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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
C04B7/00—Hydraulic cements
C04B7/22—Iron ore cements ; Iron rich cements, e.g. Ferrari cements, Kühl cements
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Ceramic Engineering
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Materials Engineering
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Organic Chemistry
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FR571572D1923-09-171923-09-17
Manufacture of a ferrous cement
ExpiredFR571572A
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