FLUID PURIFYING APPARATUS AND FILTER HOUSING

• US 20100176050A1
• Filed: 11/21/2006
• Published: 07/15/2010
• Est. Priority Date: 11/24/2005
• Status: Abandoned Application

• Current Assignee: Bridgestone Corporation
• Original Assignee: Bridgestone Corporation
• Inventors: Mori, Hisashi
• Application Number:
  US12/093,618
• Publication Number:
  US 20100176050A1
• Time in Patent Office: Days
• US Class Current: 210/435
• CPC Class Codes: B01D 46/0039 with flow guiding by feed or discharge devices
• CPC Class Codes: B01D 46/10 Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
• CPC Class Codes: B01D 53/0407 Constructional details of adsorbing systems
• CPC Class Codes: B01J 20/12 Naturally occurring clays or bleaching earth
• CPC Class Codes: B01J 20/16 Alumino-silicates B01J20/12 takes precedence
• CPC Class Codes: B01J 20/20 comprising free carbon; comprising carbon obtained by carbonising processes
• CPC Class Codes: B01J 20/2805 Sorbents inside a permeable or porous casing, e.g. inside a container, bag or membrane
• CPC Class Codes: B01J 2220/66 Other type of housings or containers not covered by B01J2220/58 - B01J2220/64
• CPC Class Codes: B01J 39/00 Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties ion-exchange chromatography processes B01D15/36
• CPC Class Codes: B01J 41/00 Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties ion-exchange chromatography processes B01D15/36
• CPC Class Codes: B01J 45/00 Ion-exchange in which a complex or a chelate is formed; Use of material as complex or chelate forming ion-exchangers; Treatment of material for improving the complex or chelate forming ion-exchange properties ion-exchange chromatography processes B01D15/36
• CPC Class Codes: C02F 1/004 using large scale industrial sized filters
• CPC Class Codes: C02F 1/283 using coal, charred products, or inorganic mixtures containing them
• CPC Class Codes: C02F 1/288 using composite sorbents, e.g. coated, impregnated, multi-layered
• CPC Class Codes: C02F 2201/006 Cartridges

Abstract

Disclosed is a fluid purifying apparatus (1) which is composed of a filter housing (2) having a fluid inlet opening (231) and a fluid outlet opening (221), and a filter member (3) contained in the filter housing (2) in such a manner that the filter member crosses the flow path of a fluid from the fluid inlet opening (231) to the fluid outlet opening (221). The fluid purifying apparatus (1) is characterized in that the bore diameter a of the fluid outlet opening and the shortest distance h between the filter member and the position of the inner peripheral portion of the fluid outlet opening farthest from the filter member satisfy the following relation: h≧.

Claims

1. A fluid purifying apparatus comprising a filter housing having a fluid inlet opening and a fluid outlet opening, and a filter member contained in said filter housing in such a manner that said filter member crosses the flow path of a fluid from said fluid inlet opening to said fluid outlet opening,

wherein the bore diameter a of said fluid outlet opening and the shortest distance b between said filter member and the position of an inner peripheral portion of said fluid outlet opening farthest from said filter member satisfy the relation:

b≧

a.

2. The fluid purifying apparatus as set forth in claim 1, wherein the area S_fu of an end face on the inlet opening side of said filter member and the opening area S_u of said fluid inlet opening satisfy the relation:

S_fu≧

S_u.

3. The fluid purifying apparatus as set forth in claim 1, wherein the bore diameter c of said fluid inlet opening and the shortest distance d between said filter member and the position of an inner peripheral portion of said fluid inlet opening farthest from said filter member satisfy the relation:

d≧

c.

4. The fluid purifying apparatus as set forth in claim 1, wherein the area S_fd of an end face on the outlet opening side of said filter member and the opening area S_d of said fluid outlet opening satisfy the relation:

S_fd≧

S_d.

8. The fluid purifying apparatus as set forth in claim 1, wherein said filter member comprises a fluid purifying adsorbent having a crushed form, a pellet-like shape, or a spherical shape.

9. The fluid purifying apparatus as set forth in claim 8, wherein said fluid purifying adsorbent is at least one selected from the group consisting of coconut shell active carbon, ligneous active carbon, petroleum pitch spherical active carbon, pellet-like molded active carbon, natural zeolite, synthetic zeolite, active clay, surfactant, cation exchange resin, anion exchange resin, cation exchange fiber, anion exchange fiber, chelate resin, chelate compound, inorganic cation adsorbent, inorganic anion adsorbent, inorganic synthetic chemical deodorant, porous adsorbent carrying thereon a compound for chemically decomposing and removing an object gas component by utilizing a chemical reaction such as neutralization, porous adsorbent carrying thereon an oxidation or reduction catalyst included of a noble metal or a base metal, and porous adsorbent carrying thereon or coated with a photo-excitation catalyst.

10. The fluid purifying apparatus as set forth in claim 8, wherein said filter member comprises a filter base material having a three-dimensional network skeleton structure, and at least part of said fluid purifying adsorbent is fixed in the state of coating the three-dimensional network skeleton of said filter base material.

11. The fluid purifying apparatus as set forth in claim 10, wherein said filter base material and said fluid purifying adsorbent are contained in a fluid-permeable cartridge.

12. The fluid purifying apparatus as set forth in claim 1, wherein said filter housing comprises a nonwoven fabric, a filter paper, a net-like body, or an electrified nonwoven fabric for the purpose of preventing said fluid purifying adsorbent from scattering or for the purpose of removing dust contained in a fluid supplied.

5. A fluid purifying apparatus comprising a filter housing having a fluid inlet opening and a fluid outlet opening, and a filter member contained in said filter housing in such a manner that said filter member crosses the flow path of a fluid from said fluid inlet opening to said fluid outlet opening,

wherein the bore diameter c of said fluid inlet opening and the shortest distance d between said filter member and the position of an inner peripheral portion of said fluid inlet opening farthest from said filter member satisfy the relation:

d≧

c.

6. The fluid purifying apparatus as set forth in claim 5, wherein the area S_fu of an end face on the inlet opening side of said filter member and the opening area S_u of said fluid inlet opening satisfy the relation:

S_fu≧

S_u.

7. The fluid purifying apparatus as set forth in claim 5, wherein the bore diameter a of said fluid outlet opening and the shortest distance b between said filter member and the position of an inner peripheral portion of said fluid outlet opening satisfy the relation:

b≧

a.

13. A filter housing which has a fluid inlet opening and a fluid outlet opening and which contains a filter member crossing the flow path of a fluid from said fluid inlet opening to said fluid outlet opening,

wherein said filter housing is formed to be able to contain said filter member in such a manner that the bore diameter a of said fluid outlet opening and the shortest distance b between said filter member and the position of an inner peripheral portion of said fluid outlet opening farthest from said filter member satisfy the relation:

b≧

a.

14. The filter housing as set forth in claim 13, wherein the area S_fu of an end face on the inlet opening side of said filter member and the opening area S_u of said fluid inlet opening satisfy the relation:

S_fu≧

S_u.

15. The filter housing as set forth in claim 13, wherein the bore diameter c of said fluid inlet opening and the shortest distance d between said filter member and the position of an inner peripheral portion of said fluid inlet opening farthest from said filter member satisfy the relation:

d≧

c.

16. The filter housing as set forth in claim 13, wherein the area S_fd of an end face on the outlet opening side of said filter member and the opening area S_d of said fluid outlet opening satisfy the relation:

S_fd≧

S_d.

20. The filter housing as set forth in claim 13, wherein said filter member comprises a fluid purifying adsorbent having a crushed form, a pellet-like shape, or a spherical shape, and at least part of said fluid purifying adsorbent is fixed in the state of coating the three-dimensional network skeleton of said filter base material.

21. The filter housing as set forth in claim 20, wherein said filter base material and said fluid purifying adsorbent are contained in a fluid-permeable cartridge.

17. A filter housing which comprises a fluid inlet opening and a fluid outlet opening and which contains a filter member crossing the flow path of a fluid from said fluid inlet opening to said fluid outlet opening,

wherein said filter housing is formed to be able to contain said filter member in such a manner that the bore diameter c of said fluid inlet opening and the shortest distance d between said filter member and the position of an inner peripheral portion of said fluid inlet opening farthest from said filter member satisfy the relation:

d≧

c.

18. The filter housing as set forth in claim 17, wherein the area S_fu of an end face on the inlet opening side of said filter member and the opening area S_u of said fluid inlet opening satisfy the relation:

S_fu≧

S_u.

19. The filter housing as set forth in claim 17, wherein the bore diameter a of said fluid outlet opening and the shortest distance b between said filter member and the position of an inner peripheral portion of said fluid outlet opening satisfy the relation:

b≧

a.