DE20018075U1 - Exhaust air filter for manholes and / or ventilation pipes - Google Patents
Exhaust air filter for manholes and / or ventilation pipesInfo
- Publication number
- DE20018075U1 DE20018075U1 DE20018075U DE20018075U DE20018075U1 DE 20018075 U1 DE20018075 U1 DE 20018075U1 DE 20018075 U DE20018075 U DE 20018075U DE 20018075 U DE20018075 U DE 20018075U DE 20018075 U1 DE20018075 U1 DE 20018075U1
- Authority
- DE
- Germany
- Prior art keywords
- exhaust
- filter
- wall
- exhaust air
- filter according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
- B01D46/0095—Means acting upon failure of the filtering system, e.g. in case of damage of the filter elements; Failsafes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/08—Ventilation of sewers
Description
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20018075U DE20018075U1 (en) | 2000-10-20 | 2000-10-20 | Exhaust air filter for manholes and / or ventilation pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20018075U DE20018075U1 (en) | 2000-10-20 | 2000-10-20 | Exhaust air filter for manholes and / or ventilation pipes |
Publications (1)
Publication Number | Publication Date |
---|---|
DE20018075U1 true DE20018075U1 (en) | 2001-01-11 |
Family
ID=7947937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE20018075U Expired - Lifetime DE20018075U1 (en) | 2000-10-20 | 2000-10-20 | Exhaust air filter for manholes and / or ventilation pipes |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE20018075U1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2830465A1 (en) * | 2001-10-09 | 2003-04-11 | Obj Sud | Device for extracting gases or liquids floating on surface of higher density liquids has dropping tube with inlet orifice at bottom and float |
WO2011129729A1 (en) * | 2010-04-14 | 2011-10-20 | Camfil Ab | Filter unit for sewage vent pipes |
-
2000
- 2000-10-20 DE DE20018075U patent/DE20018075U1/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2830465A1 (en) * | 2001-10-09 | 2003-04-11 | Obj Sud | Device for extracting gases or liquids floating on surface of higher density liquids has dropping tube with inlet orifice at bottom and float |
WO2011129729A1 (en) * | 2010-04-14 | 2011-10-20 | Camfil Ab | Filter unit for sewage vent pipes |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R207 | Utility model specification |
Effective date: 20010215 |
|
R150 | Term of protection extended to 6 years |
Effective date: 20031106 |
|
R081 | Change of applicant/patentee |
Owner name: BIOTEG GMBH BIOTECHNOLOGISCHE ENERGIEGEWINNUNG, DE Free format text: FORMER OWNER: BIOTEG GMBH BIOTECHNOLOGISCHE ENERGIEGEWINNUNG, 95326 KULMBACH, DE Effective date: 20060301 |
|
R157 | Lapse of ip right after 6 years |
Effective date: 20070501 |