visbreaking

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visbreaking

[′vis‚brāk·iŋ]
(chemical engineering)
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It is to have many elements, including a 231,000 b/d vacuum unit, a 91,000 b/d diesel hydrotreater and a 123,000 b/d visbreaker, to increase the yield of high value distillates and lead-free gasoline.
Limited Tenders are invited for Painting Of Visbreaker And Crude Areas In Cdu I
As part of the programme, a number of process units such as hydrogen plant, visbreaker, fluidised catalytic cracker and crude distillation units will be shut down for planned maintenance work to be completed by May 17.
The refinery is the only one in the kingdom to include a visbreaker.
4 adds models for Visbreaker and Delayed Coker units required for processing heavy crudes.
The platformer-unifiner shutdown has been scheduled to follow immediately after the Visbreaker and Ker Rerun units, which are currently under a turnaround, the company said in a statement.
2003 - Foster Wheeler then performed the FEED which includes a full conversion hydrocracker and a visbreaker unit.
Today, both conventional and exotic feeds are considered, including coal, gas, petroleum coke, biomass, wastes and refuses, visbreaker residue or deasphalting pitch.
The conversion project will add a grassroot vacuum flash and distillation unit, a visbreaker, a diesel hydrodesulphurization units and associated utilities and infrastructure to the Galp's Porto Refinery and is part of an investment program that will allow Galp to increase the diesel production by 50,000 barrels per day and the utilization rate of the existing refineries, allowing Galp to process heavier crudes and meet the latest environmental regulations.
Further, the project also involves installation of grassroot vacuum flash and visbreaker.
The firm also will provide technology and Feed services for a crude distillation unit, vacuum distillation unit, and visbreaker in a complex that will utilise the Shell Soaker Visbreaking technology jointly licensed by CB&I and Shell, according to the service company.
The feeds that can be processed in the VGO Unionfining process include straight-run vacuum gas oil, heavy coker gas oil and visbreaker gas oil.