fractionation


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fractionation

[‚frak·shə′nā·shən]
(chemistry)
Separation of a mixture in successive stages, each stage removing from the mixture some proportion of one of the substances, as by differential solubility in water-solvent mixtures.
(nucleonics)
Alterations in the isotopic composition of substances found in nature or in radioactive weapon debris, which result from small differences in the physical and chemical properties of isotopes of an element.
References in periodicals archive ?
A growing number of gas processors are investing in NGL fractionation technology, said Craig Ranta, Honeywells business director for UOP Russell.
Upon completion of the second and third phases of the project in December 2013, the UEO system will consist of 800m cubic-feet-per-day of cryogenic processing, 135,000 barrels-per-day of natural gas liquids fractionation, 870,000 barrels of natural gas liquids storage as well as a rail facility with 90 cars-per day, with full scalability to almost double the initial amount.
The Bonnie View fractionator expansion brings Southcross' total fractionation capacity in its South Texas complex to 27,300 Bbls/d, complementing its 335 MMcf/d of existing gas processing capacity.
Together, the companies will offer governments and pharmaceutical companies an integrated, cost-competitive "turn-key" solution for the construction of plasma fractionation plants, to help meet the rising worldwide demand for these potentially life-saving treatments.
The new Barcelona-based (Parets Del Valles) facilities will have the capacity to fractionate 1 million litres of plasma a year (with potential to expand to 2 million), allowing the company to double its existing fractionation capacity in Spain.
The plant got the ranking after it was expanded with a fourth fractionation unit as part of the Hawiyah NGL Project.
In comparing the wet and dry fractionation methods, Khullar's research team found that when using the wet fractionation method, the result is even higher ethanol concentrations coming out of the fermenter and better quality co-products than the dry method.
In addition, further fractionation optimization will be conducted this month at a pilot plant in the Switzerland-based research and development center of Buhler's parent company, Buhler AG.
Fractionation technology from Digilab Biovision GmbH, Hanover, Germany, was adopted for the isolation of low molecular weight peptides (typically <15,000 Da) from human plasma ultrafiltrate.
For good strength properties, fractionation in long and short fibers--followed by a refining of the long fiber--can be useful.
THE NETHERLANDS: The new fractionation plant of Unimills B.