Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 585/719
Name: Chemistry of hydrocarbon compounds > Saturated compound synthesis > By condensation of a paraffin molecule with an olefin-acting molecule, e.g., alkylation, etc. > With plural separation procedures applied to effluent or effluent component
Description: Subject matter wherein the effluent from the alkylation reaction or a component thereof passes through at least two separation steps.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8653318 Process for preparing an alkylate Feb. 18, 2014
8569561 Method for revamping an HF or sulphuric acid alkylation unit Oct. 29, 2013
8552243 Process for preparing an alkylate Oct. 8, 2013
8501123 HF alkylation process with internal acid regeneration Aug. 6, 2013
8212098 HF alkylation process with internal acid regeneration Jul. 3, 2012
8153854 Gasoline alkylate RVP control Apr. 10, 2012
8128895 Integrated production of FCC-produced C3 and cumene Mar. 6, 2012
8124034 Alkylation unit and method of modifying Feb. 28, 2012
8021620 Apparatus for oligomerizing dilute ethylene Sep. 20, 2011
7935320 Alkylation process with recontacting in settler May. 3, 2011
7914754 Integrated production of FCC-produced C2 and ethyl benzene Mar. 29, 2011
7781634 Treatment of olefin feed to paraffin alkylation Aug. 24, 2010
7723555 Paraffin alkylation process May. 25, 2010
7449612 Paraffin alkylation process Nov. 11, 2008
7176340 Continuous process for the alkylation of hydrocarbons Feb. 13, 2007
7126038 Method of removing entrained sulfuric acid from alkylate Oct. 24, 2006
7119244 Method of removing organic sulfur compounds from alkylate Oct. 10, 2006
7119243 Alkylation process with efficient effluent refrigeration Oct. 10, 2006
7087803 Method for the recovery of perfluorinated sulphonic acid Aug. 8, 2006
6943276 Alkylation process with efficient effluent refrigeration Sep. 13, 2005
6891076 Process for the recovery of perfluorinated sulphonic acids from spent acid residue May. 10, 2005
6673977 Procedure and device for the alkylation of isobutane by light olefins Jan. 6, 2004
6552241 Alkylation process Apr. 22, 2003
6486374 Method and apparatus for alkylation using solid catalyst particles in a transport reactor Nov. 26, 2002
6429349 Co-alkylation for gasoline RVP reduction Aug. 6, 2002
6392114 Solid catalyst alkylation process with regeneration section and hydrogen fractionation zone May. 21, 2002
6281405 Alkylation process using membrane for recovery of halides Aug. 28, 2001
5856606 Turbulent bed solid catalyst hydrocarbon alkylation process Jan. 5, 1999
5767335 Method for preventing the accumulation of light ASO in the alkylation catalyst of alkylation process system Jun. 16, 1998
5763728 Recovery and recycle of HF-amine complex in HF alkylation Jun. 9, 1998
5744681 Paraffin alkylation process Apr. 28, 1998
5659096 Combination of olefin oligomerization and paraffin alkylation Aug. 19, 1997
5648588 Method for removing sulfone and hydrogen fluoride from a hydrocarbon stream and producing a sulfone product free of hydrogen fluoride Jul. 15, 1997
5639930 Process of producing alkylates Jun. 17, 1997
5565617 Process for purifying an alkylate stream Oct. 15, 1996
5491277 Mixed-phase solid bed hydrocarbon alkylation process Feb. 13, 1996
5489732 Fluidized solid bed motor fuel alkylation process Feb. 6, 1996
5476983 Reclamation of HF and recovery of gasoline from acid-soluble oil by cracking Dec. 19, 1995
5461183 Removal of ASO from HF/sulfolane alkylation catalyst Oct. 24, 1995
5457258 Recovery of spent acid catalyst from alkylation of hydrocarbons Oct. 10, 1995
5453177 Integrated distillate recovery process Sep. 26, 1995
5444175 Process for the alkylation of paraffins Aug. 22, 1995
5362377 Conversion of olefins by catalytic distillation Nov. 8, 1994
5347065 Alkylation catalyst regeneration Sep. 13, 1994
5292981 Isoparaffin-olefin alkylation process Mar. 8, 1994
5284990 Method for converting a hydrogen fluoride alkylation unit to a sulfuric acid alkylation unit Feb. 8, 1994
5284993 Alkylation catalyst regeneration Feb. 8, 1994
5220094 Alkylation recontractor with internal mixer Jun. 15, 1993
5157195 Control of HF alkylation propane stripper Oct. 20, 1992
5120897 Isoparaffin/olefin alkylation Jun. 9, 1992

1 2 3

  Recently Added Patents
Method and system for determining an optimal missile intercept approach direction for correct remote sensor-to-seeker handover
Methods and systems for aggregating and graphically representing information associated with a telecommunications circuit
Systems and methods for providing a shared folder via television
Vehicle seating system and method for reducing fatigue with changing actuator movement
Silicone hydrogel, lens for eye and contact lens
Tablet computer
Braided boomerang pet toy
  Randomly Featured Patents
Pedestal mount housing for electric vehicle service equipment
Injectable calcium phosphate cements and the preparation and use thereof
Apparatus and method for setting an ID code using a microcomputer in a display device
Portable terminal with foldable keyboard
Non-contact thermometer
Polishing processes for shallow trench isolation substrates
Apparatus and method for communicating MAC layer data in broadband wireless communication system
Fully-integrated hexahedral elements configured for reducing shear locking in finite element method
Hypochlorite bleach containing surfactant and organic antifoamant
Engine control system for a lean burn engine having fuel vapor recovery