DE20119938U1 - A fumigation - Google Patents

A fumigation

Info

Publication number
DE20119938U1
DE20119938U1 DE2001219938 DE20119938U DE20119938U1 DE 20119938 U1 DE20119938 U1 DE 20119938U1 DE 2001219938 DE2001219938 DE 2001219938 DE 20119938 U DE20119938 U DE 20119938U DE 20119938 U1 DE20119938 U1 DE 20119938U1
Authority
DE
Germany
Prior art keywords
groove
casing
bead
gassing
fumigation
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
Application number
DE2001219938
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rehau Automotive SE and Co KG
Original Assignee
Rehau AG and Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rehau AG and Co filed Critical Rehau AG and Co
Priority to DE2001219938 priority Critical patent/DE20119938U1/en
Priority claimed from DE2001124264 external-priority patent/DE10124264C5/en
Publication of DE20119938U1 publication Critical patent/DE20119938U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/305—Treatment of water, waste water or sewage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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 erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (10)

1. Begasungsvorrichtung zum Einbringen eines Gases in eine Flüssigkeit, insbesondere von Luft in Wasser oder Abwasser, mit mindestens einem rohrförmigen Einleitungs­ körper, der an seinem ersten Ende offen und an einem zweiten Ende verschlossen ist, mit einer Befestigungsvorrichtung an dem zweiten Ende zum Befestigen des Einlei­ tungskörpers an einer Gasversorgung, mit einer den Einleitungskörper an seinem Umfang umgebenden, perforierten Umhüllung, die mit Fixiervorrichtungen auf dem Ein­ leitungskörper befestigbar ist und mit einem im Bereich der Umhüllung ausmündenden Gaszuführungskanal, dadurch gekennzeichnet, dass an der Umhüllung (5) an ihrer dem Einleitungskörper (2) zugewandten Seite wenigstens eine Nut (51) aufweist und dass die Nut (51) vom Einleitungskörper (2) beabstandet ist.1. Fumigation device for introducing a gas into a liquid, in particular air in water or waste water, with at least one tubular inlet body, which is open at its first end and closed at a second end, with a fastening device at the second end for fastening the Introductory body on a gas supply, with a perforated casing surrounding the introductory body on its circumference, which can be fastened with fixing devices on the one body and with a gas supply channel opening out in the area of the casing, characterized in that on the casing ( 5 ) on its side Introduction body ( 2 ) facing side has at least one groove ( 51 ) and that the groove ( 51 ) is spaced from the introduction body ( 2 ). 2. Begasungsvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass auf der Nut (51) gegenüberliegenden Seite der Umhüllung (5) eine Wulst ausgebildet ist.2. Fumigation device according to claim 1, characterized in that a bead is formed on the groove ( 51 ) opposite side of the casing ( 5 ). 3. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Nut (51) parallel zur Längsachse der Umhüllung (5) ausgebildet ist.3. gassing device according to one of the preceding claims, characterized in that the groove ( 51 ) is formed parallel to the longitudinal axis of the casing ( 5 ). 4. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Nut (51) spiralförmig zur Längsachse der Umhüllung (5) ausgebildet ist.4. gassing device according to one of the preceding claims, characterized in that the groove ( 51 ) is formed spirally to the longitudinal axis of the casing ( 5 ). 5. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Nut (51) in Abschnitten ausgebildet ist, die voneinander beabstandet sind. 5. gassing device according to one of the preceding claims, characterized in that the groove ( 51 ) is formed in sections which are spaced apart. 6. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Tiefe der Nut (51) und die Höhe der Wulst (53) in etwa gleich ausgebildet sind.6. Fumigation device according to one of the preceding claims, characterized in that the depth of the groove ( 51 ) and the height of the bead ( 53 ) are approximately the same. 7. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Tiefe der Nut (51) bzw. die Höhe der Wulst (53) wenigstens 1/10 der Wandstärke der Umhüllung (5) entspricht.7. gassing device according to one of the preceding claims, characterized in that the depth of the groove ( 51 ) or the height of the bead ( 53 ) corresponds to at least 1/10 of the wall thickness of the casing ( 5 ). 8. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Umhüllung (5) aus einem elastischen Material, vorzugsweise aus Silikonkautschuk, besteht.8. gassing device according to one of the preceding claims, characterized in that the covering ( 5 ) consists of an elastic material, preferably of silicone rubber. 9. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass die Perforation (55) in der Umhüllung (5) nur außerhalb des Bereiches der Nut (51) und der Wulst (53) ausgebildet ist.9. gassing device according to one of the preceding claims, characterized in that the perforation ( 55 ) in the casing ( 5 ) is formed only outside the region of the groove ( 51 ) and the bead ( 53 ). 10. Begasungsvorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekenn­ zeichnet, dass der Innendurchmesser der Umhüllung (5) wenigstens um die Tiefe der Nut (51) größer ausgebildet ist als der Außendurchmesser des Einleitungskörpers (2).10. Fumigation device according to one of the preceding claims, characterized in that the inner diameter of the casing ( 5 ) is at least larger by the depth of the groove ( 51 ) than the outer diameter of the introduction body ( 2 ).
DE2001219938 2001-05-18 2001-05-18 A fumigation Expired - Lifetime DE20119938U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2001219938 DE20119938U1 (en) 2001-05-18 2001-05-18 A fumigation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2001124264 DE10124264C5 (en) 2001-05-18 2001-05-18 A fumigation
DE2001219938 DE20119938U1 (en) 2001-05-18 2001-05-18 A fumigation

Publications (1)

Publication Number Publication Date
DE20119938U1 true DE20119938U1 (en) 2002-06-20

Family

ID=26009329

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2001219938 Expired - Lifetime DE20119938U1 (en) 2001-05-18 2001-05-18 A fumigation

Country Status (1)

Country Link
DE (1) DE20119938U1 (en)

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20020725

R156 Lapse of ip right after 3 years

Effective date: 20041201