Defatting and/or desiccation of animal skins (leather tanning)

The method comprises contacting of skins to be defatted and/or desiccated with one or more solvents. Dimethyl ether is used as a solvent. Lamb, cow, goat or pig skins are subject to defatting and/or desiccation. The technical result is to ensure treatment efficiency and improve environmental safety of the process.