Abstract:
A METHOD FOR PREPARING A HYDROCARBON CONVERSION CATALYST COMPOSED OF ALUMINA AND CHLORINE OR BROMINE BY CONTACTING ALUMINA WITH AN ACTIVATOR SYSTEM COMPRISING CHLORINE OR BROMINE AND AN INORGANIC SULFUR COMPOUND SELECTED FROM THE GROUP HYDROGEN SULFIDE AND COMPOUNDS CORROESPONDING TO THE FORMULA SMX2. THE CATAYST MAY ADDITIONALLY INCLUDE A METAL SUCH AS APLATINUM, PALLADIUM, RUTHENIUM OR RHODIUM. THE CATALYSTS SO PREPARED ARE USEFUL IN SUCH HYDROCARBON CONVERSION PROCESSES AS ISOMERIZATION, CRACKING, HYDROCRACKING, REFORMING, ALKYLATION, DEHYDROGENATION, DISPROPORTIONATION AND POLYMERIZATION.
Abstract:
A HYDROCARBON CONVERSION PROCESS IN WHICH A HYDROCARBON IS CONTACTED AT CONVERSION CONDITIONS WITH A CATALYST COMPRISING ALUMINA AND CHLORINE WHEREIN AT LEAST A PORTION OF SAID CHLORINE IS INTRODUCED INTO SAID CATALYST BY CONTACTING SAID ALUMINA AT ELEVATED TEMPERATURE WITH A SELECTED ORGANIC CHLORINE IN THE PRESENCE OF AN AMOUNT OF OXYGEN SUFFICIENT TO CONVERT ALL OF THE CARBON IN SAID ORGANIC CHLORIDE TO CARBON DIOXIDE. IN ADDITION, THE CATALYST MAY CONTAIN A METAL SELECTED FROM THE GROUP CONSISTING OF RUTHENIUM, RHODIUM, PALLADIUM AND PLATINUM. THE CATALYST SO PREPARED IS USEFUL IN HYDROCARBON CONVERSION PROCESSES AS ISOMERIZATION, HYDROCRACKING, ALKYLATION, HYDROGENATION, AND POLYMERIZATION.
Abstract:
Petrochemical feedstocks such as ethylene may be prepared from heavier hydrocarbon stock such as gas oils with simultaneous production of alkylate gasolines.
Abstract:
ALKYLAROMATIC HYDROCARBONS ARE DISPROPORTIONATED AND ISOMERIZED IN THE PRESENCE OF A CATALYST COMPOSED OF A MEMBER OF GROUP VI-B OF THE PERIODIC CHART, ALUMINA AND FLUORINE WHERE THE CATALYST IS PREPARED BY CONTACTING A COMPOSITE OF ALUMINA HAVING ASSOCIATED THEREWITH A MEMBER OF GROUP VI-B WITH A COMBINATION OF (1) HYDROGEN OR CARBON MONOXIDE AND (2) SULFUR HEXALFLUORIDE, SULFURRY FLUORIDE OR THIONYL FLUORIDE AT A TEMPERATURE OF FROM ABOUT 200 TO 1200*F.
Abstract:
CONDUCTING A CATALYTIC REACTION WITH A DUAL FUNCTION CATALYST COMPRISING TWO CATALYTIC CONSTITUENTS, ONE OF WHICH IS CAUSED TO FUNCTION AT A SOMEWHAT MORE ELEVATED TEMPERATURE THAN THE OTHER CATALYTIC CONSTIUENT BY THE ACTION OF A RADIO FREQUENCY FIELD SUFFICIENT TO SELECTIVELY RAISE THE TEMPERATURE OF THE FIRST NAMED CATALYTIC CONSTITUENT A SUBSTANTIAL AMOUNT.
Abstract:
A HYDROCARBON CONTAINING 4 TO 7 CARBON ATOMS IS ISOMERIZED WITH AN ALUMINA CATALYST CONTAINING CHLORINE AND WHICH MAY ALSO INCLUDE A METAL FROM THE GROUP; RUTHENUIM, RHODIUM, PALLADIUM AND PATINUM. THE CHLORINE IS INTRODUCED TO THE ALUMINA IN AMOUNTS OF 3-12% BY CONTACTING THE ALUMINA WITH A COMBINATION OF MOLECULAR CHLORINE AND AN ORGANIC COMPOUND, SUCH AS FORMALDEHYDE, METHYL ALCOHOL OR METHYL MECAPTAN, AT 400-750*F.