Diatomaceous earth filter apparatus and method
US-10427076-B2 · Oct 1, 2019 · US
Backwashing fluid filtering system
US8968558B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8968558-B2 |
| Application number | US-201213684675-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 26, 2012 |
| Priority date | Nov 26, 2012 |
| Publication date | Mar 3, 2015 |
| Grant date | Mar 3, 2015 |
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Abstract
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The system of the present disclosure enables a filter cartridge having an array of filter media tubes to be remotely selectively back flushed during service by sequentially flushing the tubes with the rotary valving element to permit removal of trapped filtered material in service without disrupting the filtering flow in the balance of the filter array.
First claim
Opening claim text (preview).
The invention claimed is: 1. A backwash system for a fluid filter comprising: (a) a fluid pressure vessel having an interior wall surface and an inlet and outlet communicating with the wall surface and adapted for connection respectively to a fluid supply and discharge line; (b) a removable filter cartridge having a plurality of tubular filter elements having oppositely disposed open ends disposed in an array with a pair of spaced tube sheets each disposed at one of opposite end…
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Operations & Transport · mapped topic
Operations & Transport · mapped topic
- B01D29/668Primary
Operations & Transport · mapped topic
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Frequently asked questions
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- What does patent US8968558B2 cover?
- The system of the present disclosure enables a filter cartridge having an array of filter media tubes to be remotely selectively back flushed during service by sequentially flushing the tubes with the rotary valving element to permit removal of trapped filtered material in service without disrupting the filtering flow in the balance of the filter array.
- Who is the assignee on this patent?
- Isch Michael Edward, Clements Michael Roland, Annable Craig James, and 3 more
- What technology area does this patent fall under?
- Primary CPC classification B01D29/668. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).