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中文
This class includes: - manufacture of millstones, sharpening or polishing stones and natural or artificial abrasive products, including abrasive products on a soft base (e.g. sandpaper) - manufacture of friction material and unmounted articles thereof with a base of mineral substances or of cellulose - manufacture of mineral insulating materials: * slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays and similar heat-insulating, sound-insulating or sound-absorbing materials - manufacture of articles of diverse mineral substances: * worked mica and articles of mica, of peat, of graphite (other than electrical articles) etc. - manufacture of articles of asphalt or similar material, e.g. asphalt-based adhesives, coal tar pitch etc. - carbon and graphite fibers and products (except electrodes and electrical applications)
This class excludes: - manufacture of glass wool and non-woven glass wool products, see 2310 - manufacture of carbon or graphite gaskets, see 2819