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C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B29/00—Monoazo dyes prepared by diazotising and coupling
C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
C09B29/12—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the benzene series
E—FIXED CONSTRUCTIONS
E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B9/00—Fastening rails on sleepers, or the like
E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
E01B9/28—Fastening on wooden or concrete sleepers or on masonry with clamp members
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Verfahren zur Darstellung von Azofarbstoffen durch Combination von 1 Aequivalent Diamido - a - naphtalindisulfosäure mit 1 oder 2 Aequivalenten p - Nitrodiazobenzol