Results 151 to 160 of about 68,877 (274)

Influence of preparation parameters on rheological properties and relation analysis of waste rubber modified bitumen mastic

open access: yesFrontiers in Materials
Waste rubber modified bitumen has gained significant attention as a sustainable and innovative material in the field of pavement engineering. This study aims to evaluate the performance of rubber modified bitumen mastic by considering its rheological ...
Honggang Zhang   +8 more
doaj   +1 more source

Bitumen-Biopolymer Materials Modified with Polylactic Acid with Improved Physical and Chemical Properties

open access: yesAdvances in Polymer Technology
With the continuous expansion of the global automobile fleet, there is an escalating demand to enhance and maintain current road infrastructure. Given the information provided, there will be a growing demand for bitumen, a key raw material used in the ...
Assel Jexembayeva   +3 more
doaj   +1 more source

Investigation of the Cohesive Behavior of Water-Intervened Rejuvenated SBS-Modified Bitumen [PDF]

open access: yes
When water interacts with bitumen, the diffusion and cohesion characteristics between the components of bitumen are negatively impacted. Molecular dynamics simulations were employed to construct various bitumen models, including bitumen–bitumen (without ...
Ma, Feng   +6 more
core   +1 more source

Heavy-oil and bitumen projects in Madagascar

open access: yes, 1987
journal articleMadagascar contains two important deposits, the Bemolanga tar sand and the Tsimiroro heavy crude oil. Although known for years, they have received intensive investigation recently in effort to achieve a measure of energy independence in ...
Andrianasolo-Ralaimiza, H.
core  

Process for recovery of solvent from tar sand bitumen

open access: yes, 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.
core  

Process for separating high viscosity bitumen from tar sands

open access: yes, 1984
patentA novel process for separating high viscosity bitumen from tar sand. The process includes grinding the tar sand to obtain phase disengagement of the bitumen phase from the sand phase and thereafter using flotation techniques to obtain phase ...
Miller, Jan D.; Misra, Manoranjan
core  

Engineering advances in polymer-modified bitumen for sustainable road construction: a review. [PDF]

open access: yesRSC Adv
Kanzharkan Y   +5 more
europepmc   +1 more source

Process for upgrading tar sand bitumen

open access: yes, 1989
patentA method for upgrading a concentrate of tar sands bitumen containing colloidal clay in which solvent-diluted bitumen is contacted for a short time in a riser with hot attrition-resistant substantially catalytically inert fluidizable microspheres ...
Bartholic, David B.; Reagan, William J.
core  

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