KERAMISK MEMBRAN TIL FILTRERING OG FREMGANGSMAADE TIL FREMSTILLING DERAF

1. A ceramic filter membrane comprising at least mainly grains of sintered alumina, which are fixed to one another by "bonded" portions of the grain surfaces while leaving pores therebetween which are surrounded by the remaining "exposed" portions of the grain surfaces, character...

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Bibliographic Details
Main Authors WICKER, ALAIN, GALAJ, STANISLAS, BESLAND, MARIE-PAULE
Format Patent
LanguageDanish
Published 11.04.1988
Edition3
Subjects
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
REFRACTORIES
SEPARATION
SLAG
TRANSPORTING
TREATMENT OF NATURAL STONE
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Summary:1. A ceramic filter membrane comprising at least mainly grains of sintered alumina, which are fixed to one another by "bonded" portions of the grain surfaces while leaving pores therebetween which are surrounded by the remaining "exposed" portions of the grain surfaces, characterized in that said exposed portions of the grain surfaces are covered by a layer of zirconia, which is continuous from one grain to another and has a thickness comprised between 10 and 1000 nanometers.
Bibliography:Application Number: DK19870005295