BR112015001606A2 - catalisadores de craqueamento com teores ultrabaixos de soda estabilizados com magnésio - Google Patents

catalisadores de craqueamento com teores ultrabaixos de soda estabilizados com magnésio

Info

Publication number
BR112015001606A2
BR112015001606A2 BR112015001606A BR112015001606A BR112015001606A2 BR 112015001606 A2 BR112015001606 A2 BR 112015001606A2 BR 112015001606 A BR112015001606 A BR 112015001606A BR 112015001606 A BR112015001606 A BR 112015001606A BR 112015001606 A2 BR112015001606 A2 BR 112015001606A2
Authority
BR
Brazil
Prior art keywords
catalytic cracking
ultra
fluid catalytic
cracking catalysts
rare earth
Prior art date
Application number
BR112015001606A
Other languages
English (en)
Portuguese (pt)
Inventor
J Sutovich Kevin
S Ziebarth Michael
Kumar Ranjit
F Wormsbecher Richard
Cheng Wu-Cheng
Shu Yuying
Original Assignee
Grace W R & Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Grace W R & Co filed Critical Grace W R & Co
Publication of BR112015001606A2 publication Critical patent/BR112015001606A2/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/08Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B01J29/084Y-type faujasite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/16Clays or other mineral silicates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/06Halogens; Compounds thereof
    • B01J27/125Halogens; Compounds thereof with scandium, yttrium, aluminium, gallium, indium or thallium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/061Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing metallic elements added to the zeolite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027Powdering
    • B01J37/0045Drying a slurry, e.g. spray drying
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0072Preparation of particles, e.g. dispersion of droplets in an oil bath
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/06Washing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08Heat treatment
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/02Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
    • C10G11/04Oxides
    • C10G11/05Crystalline alumino-silicates, e.g. molecular sieves
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/02Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
    • C10G11/08Halides
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G11/00Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/14Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts
    • C10G11/18Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised-bed" technique
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10After treatment, characterised by the effect to be obtained
    • B01J2229/18After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B01J2229/186After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10After treatment, characterised by the effect to be obtained
    • B01J2229/20After treatment, characterised by the effect to be obtained to introduce other elements in the catalyst composition comprising the molecular sieve, but not specially in or on the molecular sieve itself
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30After treatment, characterised by the means used
    • B01J2229/38Base treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30After treatment, characterised by the means used
    • B01J2229/42Addition of matrix or binder particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/80Mixtures of different zeolites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/90Regeneration or reactivation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/70Catalysts, in general, characterised by their form or physical properties characterised by their crystalline properties, e.g. semi-crystalline

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
BR112015001606A 2012-07-23 2013-07-23 catalisadores de craqueamento com teores ultrabaixos de soda estabilizados com magnésio BR112015001606A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261674527P 2012-07-23 2012-07-23
PCT/US2013/051581 WO2014018484A1 (en) 2012-07-23 2013-07-23 Magnesium stabilized ultra low soda cracking catalysts

Publications (1)

Publication Number Publication Date
BR112015001606A2 true BR112015001606A2 (pt) 2017-07-04

Family

ID=49997766

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015001606A BR112015001606A2 (pt) 2012-07-23 2013-07-23 catalisadores de craqueamento com teores ultrabaixos de soda estabilizados com magnésio

Country Status (13)

Country Link
US (1) US20150202602A1 (enExample)
EP (1) EP2874744B1 (enExample)
JP (1) JP6307074B2 (enExample)
KR (1) KR102151830B1 (enExample)
CN (1) CN104487167B (enExample)
BR (1) BR112015001606A2 (enExample)
CA (1) CA2879527C (enExample)
IN (1) IN2015DN00101A (enExample)
MX (2) MX376692B (enExample)
RU (1) RU2700409C2 (enExample)
TW (1) TWI611014B (enExample)
WO (1) WO2014018484A1 (enExample)
ZA (1) ZA201500188B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2599720C1 (ru) * 2015-07-08 2016-10-10 Акционерное общество "Газпромнефть - Омский НПЗ" Катализатор для осуществления реакций межмолекулярного переноса водорода и способ его приготовления
CA3115731A1 (en) 2018-11-02 2020-04-16 Shell Internationale Research Maatschappij B.V. Separation of ethane oxidative dehydrogenation effluent
KR102134292B1 (ko) * 2020-02-11 2020-07-15 주식회사 에스엔텍솔루숀 플라즈마 저온산화 흡착촉매 탈취기 및 탈취방법
AR123123A1 (es) 2020-08-03 2022-11-02 Shell Int Research Proceso integrado de producción de etileno

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242237A (en) * 1979-05-31 1980-12-30 Exxon Research & Engineering Co. Hydrocarbon cracking catalyst and process utilizing the same
US4308129A (en) * 1979-09-28 1981-12-29 Exxon Research & Engineering Co. Octane improvement cracking catalyst
BR8204542A (pt) * 1981-08-10 1983-07-26 Grace W R & Co Metodo de preparacao de composicoes de catalisadores ecomposicao de catalisador
US4458023A (en) * 1981-08-10 1984-07-03 W. R. Grace & Co. Catalyst manufacture
CA1194465A (en) * 1981-08-10 1985-10-01 William A. Welsh Zeolite catalyst manufacture
DE3867421D1 (de) * 1987-10-23 1992-02-13 Nippon Oil Co Ltd Katalysatoren zur umwandlung von kohlenwasserstoffen.
JPH01111446A (ja) * 1987-10-23 1989-04-28 Nippon Oil Co Ltd 炭化水素転化触媒
JP3383071B2 (ja) * 1994-05-18 2003-03-04 出光興産株式会社 新規ゼオライト触媒及びその製造方法
JP3586544B2 (ja) * 1997-06-04 2004-11-10 触媒化成工業株式会社 炭化水素接触分解用触媒組成物
US8084383B2 (en) * 2004-03-16 2011-12-27 W.R. Grace & Co.-Conn. Gasoline sulfur reduction catalyst for fluid catalytic cracking process
WO2006067154A1 (en) * 2004-12-21 2006-06-29 Albemarle Netherlands Bv Fcc catalyst, its preparation and use
TWI428180B (zh) * 2005-02-25 2014-03-01 Grace W R & Co 適用於流體化觸媒裂解程序之汽油硫減量觸媒
JP5383184B2 (ja) * 2005-04-27 2014-01-08 ダブリュー・アール・グレイス・アンド・カンパニー−コネチカット 流動接触分解時にNOx排出物を低減する組成物および方法
CN102791374B (zh) * 2010-03-18 2016-04-13 格雷斯公司 用于由胶溶化氧化铝制备改进的沸石催化剂的方法
EP2729553A4 (en) * 2011-07-06 2015-04-29 Reliance Ind Ltd METHOD AND COMPOSITION FOR CATALYST / ADDITIVE TO REDUCE GAS LEAKAGE IN FLUID CATALYTIC CRACKING (FCC) PROCESS

Also Published As

Publication number Publication date
CA2879527A1 (en) 2014-01-30
RU2015105982A (ru) 2016-09-10
CA2879527C (en) 2022-01-11
MX2020004131A (es) 2020-08-13
RU2700409C2 (ru) 2019-09-17
EP2874744A1 (en) 2015-05-27
EP2874744A4 (en) 2016-03-30
US20150202602A1 (en) 2015-07-23
JP2015528744A (ja) 2015-10-01
WO2014018484A1 (en) 2014-01-30
MX376692B (es) 2025-03-07
KR102151830B1 (ko) 2020-09-03
KR20150036718A (ko) 2015-04-07
CN104487167B (zh) 2017-12-12
TW201410861A (zh) 2014-03-16
EP2874744B1 (en) 2023-06-14
CN104487167A (zh) 2015-04-01
IN2015DN00101A (enExample) 2015-05-29
ZA201500188B (en) 2020-02-26
MX2015001077A (es) 2015-04-08
TWI611014B (zh) 2018-01-11
JP6307074B2 (ja) 2018-04-04

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B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
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B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time