coal tar

A Wikiszótár wikiből

Flag of the United Kingdom.svg Angol

Főnév

coal tar

  1. szénkátrány
    • 1989, Alain Chauvel, Gilles Lefebvre, Petrochemical Processes: Major Oxygenated, Chlorinated And Nitrated Derivatives, p. 123:
      Phenol can be obtained from coal tars by two methods : (a) Directly by separation of the product contained in this type of feedstock, at the rate of 0.5 to 1.5 per cent weight.