Paul Rys

Dyeing and printing of cellulosic fibre materials with vat dyes with mono- or di-hydroxyacetone as reducing agent

Method for dyeing and printing cellulosic fibrous materials with vat dyes

Process for the production of polycrystalline silicon coatings by electrolytic deposition of silicon

Process for the preparation of alkyl-substituted phenols or naphthols

Process for preparing 2,6-dihydroxynaphthalene.

Process for the preparation of carboxylated aromatic hydroxy compounds

Process for the preparation of 2,6-dihydroxynaphthalene

Process for preparing alkyl-substituted phenols or naphthols

Verfahren zur herstellung von 2,6-dihydroxynaphthalin. Process for the preparation of 2,6-dihydroxynaphthalene.

Process for preparing carboxylated aromatic hydroxy derivatives