Patent classifications
C
CHEMISTRY; METALLURGY
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C04
CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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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
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24/00
Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
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C04B24/16
Sulfur-containing compounds
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C04B24/20
Sulfonated aromatic compounds
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C04B24/22
Condensation; or polymerisation; products thereof
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C04B24/226
Sulfonated naphtalene-formaldehyde condensation products
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