Method of making spinel compounds
The invention provides a method of making a magnesium/aluminium spinel compound having the formula Mg(1+x)Al(2+y)O4 in which 0
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| creator | VAN ZYL ARNOLD |
| description | The invention provides a method of making a magnesium/aluminium spinel compound having the formula Mg(1+x)Al(2+y)O4 in which 0 |
| format | Patent |
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Particulate aluminium metal and a magnesium-containing component selected from magnesium oxide and precursors thereof are mixed together and heated to 800 DEG -1150 DEG C. in an oxidising environment to cause oxidation of at least part of the aluminium. Further heating then takes place to a temperature of 1150 DEG -1350 DEG C. in the oxidizing environment to cause aluminium oxide and magnesium oxide in the admixture to react together.</description><edition>6</edition><language>eng</language><subject>ARTIFICIAL STONE ; CEMENTS ; CERAMICS ; CHEMISTRY ; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS ; COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS ; CONCRETE ; INORGANIC CHEMISTRY ; LIME, MAGNESIA ; METALLURGY ; REFRACTORIES ; SLAG ; TREATMENT OF NATURAL STONE</subject><creationdate>1996</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19960611&DB=EPODOC&CC=US&NR=5525561A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19960611&DB=EPODOC&CC=US&NR=5525561A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>VAN ZYL; ARNOLD</creatorcontrib><title>Method of making spinel compounds</title><description>The invention provides a method of making a magnesium/aluminium spinel compound having the formula Mg(1+x)Al(2+y)O4 in which 0</=x</=0.2 and 0</=y</=0.35. Particulate aluminium metal and a magnesium-containing component selected from magnesium oxide and precursors thereof are mixed together and heated to 800 DEG -1150 DEG C. in an oxidising environment to cause oxidation of at least part of the aluminium. Further heating then takes place to a temperature of 1150 DEG -1350 DEG C. in the oxidizing environment to cause aluminium oxide and magnesium oxide in the admixture to react together.</description><subject>ARTIFICIAL STONE</subject><subject>CEMENTS</subject><subject>CERAMICS</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</subject><subject>COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS</subject><subject>CONCRETE</subject><subject>INORGANIC CHEMISTRY</subject><subject>LIME, MAGNESIA</subject><subject>METALLURGY</subject><subject>REFRACTORIES</subject><subject>SLAG</subject><subject>TREATMENT OF NATURAL STONE</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1996</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZFD0TS3JyE9RyE9TyE3MzsxLVyguyMxLzVFIzs8tyC_NSynmYWBNS8wpTuWF0twM8m6uIc4euqkF-fGpxQWJyal5qSXxocGmpkampmaGjsaEVQAA7wQk_A</recordid><startdate>19960611</startdate><enddate>19960611</enddate><creator>VAN ZYL; ARNOLD</creator><scope>EVB</scope></search><sort><creationdate>19960611</creationdate><title>Method of making spinel compounds</title><author>VAN ZYL; ARNOLD</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US5525561A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1996</creationdate><topic>ARTIFICIAL STONE</topic><topic>CEMENTS</topic><topic>CERAMICS</topic><topic>CHEMISTRY</topic><topic>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</topic><topic>COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS</topic><topic>CONCRETE</topic><topic>INORGANIC CHEMISTRY</topic><topic>LIME, MAGNESIA</topic><topic>METALLURGY</topic><topic>REFRACTORIES</topic><topic>SLAG</topic><topic>TREATMENT OF NATURAL STONE</topic><toplevel>online_resources</toplevel><creatorcontrib>VAN ZYL; ARNOLD</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>VAN ZYL; ARNOLD</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Method of making spinel compounds</title><date>1996-06-11</date><risdate>1996</risdate><abstract>The invention provides a method of making a magnesium/aluminium spinel compound having the formula Mg(1+x)Al(2+y)O4 in which 0</=x</=0.2 and 0</=y</=0.35. Particulate aluminium metal and a magnesium-containing component selected from magnesium oxide and precursors thereof are mixed together and heated to 800 DEG -1150 DEG C. in an oxidising environment to cause oxidation of at least part of the aluminium. Further heating then takes place to a temperature of 1150 DEG -1350 DEG C. in the oxidizing environment to cause aluminium oxide and magnesium oxide in the admixture to react together.</abstract><edition>6</edition><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS CONCRETE INORGANIC CHEMISTRY LIME, MAGNESIA METALLURGY REFRACTORIES SLAG TREATMENT OF NATURAL STONE |
| title | Method of making spinel compounds |
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