BE821548A - Procede de preparation de produits doues de proprietes mecaniques ameliorees et produits ainsi obtenus - Google Patents

Procede de preparation de produits doues de proprietes mecaniques ameliorees et produits ainsi obtenus

Info

Publication number
BE821548A
BE821548A BE149937A BE149937A BE821548A BE 821548 A BE821548 A BE 821548A BE 149937 A BE149937 A BE 149937A BE 149937 A BE149937 A BE 149937A BE 821548 A BE821548 A BE 821548A
Authority
BE
Belgium
Prior art keywords
products
preparation
mechanical properties
improved mechanical
improved
Prior art date
Application number
BE149937A
Other languages
English (en)
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 filed Critical
Publication of BE821548A publication Critical patent/BE821548A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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
    • B01J21/12—Silica and alumina
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
    • B01J23/04—Alkali metals
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • B01J37/10—Heat treatment in the presence of water, e.g. steam
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/145—After-treatment of oxides or hydroxides, e.g. pulverising, drying, decreasing the acidity
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
    • C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
    • 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
    • C01P2006/12—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/50—Stabilized
BE149937A 1974-09-19 1974-10-28 Procede de preparation de produits doues de proprietes mecaniques ameliorees et produits ainsi obtenus BE821548A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT27455/74A IT1022099B (it) 1974-09-19 1974-09-19 Procedimento per preparare materiali aventi proprieta meccaniche migliorate e materiali cosi ottenuti

Publications (1)

Publication Number Publication Date
BE821548A true BE821548A (fr) 1975-02-17

Family

ID=11221676

Family Applications (1)

Application Number Title Priority Date Filing Date
BE149937A BE821548A (fr) 1974-09-19 1974-10-28 Procede de preparation de produits doues de proprietes mecaniques ameliorees et produits ainsi obtenus

Country Status (31)

Country Link
US (1) US4013589A (fr)
JP (1) JPS5546973B2 (fr)
AR (1) AR204423A1 (fr)
AT (1) AT346815B (fr)
BE (1) BE821548A (fr)
BR (1) BR7409134A (fr)
CA (1) CA1047736A (fr)
CS (1) CS199567B2 (fr)
DD (1) DD114585A5 (fr)
DE (1) DE2451849B2 (fr)
DK (1) DK146045C (fr)
EG (1) EG13460A (fr)
ES (1) ES431756A1 (fr)
FR (1) FR2285343A1 (fr)
GB (1) GB1492273A (fr)
HU (1) HU169266B (fr)
IE (1) IE41855B1 (fr)
IT (1) IT1022099B (fr)
LU (1) LU71178A1 (fr)
MW (1) MW4374A1 (fr)
NL (1) NL178752C (fr)
NO (1) NO144512C (fr)
PH (1) PH12791A (fr)
PL (1) PL100123B1 (fr)
RO (1) RO75102A (fr)
SE (1) SE411100B (fr)
SU (1) SU639439A3 (fr)
TR (1) TR19054A (fr)
YU (1) YU36134B (fr)
ZA (1) ZA746597B (fr)
ZM (1) ZM15874A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1025882B (it) * 1974-11-21 1978-08-30 Snam Progetti Processo per la preparazione dieteri
US4080284A (en) * 1976-04-12 1978-03-21 Mobil Oil Corporation Hydrocarbon conversion with modified solid catalyst materials
JPS57198901A (en) * 1981-05-30 1982-12-06 Tokyo Shibaura Electric Co Controller for liquid level of evaporation generator
CA1215963A (fr) * 1982-11-12 1986-12-30 Tenneco Oil Company Isomerisation d'alcenes a l'aide d'un catalyseur a base de a1.sub.20.sub.3
JPS59191007U (ja) * 1983-05-31 1984-12-18 横河電機株式会社 ボイラの給水制御システム
US4806513A (en) * 1984-05-29 1989-02-21 Phillips Petroleum Company Silicon and fluorine-treated alumina containing a chromium catalyst and method of producing same
JPS6166005A (ja) * 1984-09-10 1986-04-04 バブコツク日立株式会社 ボイラ気胴水位制御装置
US4677095A (en) * 1985-01-31 1987-06-30 Engelhard Corporation Stabilized alumina catalyst support coatings
NL8501862A (nl) * 1985-06-28 1987-01-16 Shell Int Research Werkwijze ter bereiding van een zilver-houdende katalysator.
GB2184367A (en) * 1985-12-18 1987-06-24 British Gas Plc Methanation catalysts
CA1276002C (fr) * 1985-12-31 1990-11-06 Lawrence L. Murrell Catalyseurs au silice porte sur alumine, leur preparation et leur emploi
US4708945A (en) * 1985-12-31 1987-11-24 Exxon Research And Engineering Company Catalysts comprising silica supported on a boehmite-like surface, their preparation and use
FR2676437B1 (fr) * 1991-05-14 1993-09-17 Rhone Poulenc Chimie Alumine stabilisee par la silice et son procede de preparation.
US5507940A (en) * 1991-08-30 1996-04-16 Shell Oil Company Hydrodenitrification catalyst and process
IT1271313B (it) 1994-12-21 1997-05-27 Enichem Spa Processo integrato per la produzione di eteri alchilici ter-amilici
US20090098032A1 (en) * 2007-10-11 2009-04-16 Basf Catalysts Llc Methods of making aluminosilicate coated alumina
CN108371949A (zh) * 2018-02-07 2018-08-07 武汉凯迪工程技术研究总院有限公司 高抗磨损性氧化铝载体及其制备方法
CN111318286B (zh) * 2018-12-13 2023-08-01 中国石油化工股份有限公司 一种加氢处理催化剂及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852473A (en) * 1955-06-08 1958-09-16 Grace W R & Co Method of preparing alumina and hydroforming catalyst thereon
US3359214A (en) * 1964-02-20 1967-12-19 Cabot Corp Surface properties of solids
GB1107875A (en) * 1964-04-07 1968-03-27 Snam Spa Method for preparing spheroidal alumina
GB1170622A (en) * 1967-01-10 1969-11-12 British Petroleum Co Improvements relating to the preparation of Catalysts

Also Published As

Publication number Publication date
PL100123B1 (pl) 1978-09-30
DE2451849A1 (de) 1976-04-01
RO75102A (fr) 1980-10-30
PH12791A (en) 1979-08-17
LU71178A1 (fr) 1975-04-17
IT1022099B (it) 1978-03-20
YU36134B (en) 1982-02-25
NO743890L (fr) 1976-03-22
ATA877174A (de) 1978-04-15
NL178752C (nl) 1986-05-16
FR2285343A1 (fr) 1976-04-16
AR204423A1 (es) 1976-02-06
SU639439A3 (ru) 1978-12-25
DK146045B (da) 1983-06-13
TR19054A (tr) 1978-03-01
NO144512B (no) 1981-06-09
SE7413475L (sv) 1976-03-22
DD114585A5 (fr) 1975-08-12
DK565874A (da) 1976-03-20
CS199567B2 (en) 1980-07-31
NL178752B (nl) 1985-12-16
FR2285343B1 (fr) 1978-09-29
NL7414139A (nl) 1976-03-23
ZM15874A1 (en) 1975-06-23
DE2451849B2 (de) 1978-09-14
GB1492273A (en) 1977-11-16
ES431756A1 (es) 1977-04-16
BR7409134A (pt) 1976-05-11
EG13460A (en) 1981-12-31
NO144512C (no) 1981-09-16
US4013589A (en) 1977-03-22
SE411100B (sv) 1979-12-03
CA1047736A (fr) 1979-02-06
JPS5546973B2 (fr) 1980-11-27
DK146045C (da) 1983-11-07
AU7451474A (en) 1976-04-29
IE41855B1 (en) 1980-04-09
MW4374A1 (en) 1976-05-12
YU286074A (en) 1981-04-30
JPS5139598A (fr) 1976-04-02
IE41855L (en) 1976-03-19
HU169266B (fr) 1976-10-28
AT346815B (de) 1978-11-27
ZA746597B (en) 1975-11-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SNAM PROGETTI S.P.A.

Effective date: 19871031