D21F5/146 - CPC Classification Index

ClassID:

126619 ⎘

D21F5/146 - CPC Classification

Classification description:

Dryer section of machines for making continuous webs of paper; Drying webs by applying vacuum Vacuum seals

Recent Application in this class:

20220333306

SEALING STRIP AND SEALING DEVICE

20180313035

Suction roll seal strip monitor and lubrication water control system