Results 101 to 110 of about 22,610 (232)
Process for recovering bitumen from tar sand
, 1980 patentOil sand is mixed with steam and water in a tumbler to produce a slurry. The slurry is then transferred to the immersed portion of an apertured inclined surface in a water bath.
Kruyer, Jan
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Process for recovery of solvent from tar sand bitumen
, 1985 patentThere is described a process based on unit operations conventionally employed but modified to enable the use of chlorinated solvents, particularly methylene chloride as the preferred solvent for extraction of the bitumen from the tar sands or shale.
Haschke, Elliot M.; Gimber, Gerald A.; Groves, Kenneth O.
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Results in EngineeringImproving bitumen properties to withstand traffic loads and environmental conditions is essential for prolonging pavement life. Given that nanomaterials stand as potential candidates to fulfil these requirements, this study focused on the potential use ...
Alattafi Hadi Zghair Chfat +4 more
doaj +1 more source
, 2020 Many articles have evaluated the effect of the addition of a wide range of plastic types on bitumen properties. Because each study presents unique characteristics—such as plastic pretreatment, plastic-type, mixing conditions, percentage of addition, and ...
Vargas, Camilo Andres, El Hanandeh, Ali
core +1 more source
Results in EngineeringChitosan derived from shrimp shells (SSPCH) was used for the first time as a biological biopolymer to modify the properties of bitumen across high, medium, and low-temperature ranges. Therefore, physical tests (penetration, softening point, and ductility)
Mahyar Arabani, Janat Farkhondeh
doaj +1 more source
Separation of bitumen from dry tar sands
, 1978 patentA process for the separation and recovery of bitumen from dry tar sands or sands with negligible quantities of connate water. The process includes comminuting the tar sands to an average particle size of approximately one centimeter in diameter and
Miller, Jan D.; Sepulveda, Jaime E.
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The role of gas bubbles in bitumen recovery from tar sands in hot-water processing
, 1994 Complete bitumen disengagement and displacement from tar sand during digestion is a determining but not sufficient condition for satisfactory bitumen recovery in the hot water process.
Drelich, Jaroslaw; Lelinski, Dariusz; Hupka, Jan; Miller, Jan D.
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To convert bitumen powder to bitumen emulsion [PDF]
, 2006 Bitumen is an important organic liquid in the nature. The main characteristics which are highly viscous, black, sticky make bitumen are the suitable to use in paving road .This is a major application for bitumen otherwise also use as an intermediate ...
Mohamad Atif, Suleiman
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Classification of natural bitumen: A physical and chemical approach
, 1987 journal articleBy correlation of various selected physical and chemical properties of heavy crude oils and natural bitumens, an attempt is made to solve classification problems.
Cornelius, C. D.
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Laboratory Evaluation Of PE, PP, And SBS Polymers As Bitumen Modifiers [PDF]
Reactive polymers, such as PE, PP, and SBS, cause a chemical reaction between the polymer and the Bitumen, which can be advantageous for hot-climate asphalt applications.
Mohammed Qader Ali +3 more
core +1 more source