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Class Information
Number: 585/701
Name: Chemistry of hydrocarbon compounds > Saturated compound synthesis > With measuring, sensing, testing, or synthesis operation control responsive to diverse condition
Description: Subject matter wherein the process involves a definitely recited step of measuring, analyzing, etc., a condition of parameter of the process or in which a condition of the synthesis operation, e.g., temperature, etc., is adjusted in accordance with a different aspect of the synthesis, e.g., strength of catalyst, etc.










Patents under this class:

Patent Number Title Of Patent Date Issued
7935320 Alkylation process with recontacting in settler May. 3, 2011
6512156 Method and apparatus for controlling severity of cracking operations by near infrared analysis in the gas phase using fiber optics Jan. 28, 2003
6031146 Thermocouple well assembly with a sealing coupling and a method for eliminating leaks in hydroconversion reactors while continuing to hydroprocess Feb. 29, 2000
5859305 Method for optimizing hydrogen fluoride alxylation and increasing process safety Jan. 12, 1999
5707923 Method of and apparatus for controlling an alkylation process Jan. 13, 1998
5196627 Isoparaffin:olefin alkylation process and reactor apparatus Mar. 23, 1993
5196629 Isoparaffin:olefin alkylation process and reactor apparatus Mar. 23, 1993
5157195 Control of HF alkylation propane stripper Oct. 20, 1992
5114675 HF alkylation unit with additive dispenser May. 19, 1992
4713774 Alkylation reactor quality control Dec. 15, 1987
4677244 Catalytic alkylation process and apparatus Jun. 30, 1987
4658073 Control system for multistage chemical upgrading Apr. 14, 1987
4620049 Method and apparatus for controlling polybutene production Oct. 28, 1986
4544788 Control system for catalytic conversion of olefins to heavier hydrocarbons Oct. 1, 1985
4482969 Control of an alkylation reactor Nov. 13, 1984
4470879 Fractionator control in an alkylation process Sep. 11, 1984
4276257 Catalytic alkylation of hydrocarbons Jun. 30, 1981
4262155 Maximization of isoparaffin utilization in alkylation of hydrocarbons Apr. 14, 1981
4210771 Total isomerization process Jul. 1, 1980
4207423 Acid type hydrocarbon alkylation with acid-soluble oil addition Jun. 10, 1980
4205196 Acid-type hydrocarbon alkylation with acid recycle streams at spaced points of a vertically-disposed elongated reactor May. 27, 1980
4189616 Maximum utilization of energy in isoparaffin recycle in alkylation Feb. 19, 1980
4174357 Alkylation process Nov. 13, 1979
4139573 Isoparaffin-olefin alkylation utilizing vaporization of normal paraffin to control the reaction temperature Feb. 13, 1979
4129606 Temperature control of integrated fractionation column and reaction zone Dec. 12, 1978
4073822 Method for continuously controlling the equivalent water content of fluorosulfuric acid catalysts Feb. 14, 1978
4052479 Conversion of methanol to olefinic components Oct. 4, 1977
4018846 Method for continuously controlling the water content of sulfuric acid alkylation catalyst Apr. 19, 1977
4008292 Recycle of isoparaffin-butylene hydrocarbon to isoparaffin-propylene alkylation reaction Feb. 15, 1977
3981942 HF alkylation process and reaction temperature control system Sep. 21, 1976
3972957 HF alkylation reaction temperature control system Aug. 3, 1976
3969078 HF Alkylation reaction temperature control system Jul. 13, 1976
3957901 Indirect heat exchange in alkylation May. 18, 1976
3948603 Control system for HF alkylation Apr. 6, 1976
3937749 HF Alkylation reaction temperature control Feb. 10, 1976











 
 
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