Method and apparatus for coating a moving paper or cardboard web

摘要

PCT No. PCT/FI96/00525 Sec. 371 Date May 14, 1998 Sec. 102(e) Date May 14, 1998 PCT Filed Oct. 7, 1996 PCT Pub. No. WO97/13035 PCT Pub. Date Apr. 10, 1997A method and apparatus for coating a moving web of paper of paper-board. In the method, the web to be coated is passed to a coater station, wherein a coat layer is applied to at least one surface of the web, and the web is dried at least to some degree and passed to the next treatment step. The coat is applied by spraying the coating mix on the web surface by a high-pressure spraying nozzles, the pattern width covered by a single nozzle is essentially narrower than the cross-machine width of the web being coated.