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C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
C04B24/16—Sulfur-containing compounds
C04B24/18—Lignin sulfonic acid or derivatives thereof, e.g. sulfite lye
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Ceramic Engineering
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FR878440D1941-08-051942-01-14Procédé pour diminuer la proportion d'eau de délayage dans la confection du mortier et du béton
ExpiredFR878440A
(fr)