Liquid purification or separation – Sectional chamber press type – Medium clamped in joint
Reexamination Certificate
2006-08-15
2006-08-15
Cecil, Terry K. (Department: 1723)
Liquid purification or separation
Sectional chamber press type
Medium clamped in joint
C210S445000, C210S499000, C210S500100, C055S527000
Reexamination Certificate
active
07090770
ABSTRACT:
The invention relates to a filter cloth for a filter press and to a method for producing said filter cloth. The inventive filter cloth has a filtration section through which the filtrate reaches a filter element of the filter press, and an edging section which rests against the edge of the filter element. The filtration area is provided with a cloth that differs from that of the edging section. The filtration area is woven from monofil yarns while multifil yarns are woven into the edging section.
REFERENCES:
patent: 3382985 (1968-05-01), Muehl
patent: 5477891 (1995-12-01), Benesi
patent: 6103132 (2000-08-01), Seyfried et al.
patent: 10 03 185 (1957-02-01), None
patent: 0 521 512 (1993-01-01), None
patent: 09075638 (1997-03-01), None
patent: 10 043529 (1998-02-01), None
Maurer Christoph
Mueller Hans Rudolf
Cecil Terry K.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Sefar AG
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