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Application filed by Rudgwick Brickworks Co LtdfiledCriticalRudgwick Brickworks Co Ltd
Publication of ZA738343BpublicationCriticalpatent/ZA738343B/en
C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE