Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Reexamination Certificate
2005-06-14
2005-06-14
Savage, Matthew O. (Department: 1724)
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
C209S397000, C029S896620, C029S525000
Reexamination Certificate
active
06905032
ABSTRACT:
Process for manufacturing screens and screens suitable for use in wet screening fibrous paper suspensions, in which the screens include at least one screen plate having a number of sorting apertures. The process includes providing a number of fastening openings in the at least one screen plate, and inserting profiled pieces into the fastening openings. At least a portion of the profiled pieces are arranged to project beyond a screen surface.
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Brettschneider Werner
Fey Jürgen
Greenblum & Bernstein P.L.C.
Savage Matthew O.
Voith Paper Patent GmbH
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