| 摘要 |
Both sides of a moving paper web 1 are coated by passage upwardly through the nip 3 of a pair of rotatable transfer rolls 2. A doctor blade 4 or roll 4a spreads the coating substance 8 evenly on the transfer rolls, the coating substance 8 being supplied by a duct 6 to the space between each transfer roll 2 and its associated doctor. <IMAGE> |
