Manufacture of emulsifier-free, anionic polyurethane...
Manufacture of leather
Manufacture of leather-like open fibrous materials
Manufacture of tanning agents
Manufacture of tanning substances
Masking product for a chromium-sulphate-based tanning agent,...
Method and apparatus for impregnation of items
Method and composition for recoloring worn leather and...
Method for de-hairing animals
Method for dry-cleaning leather
Method for finishing leather and leather substitutes
Method for preparing titanium agent and use thereof in...
Method for preserving animal hides
Method for processing leather
Method for processing leather
Method for producing chromium tanning liquors
Method for reversibly preserving hides
Method for treating leather
Method of dehairing and cleansing skins and hides
Method of depilating carcasses