Title:
MULTILAYERED WOUND FILTER
Document Type and Number:
Japanese Patent JPS5779874
Kind Code:
A
Abstract:
A precision helically wound filter cartridge has at least a base wind and an outer wind. The number of diamonds on the surface of each of the winds differs from the number of diamonds on the surface of each of the other winds. The winds may be formed on a foraminous core, e.g. cylindrical.
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Inventors:
UORUTAA DEIRU UOMAA
Application Number:
JP14178781A
Publication Date:
May 19, 1982
Filing Date:
September 10, 1981
Export Citation:
Assignee:
KENNECOTT CORP
International Classes:
B01D29/11; A24D3/04; (IPC1-7): A24D3/04
Domestic Patent References:
| JPS4832256A | 1973-04-27 |