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Class Information
Number: 585/826
Name: Chemistry of hydrocarbon compounds > Purification, separation, or recovery > By contact with solid sorbent > With specified sorbent rehabilitation procedure or agent, e.g., desorbent, etc.
Description: Subject matter in which a procedure for rehabilitation of the sorbent is described as more than mere "desorption", "recovery of sorbed material", or "purging", etc., or in which an agent for removing desorbed material is described in more specific terms than merely a "desorbent", etc.










Sub-classes under this class:

Class Number Class Name Patents
585/827 Cyclic sorbate 78
585/829 Unsaturated sorbate 73


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8658848 Highly flexible process and apparatus for the simulated counter-current production of para-xylene Feb. 25, 2014
8637723 Process for the activation of a copper-, zinc- and zirconium oxide-comprising adsorption composition Jan. 28, 2014
8637724 Process for the regeneration of a copper, zinc and zirconium oxide-comprising adsorption composition Jan. 28, 2014
8609925 Adsorbents with improved mass transfer properties and their use in the adsorptive separation of para-xylene Dec. 17, 2013
8580120 Reduction in flushing volume in an adsorptive separation system Nov. 12, 2013
8569564 Separation system Oct. 29, 2013
8558049 Process and apparatus for para-xylene production using multiple adsorptive separation units and multiple adsorptive bed feed points Oct. 15, 2013
8529757 Parex unit feed Sep. 10, 2013
8530367 Agglomerated zeolitic adsorbents, their method of preparation and their uses Sep. 10, 2013
8481798 Feedback and feedforward closed loop purity and recovery control Jul. 9, 2013
RE44125 Adsorption of volatile organic compounds derived from organic matter Apr. 2, 2013
8404917 Mixed matrix adsorbent for separation of gasoline components Mar. 26, 2013
8404918 Energy efficiency in adsorptive separation Mar. 26, 2013
8354019 Process for reducing benzene content of hydrocarbon stream using microporous carbon adsorbent Jan. 15, 2013
8323581 Apparatus for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons Dec. 4, 2012
8283511 Ethylene production by steam cracking of normal paraffins Oct. 9, 2012
8197675 Process for removing contaminants from hydrocarbon obtained from recycled materials Jun. 12, 2012
8198502 Process for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons Jun. 12, 2012
8158843 Deep desulfurization of hydrocarbon fuels Apr. 17, 2012
8138369 Removal of branched dibenzothiophenes from hydrocarbon mixtures via charge transfer complexes with a TAPA-functionalized adsorbent Mar. 20, 2012
7977526 Simulated countercurrent adsorptive separation process Jul. 12, 2011
7972568 Apparatus for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons Jul. 5, 2011
7928276 Process for producing high purity meta-xylene, comprising simulated moving bed adsorption and crystallization Apr. 19, 2011
7910773 Adsorption of volatile organic compounds derived from organic matter Mar. 22, 2011
7897829 Olefinic feedstock treatment processes Mar. 1, 2011
7897827 Propylene recovery during regeneration of an oxygenate removal unit Mar. 1, 2011
7838714 Process and device for improved separation of metaxylene in a simulated moving bed Nov. 23, 2010
7795483 Phenyl-alkane compositions produced using an adsorptive separation section Sep. 14, 2010
7763767 Adsorption process with on-line adsorbent removal Jul. 27, 2010
7759534 Process and device for improved separation of paraxylene in a simulated moving bed Jul. 20, 2010
7750198 Olefinic feedstock treatment processes Jul. 6, 2010
7744748 Process for desulphurizing a hydrocarbon feed by adsorption/desorption Jun. 29, 2010
7718842 Process for separating meta-xylene from a feed of aromatic hydrocarbons by liquid phase adsorption using tetraline as a desorbant May. 18, 2010
7713489 Experimental device for the study and the extrapolation of processes in a reactive simulated moving bed May. 11, 2010
7651550 Method for sulfur compounds removal from contaminated gas and liquid streams Jan. 26, 2010
7649124 Simulated moving bed adsorptive separation process using a plurality of adsorption chambers in parallel and crystallizer and device used therein Jan. 19, 2010
7635795 Simulated moving bed adsorptive separation process comprising preparation of feed by using single adsorption chamber and device used therein Dec. 22, 2009
7517390 Process for adsorber regeneration Apr. 14, 2009
7517389 Removal of sulphur compounds from hydrocarbon streams using adsorbents and regeneration of the loaded adsorbents Apr. 14, 2009
7449048 Method of reusing exhaust gas in polymer production plant Nov. 11, 2008
7449049 Method of purifying a natural gas by mercaptan adsorption Nov. 11, 2008
7396966 Olefinic feedstock treatment processes Jul. 8, 2008
7332640 Light hydrocarbon separation using 8-member ring zeolites Feb. 19, 2008
7326821 Removal of oxygenate from an olefin stream Feb. 5, 2008
7208651 Product recovery from simulated-moving-bed adsorption Apr. 24, 2007
7186328 Process for the regeneration of an adsorbent bed containing sulfur oxidated compounds Mar. 6, 2007
7148392 Separation of 1-butene from C.sub.4 feed streams Dec. 12, 2006
7074324 Process to remove sulfur contaminants from hydrocarbon streams Jul. 11, 2006
6984765 Separation of methanol, ethanol and/or dimethyl ether from hydrocarbon mixtures Jan. 10, 2006
6924406 Process for separating mixtures of hydrocarbon isomers in gas phase on molecular sieves Aug. 2, 2005

1 2 3 4 5










 
 
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