 Based on the time-space structure of source rock, reservoir rock and cap rock in petroleum system of Neopaleozoic in south of North China Basin, play and pool-forming unit of Neopaleozoic was divided.

79 Analysis of palaeo-fluid potential is the basic work of the study of petroleum accumulation and the assessment of basin.

80 The oil company British Petroleum has shut down a pipeline connecting the Prudhoe Bay oil fields in Alaska to the Trans-Alaska pipeline.

81 Also yesterday, at a meeting in Saudi Arabia, the Organization of Petroleum Exporting Countries (OPEC) focused on new technologies that could ensure a cleaner use of oil and natural gas.

82 The oils may also be used for the lubrication of the compressor cylinders in natural or petroleum gas service, provided the gas is dry and free of suspended petroleum liquids.

83 The cultural fruiting bodies of the Gymnopilus spectabilis were phytochemical investigated using layer extracts with petroleum ether, diethyl ether, methanol and water and silica gel chromatography.

84 We have a number of technical publications on various oil products including lubricants, bitumen, and liquefied petroleum gas.

85 Petroleum is still a main automotive fuel in the early 21st century.

86 Well logging transcends the boundaries ordinarily established between geology, geophysics, and petroleum engineering.

87 The combustion parameters of petroleum coke are between soft coal and anthracite .

88 In 1968, plant began to liquefied petroleum gas ( LPG ) instead of acetylene cutting.

89 Furthermore, the petroleum and chemical industry is expected to supply high-tech and conventional strategic materials to national defense industry.

90 Reservoir compaction and surface subsidence are a major concern in petroleum production.