Patent ID: 11857896
Assignee: KING'S FLAIR MARKETING LIMITED
Field: Chemical engineering (Chemistry)
Classification: CPC B  C | IPC B

Claim 13:
14. A fluid filter for treating fluid in a fluid container, comprising:
a filter media for filtering the fluid, and
a filter housing having a fluid impermeable plate to carry the filter media, wherein one or more fluid outlets are formed through the fluid impermeable plate to allow the fluid to flow out of the filter media, said one or more fluid outlets are arranged at a position deviated from one or more fluid inlets in a height direction of the filter media, through the fluid inlets the fluid enters into an interior of the filter media, so that a flow path along which the fluid flows in the filter media is extended to provide an extended fluid residence time,
wherein the filter media comprises one or more layers of filter materials of same type or different types,
wherein the filter media is configured to have a multi-layered structure comprising a first filter material layer, a second filter material layer and a third filter material layer in a direction of fluid flow, wherein the first filter material layer comprises nylon or a filterable non-woven fabric, the second filter material layer comprises activated carbon, or ion exchange resin or a combination thereof, and the third filter material layer comprises a nanofiber layer.