PT64996A - Spheroidal alumina particles - Google Patents

Spheroidal alumina particles

Info

Publication number
PT64996A
PT64996A PT64996A PT6499676A PT64996A PT 64996 A PT64996 A PT 64996A PT 64996 A PT64996 A PT 64996A PT 6499676 A PT6499676 A PT 6499676A PT 64996 A PT64996 A PT 64996A
Authority
PT
Portugal
Prior art keywords
alumina particles
spheroidal alumina
spheroidal
particles
alumina
Prior art date
Application number
PT64996A
Other languages
Portuguese (pt)
Other versions
PT64996B (en
Original Assignee
Uop Inc
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 Uop Inc filed Critical Uop Inc
Publication of PT64996A publication Critical patent/PT64996A/en
Publication of PT64996B publication Critical patent/PT64996B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/30Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/308Thermal decomposition of nitrates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/20Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by expressing the material, e.g. through sieves and fragmenting the extruded length
    • 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
    • B01J21/02Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04Alumina
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/30Particle morphology extending in three dimensions
    • C01P2004/32Spheres
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/11Powder tap density
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/14Pore volume
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/16Pore diameter
    • C01P2006/17Pore diameter distribution
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/21Attrition-index or crushing strength of granulates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Geology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
PT64996A 1975-04-16 1976-04-09 Spheroidal alumina particles PT64996B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56854275A 1975-04-16 1975-04-16

Publications (2)

Publication Number Publication Date
PT64996A true PT64996A (en) 1976-05-01
PT64996B PT64996B (en) 1977-09-08

Family

ID=24271712

Family Applications (1)

Application Number Title Priority Date Filing Date
PT64996A PT64996B (en) 1975-04-16 1976-04-09 Spheroidal alumina particles

Country Status (14)

Country Link
JP (1) JPS51135910A (en)
AR (1) AR208228A1 (en)
BE (1) BE840770A (en)
BR (1) BR7602252A (en)
DE (1) DE2615868C3 (en)
ES (1) ES447090A1 (en)
FR (1) FR2307576A1 (en)
GB (1) GB1535807A (en)
IN (1) IN145499B (en)
IT (1) IT1060717B (en)
NL (1) NL7604003A (en)
PT (1) PT64996B (en)
RO (1) RO69972A (en)
ZA (1) ZA762048B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2935914A1 (en) * 1979-09-06 1981-04-02 Kali-Chemie Ag, 3000 Hannover METHOD FOR PRODUCING SPHERICAL SHAPED BODIES BASED ON AL (ARROW DOWN) 2 (ARROW DOWN) O (ARROW DOWN) 3 (ARROW DOWN) AND / OR SIO (ARROW DOWN) 2 (ARROW DOWN)
FR2546513B3 (en) * 1983-03-25 1986-01-03 Micro Rayonnements Cie Fse DRYING AND SPRAYING ASSEMBLY FOR CLAY OR KAOLINIC BARBOTINES
FR2577816A1 (en) * 1985-02-28 1986-08-29 Skid Sa METHOD AND DEVICE FOR WELDING SKIS BY SPRAYING
JPH11319584A (en) 1998-05-11 1999-11-24 Nippon Kecchen Kk Preparation of particulate carrier for catalyst and preparation of catalyst using the carrier
GB9819591D0 (en) * 1998-09-08 1998-11-04 Elementis Uk Limited Granular pigments
US6562120B2 (en) * 1998-09-08 2003-05-13 Elementis Uk Limited Granular pigments
CN103041837B (en) * 2011-10-17 2015-10-21 中国石油化工股份有限公司 A kind of preparation method of spherical hydrogenation catalyst
CN103041868B (en) * 2011-10-17 2014-10-22 中国石油化工股份有限公司 Preparation method of spherical catalyst carrier
CN103041869B (en) * 2011-10-17 2015-04-15 中国石油化工股份有限公司 Preparation method of spherical catalyst carrier
CA2938002C (en) 2014-01-31 2022-11-15 Saudi Basic Industries Corporation Nitrogen fertilizer encapsulated core(s) containing a binder and an additive and method of making the same
BR112016025719B1 (en) 2014-05-05 2022-02-01 Sabic Global Technologies B.V. COATED FERTILIZER, AND METHODS FOR MANUFACTURING AND PREPARING A COATED FERTILIZER
US11104618B2 (en) 2015-07-20 2021-08-31 Sabic Global Technologies B.V. Fertilizer composition and methods of making and using same
US10689306B2 (en) 2015-07-20 2020-06-23 Sabic Global Technologies B.V. Fertilizer composition and methods of making and using same
US11124463B2 (en) 2015-11-16 2021-09-21 Sabic Global Technologies B.V. Coated granular fertilizers, methods of manufacture thereof, and uses thereof
BR112018009872B1 (en) 2015-11-16 2022-11-16 Sabic Global Technologies B.V. MANUFACTURING PROCESS OF A COATED FERTILIZER
CN108602730A (en) * 2016-02-08 2018-09-28 沙特基础工业全球技术有限公司 The method for preparing fertilizer kind core
EP3612508A1 (en) 2017-04-19 2020-02-26 SABIC Global Technologies B.V. Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor in separate particles
AU2018255907B2 (en) 2017-04-19 2023-02-02 SABIC Agri-Nutrients Company Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor separated within the same particle
CN110770195B (en) 2017-04-20 2022-08-23 沙特基础工业全球技术公司 Enhanced fertilizer with embedded powder composition
CN111183126A (en) 2017-08-09 2020-05-19 沙特基础工业全球技术公司 Extruded fertilizer granules containing urease inhibitors and/or nitrification inhibitors

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE912911C (en) * 1951-10-24 1954-06-03 Arthur Eric Jarvis Vickers Refractory cement or mortar
US3154603A (en) * 1961-08-02 1964-10-27 American Cyanamid Co Process for the preparation of spherical contact particles

Also Published As

Publication number Publication date
NL7604003A (en) 1976-10-19
AR208228A1 (en) 1976-12-09
DE2615868C3 (en) 1981-04-02
JPS569472B2 (en) 1981-03-02
BE840770A (en) 1976-08-02
GB1535807A (en) 1978-12-13
BR7602252A (en) 1976-10-12
PT64996B (en) 1977-09-08
JPS51135910A (en) 1976-11-25
ZA762048B (en) 1977-04-27
AU1273876A (en) 1977-10-13
DE2615868B2 (en) 1980-07-17
FR2307576A1 (en) 1976-11-12
IT1060717B (en) 1982-08-20
IN145499B (en) 1978-10-21
ES447090A1 (en) 1977-06-16
RO69972A (en) 1981-08-30
DE2615868A1 (en) 1976-10-21

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