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Patent Agency Ranking
公开(公告)号：US3825503A
公开(公告)日：1974-07-23
申请号：US26321672
申请日：1972-06-15
Applicant: ASHLAND OIL INC
CPC classification number: B01J23/835 , B01J23/622 , B01J23/628 , B01J23/63 , C07C2521/04 , C07C2523/02 , C07C2523/04 , C07C2523/10 , C07C2523/14 , C07C2523/38 , C07C2523/755
Abstract: A NOVEL CATALYST SYSTEM INCLUDING AN ACTIVE METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF NOBEL METALS AND NICKEL; AND PROMOTER SELECTED FROM THE GROUP CONSISTING OF TIN AND LEAD; IF DESIRED, A SECOND PROMOTER SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS, SUCH AS POTASSIUM, RUBIDIUM, SECIUM, ETC., A ALKALINE EARTH METAL, SUCH A CALCIUM, STRONTIUM, BARIUM, ETC., AND A RARE EARTH METAL, SUCH AS CERIUM, THROIUM, ETC., AND AN INERT OXIDE SUPPORT, SUCH AS ALUMINA. THE SUBJECT CATALYST CATALYSTS ARE UTILIZED IN THE HYDRODEALKYLATION OF ALKYL AROMATICS, ETC., IN THE DEHYDROGENSTION OF PARAFFINS AND THE LIKE, AND IN THE DEHYDROGENATION-DESULFURIZATION OF SULFUR- AND NITROGEN-COTAMINATED HYDROCARBON MATERIALS.
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公开(公告)号：US3806553A
公开(公告)日：1974-04-23
申请号：US16397371
申请日：1971-07-19
Applicant: ASHLAND OIL INC
IPC: C10G25/05 , C10G45/68 , C10G47/12 , C10G59/02 , C10G65/12 , C10G67/06 , C10G69/08 , C10G69/12 , C07C7/04
CPC classification number: C10G69/126 , C10G45/68 , C10G2400/30
Abstract: A METHOD OF RECOVERING BENZENE AND TOLUENE FROM NORMALLY LIQUID HYDROCARBON MIXTURES CONTAINING IN EXCESS OF 50% OF BENZENE AND TOLUENE, TOGETHER WITH ACYCLIC MONO-OLEFINS, ACYCLIC DIOLEFINS, CYCLO-PARAFFINS, CYCLIC MONO-OLEFINS, CYCLIC DIOLEFINS, AND IN SOME CASES, SULFUR AND NITROGEN ORR OXYGEN COMPOUNDS, INCLUDING DISTILLING THE MIXTURE OF RECOVER A FRACTION BOILING IN THE BENZENE-TOLUENE RANGE, SUBJECTING THIS FRACTION TO A HYDROGEN TREATMENT IN THE PRESENCE OF A CATALYST AND UNDER CONDITIONS TO DEHYDROGENATE ACYCLIC DIOLEFINS AND HYDROGENATE ACYCLIC MONO-OLEFINS, POLYMERIZING THE HYDROGENATION PRODUCTS, IF DESIRED, DISTILLING THE POLYMER PRODUCT TO RECOVER A FRACTION BOILING IN THE BENZENE-TOLUENE RANGE, SUBJECTING THE BENZENE-TOLUENE FRACTION TO A HYDROGEN TREATMENT IN THE PRESENCE OF ACATALYST AND UNDER CONDITIONS SUFFICIENT TO CONVERT NONAROMATIC CYCLIC COMPOUNDS TO AROMATIC COMPOUNDS AND CRACK OTHER NONAROMATIC COMPOUNDS OF LOWER BOILING POINT.
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3.发明授权
公开(公告)号：US3760023A
公开(公告)日：1973-09-18
申请号：US3760023D
申请日：1971-04-26
Applicant: ASHLAND OIL INC
CPC classification number: B01J23/24 , C07C4/18 , C07C2521/04 , C07C2523/02 , C07C2523/04 , C07C2523/12 , C07C2523/24
Abstract: A process for the hydrodealkylation of alkyl-substituted aromatic hydrocarbons, including contacting the alkyl-substituted aromatic hydrocarbons with a catalyst comprising a metal of Group VIB of the Periodic System, such as chromium, molybdenum, and tungsten, and mixtures thereof, in an amount of about 5 to 15 per cent by weight of the finished catalyst, and a promoter selected from the group consisting of alkali metals, alkaline earth metals, rare earth metals, and mixtures thereof, such as potassium, rubidium, cesium, calcium, strontium, barium, cerium, thorium, etc., in an amount between about 1 to 10 percent by weight of the finished catalyst, at a temperature of about 1,050* to 1,200*F, a pressure of about 100 to 1,000 psig., a liquid hourly space velocity of about 0.1 to 5, and a hydrogento-hydrocarbon mole ratio between about 3 and 15 to 1.
Abstract translation: 烷基取代芳烃的加氢脱烷基化方法，包括使烷基取代的芳族烃与包含周期性体系的VIB族金属如铬，钼和钨的催化剂及其混合物的催化剂，其量为 约5至15重量％的成品催化剂，以及选自碱金属，碱土金属，稀土金属及其混合物的助催化剂，例如钾，铷，铯，钙，锶， 钡，铈，钍等，其量为成品催化剂重量的约1-10％，温度为约1050°至1200°F，压力为约100至1,000psig，液体小时 空间速度为约0.1至5，氢与烃的摩尔比为约3至15比1。
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公开(公告)号：US3836453A
公开(公告)日：1974-09-17
申请号：US27285572
申请日：1972-07-18
Applicant: ASHLAND OIL INC
Abstract: A PROCESS FOR HYDROGENATION-HYDROTREATING OF HYDROCARBON MATERIALS, COMPRISING; CONTACTING A HYDROCARBON MATERIAL, SUCH AS NAPHTHAS, KEROSENE, CYCLE OILS, GAS OILS, COAL LIQUIDS, AND PARTICULARLY A HYDROCARBON MATERIAL CONTAINING NAPHTHALENE, ALKYLBENZENES, AND ALKYLNAPHTHALENES, WITH A CATALYST CONTAINING AN ACTIVE HYDROGENATIONDEHYDROGENATION METAL, SUCH AS A METAL SELECTED FROM THE GROUP CONSISTING OF IB, IIB,VIB AND VIII OF THE PPERIODIC SYSTEM AND A BASIC METAL OXIDE PROMOTER SELECTED FROM THE GROUP CONSISTING OF GROUPS IA, IIA, IV, AND RARE EARTH METALS OF THE PERIODIC SYSTEM,BOTH DEPOSITED ON AN INERT OXIDE SUPPORT, SUCH AS GAMMA ALUMINAS, SILICA-ALUMINA, SILICA-ZIRCONIA, SILICA-MAGNESIA, ETC., AT A TEMPERATURE OF ABOUT 500 TO 900 F., A PRESSURE OF ABOUT 100 TO 300 P.S.I.G., A LIQUID HOURLY SPACE VELOCITY BETWEEN ABOUT 0.1 AND 10, AND A HYDROGEN-TO-HYDROCARBON MOLE RATIO OF ABOUT 3 TO 15 TO 1.
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公开(公告)号：US3778484A
公开(公告)日：1973-12-11
申请号：US3778484D
申请日：1971-07-19
Applicant: ASHLAND OIL INC
Abstract: A METHOD OF RECOVERING BENZENE AND TOLUENE FROM NORMALLY LIQUID HYDROCARBON MIXUTRTES CONTAINING IN EXCESS OF 50% OF BENZENE AND TOLUENE, TOGETHER WITH ACYCLIC MONO- OELFINS, ACYCLIC DIOLEFINS, CYCLO - PARAFFINS, CYCLIC MONO-OLEFINS, CYCLIC DIOLEFINS, AND IN SOME CASES, SULFUR AND NITROGEN OR OXYGEN COMPOUNDS, INCLUDING DISTILLING THE MIXTURE TO RECOVER A FRACTION BOILING IN THE BENZENETOLUENE RANGE, SUBJECTING THIS FRACTION TO A HYDROGEN TREATMENT IN THE PRESENCE OF A CATALYST AND UNDER CONDITIONS TO DEHYDROGENATE ACYCLIC DIOLEFINS AND HYDROGENATE ACYCLIC MONO-OLEFINS, POLYMERIZING THE HYDROGENATION PRODUCT, IF DESIRED, DISTILLING THE POLYMER PRODUCT TO RECOVER A FRACTION BOILING IN THE BENZENE-TOLUENE RANGE, SUBJECTING THE BENZENE - TOLUENE FRACTION TO A HYDROGEN TREATMENT IN THE PRESENCE OF A CATALYST AND UNDER CONDITIONS SUFFICIENT TO CONVERT NON-AROMATIC CYCLIC COMPOUNDS TO AROMATIC COMPOUNDS AND CRACK OTHER NON-AROMATIC COMPOUNDS OF LOWER BOILING POINT.
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