Legal status (The legal status 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 status listed.)
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Dicalite Espanola S A
Original Assignee
Dicalite Espanola S A
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Application filed by Dicalite Espanola S AfiledCriticalDicalite Espanola S A
Priority to ES359151ApriorityCriticalpatent/ES359151A3/en
Publication of ES359151A3publicationCriticalpatent/ES359151A3/en
Process for producing a filter material, characterized by the fact of expanding a pearlitic mineral to give a multicellular product having a mass density of about 1-6 lb/cubic foot (approximately 0.016-0.096 kg/dm-3), and preparing from the product a fragmentary material whose particles are less than 149 microns, having, at least 80% by volume of the fragmentary material, the property of substantially complete sedimentation in water and be substantially deprived of closed or partially closed voids. (Machine-translation by Google Translate, not legally binding)
ES359151A1968-10-141968-10-14Procedure to produce a filtering material. (Machine-translation by Google Translate, not legally binding)
ExpiredES359151A3
(en)
A procedure for the manufacture of a light additional material for similar masses to the concrete. (Machine-translation by Google Translate, not legally binding)
Procedure for the transformation and preparation of elements for the manufacture of pavements and coatings (Machine-translation by Google Translate, not legally binding)