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Class Information
Number: 585/501
Name: Chemistry of hydrocarbon compounds > Unsaturated 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 or 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
8598396 Oligomerisation of olefins Dec. 3, 2013
8598401 Method for enhancing the performance of a catalyzed reaction Dec. 3, 2013
8415518 Production of light olefins Apr. 9, 2013
8178741 Method and apparatus for regenerating catalyst during oxygenates to olefins reaction May. 15, 2012
8173853 Process for preparing acetylene by partial oxidation of hydrocarbons May. 8, 2012
8115042 Oligomerisation of olefins Feb. 14, 2012
7754932 Monitoring and control of processes for making 1-hexene Jul. 13, 2010
7396970 Monitoring and control of processes for making 1-hexene Jul. 8, 2008
7161050 Method and apparatus for synthesizing olefins, alcohols, ethers, and aldehydes Jan. 9, 2007
7148390 Integrated process for synthesizing alcohols, ethers, aldehydes, and olefins from alkanes Dec. 12, 2006
7115791 Method and apparatus for controlling effluent composition in oxygenates to olefins conversion Oct. 3, 2006
7102046 Process for the arylation of olefins Sep. 5, 2006
6590131 Method for control of a chemical manufacturing process Jul. 8, 2003
6576719 Isobutene polymerization process Jun. 10, 2003
6521805 Isobutene polymerization process Feb. 18, 2003
6512156 Method and apparatus for controlling severity of cracking operations by near infrared analysis in the gas phase using fiber optics Jan. 28, 2003
6255548 Process for selective hydrogenation of unsaturated compounds Jul. 3, 2001
6042715 Method for modeling the crystallization of paraffins in petroleum fluids Mar. 28, 2000
5731485 Method of controlling a heater using heat flux ratios Mar. 24, 1998
5648581 Method for vapor phase polymerization of alpha-olefin Jul. 15, 1997
5389342 Apparatus for dehydrogenation process control Feb. 14, 1995
5365006 Process and apparatus for dehydrogenating alkanes Nov. 15, 1994
5082985 Process for controlling hydrocarbon steam cracking system using a spectrophotometer Jan. 21, 1992
4891464 Control method for oxygen addition to oxidative reheat zone of hydrocarbon conversion process Jan. 2, 1990
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
4544781 Control of temperature exotherms in the conversion of methanol to gasoline hydrocarbons Oct. 1, 1985
4257105 Control of a cracking furnace Mar. 17, 1981
4231753 Control of a cracking furnace Nov. 4, 1980
4129606 Temperature control of integrated fractionation column and reaction zone Dec. 12, 1978
4069272 Oxidative dehydrogenation effluent control Jan. 17, 1978
4052479 Conversion of methanol to olefinic components Oct. 4, 1977
3980525 Increasing ethylene feedstock gases produced by quenching effluent zone above coke bed with cooling liquid Sep. 14, 1976
3937747 Balancing adiabatic reactors Feb. 10, 1976











 
 
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