RO69972A - PROCEDURE FOR OBTAINING SFEROIDAL ALUMINUM - Google Patents

PROCEDURE FOR OBTAINING SFEROIDAL ALUMINUM

Info

Publication number
RO69972A
RO69972A RO7685606A RO8560676A RO69972A RO 69972 A RO69972 A RO 69972A RO 7685606 A RO7685606 A RO 7685606A RO 8560676 A RO8560676 A RO 8560676A RO 69972 A RO69972 A RO 69972A
Authority
RO
Romania
Prior art keywords
sferoidal
aluminum
procedure
obtaining
sferoidal aluminum
Prior art date
Application number
RO7685606A
Other languages
French (fr)
Romanian (ro)
Inventor
Alan D Wilks
Rusell W Johnson
Original Assignee
Uop Inc,Us
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,Us filed Critical Uop Inc,Us
Publication of RO69972A publication Critical patent/RO69972A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/308—Thermal decomposition of nitrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/20—Processes 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/14—Pore volume
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/16—Pore diameter
    • C01P2006/17—Pore diameter distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/21—Attrition-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)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
RO7685606A 1975-04-16 1976-04-03 PROCEDURE FOR OBTAINING SFEROIDAL ALUMINUM RO69972A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
RO69972A true RO69972A (en) 1981-08-30

Family

ID=24271712

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7685606A RO69972A (en) 1975-04-16 1976-04-03 PROCEDURE FOR OBTAINING SFEROIDAL ALUMINUM

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 Method for producing carrier for granular catalyst and method for producing catalyst using the carrier
US6562120B2 (en) * 1998-09-08 2003-05-13 Elementis Uk Limited Granular pigments
GB9819591D0 (en) * 1998-09-08 1998-11-04 Elementis Uk Limited Granular pigments
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
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
WO2015114542A1 (en) 2014-01-31 2015-08-06 Saudi Basic Industries Corporation Fertilizer capsule comprising one or more cores and method of making same
EP4474370A3 (en) 2014-05-05 2025-02-19 SABIC Global Technologies B.V. Coated granular fertilizers, methods of manufacture thereof, and uses
US11104618B2 (en) 2015-07-20 2021-08-31 Sabic Global Technologies B.V. Fertilizer composition and methods of making and using same
CN108026118B (en) 2015-07-20 2021-11-05 沙特基础工业全球技术公司 Fertilizer compositions and methods of making and using the same
EP3377461B1 (en) 2015-11-16 2025-08-06 Sabic Agri-Nutrients Company Coated granular fertilizers, methods of manufacture thereof, and uses thereof
WO2017087265A1 (en) 2015-11-16 2017-05-26 Sabic Global Technologies B.V. Methods of manufacture for coated granular fertilizers
EP3414214A1 (en) 2016-02-08 2018-12-19 SABIC Global Technologies B.V. Method of making a fertilizer seed core
WO2018193344A1 (en) 2017-04-19 2018-10-25 Sabic Global Technologies B.V. Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor separated within the same particle
EP3612508B1 (en) 2017-04-19 2026-01-28 Sabic Agri-Nutrients Company Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor in separate particles
US11345645B2 (en) 2017-04-20 2022-05-31 Sabic Global Technologies B.V. Enhanced efficiency fertilizer with embedded powder composition
US11021409B2 (en) 2017-08-09 2021-06-01 Sabic Global Technologies B.V. Extruded fertilizer granules with urease 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
AR208228A1 (en) 1976-12-09
IN145499B (en) 1978-10-21
BR7602252A (en) 1976-10-12
JPS51135910A (en) 1976-11-25
DE2615868A1 (en) 1976-10-21
JPS569472B2 (en) 1981-03-02
DE2615868B2 (en) 1980-07-17
FR2307576A1 (en) 1976-11-12
PT64996A (en) 1976-05-01
ES447090A1 (en) 1977-06-16
IT1060717B (en) 1982-08-20
ZA762048B (en) 1977-04-27
GB1535807A (en) 1978-12-13
NL7604003A (en) 1976-10-19
AU1273876A (en) 1977-10-13
PT64996B (en) 1977-09-08
BE840770A (en) 1976-08-02
DE2615868C3 (en) 1981-04-02

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