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Postprimary migration and compositional changes (view source)
Revision as of 21:29, 22 June 2015
, 21:29, 22 June 2015no edit summary
* Adsorption—selective removal and retardation of hydrocarbon migration rate by mineral and [http://www.thefreedictionary.com/kerogen kerogen] particles
* Adsorption—selective removal and retardation of hydrocarbon migration rate by mineral and [http://www.thefreedictionary.com/kerogen kerogen] particles
* Phase partitioning—concentration of different hydrocarbon species into gaseous and liquid phases with changes in pressure and temperature
* Phase partitioning—concentration of different hydrocarbon species into gaseous and liquid phases with changes in pressure and temperature
* Mixing—by (1) including hydrocarbons from kerogen particles along the migration path; (2) mixing [[migration]] streams from two or more source rocks; or (3) precipitation of [http://petrowiki.org/Asphaltenes_and_waxes asphaltenes] and other high-molecular-weight compounds by the addition of [http://scifun.chem.wisc.edu/chemweek/methane/methane.html methane]
* Mixing—by (1) including hydrocarbons from kerogen particles along the migration path; (2) mixing [[migration]] streams from two or more source rocks; or (3) precipitation of [[asphaltenes]] and other high-molecular-weight compounds by the addition of [http://scifun.chem.wisc.edu/chemweek/methane/methane.html methane]
* Biodegradation—biologic alteration of the hydrocarbons
* Biodegradation—biologic alteration of the hydrocarbons