Filter candle

Details Filter candle Filter candle

2006-06-20

2006-06-20

Sorkin, David (Department: 1723)

Liquid purification or separation

Plural distinct separators

Filters

C210S497100

Reexamination Certificate

active

07063790

ABSTRACT:
A filter candle for a precoated filter for filtering and/or stabilizing fluids, especially beer, the filter candle comprising a tubular filter body that is formed from a spirally wound wire, with gaps being provided between the wire windings as fluid passages. To improve the adhesion of the precoated filter in such a filter candle, the surface of the wound wire that rests against the exterior of the filter body is inclined by an angle α relative to the longitudinal axis of the filter candle.

REFERENCES:
patent: 420136 (1890-01-01), Willis
patent: 806416 (1905-12-01), Lanye
patent: 2084433 (1937-06-01), Chorlton
patent: 3584685 (1971-06-01), Boyd
patent: 3630379 (1971-12-01), Sharples
patent: 3667615 (1972-06-01), Likness
patent: 2003/0052066 (2003-03-01), Spiller
patent: 2241063 (1974-02-01), None
patent: 0567726 (1993-11-01), None
patent: WO 93/07944 (1993-04-01), None

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