Shut-off valve for heating gas pipe of plant for drying long, narrow oriented strand board comprises valve flap with double seals fitted on both sides, flap being made up of parallel tubes which are air-cooled

摘要

The shut-off valve for the heating gas pipe of a plant for drying long, narrow oriented strand board comprises a valve flap (8) with double seals (9) fitted on both sides. The flap is made up of parallel tubes (12) which are air-cooled.