AT346253B - Verfahren zur reinigung von chromathaltigen abwaessern - Google Patents
Verfahren zur reinigung von chromathaltigen abwaessernInfo
- Publication number
- AT346253B AT346253B AT351775A AT351775A AT346253B AT 346253 B AT346253 B AT 346253B AT 351775 A AT351775 A AT 351775A AT 351775 A AT351775 A AT 351775A AT 346253 B AT346253 B AT 346253B
- Authority
- AT
- Austria
- Prior art keywords
- chromatic
- waste
- cleaning
- chromatic waste
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/70—Treatment of water, waste water, or sewage by reduction
- C02F1/705—Reduction by metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/467—Foam spreading or levelling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
- B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated venting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/006—Degassing moulding material or draining off gas during moulding
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT22396/74A IT1010486B (it) | 1974-05-08 | 1974-05-08 | Procedimento per la depurazione delle acque di scarico |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA351775A ATA351775A (de) | 1978-02-15 |
| AT346253B true AT346253B (de) | 1978-11-10 |
Family
ID=11195718
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT351775A AT346253B (de) | 1974-05-08 | 1975-05-07 | Verfahren zur reinigung von chromathaltigen abwaessern |
| AT390876A AT351775B (de) | 1974-05-08 | 1976-05-28 | Verfahren zur formung der oberflaeche von aus fluessigkeitsgemischen in einem schritt frei verschaeumten polymeren |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT390876A AT351775B (de) | 1974-05-08 | 1976-05-28 | Verfahren zur formung der oberflaeche von aus fluessigkeitsgemischen in einem schritt frei verschaeumten polymeren |
Country Status (23)
| Country | Link |
|---|---|
| JP (1) | JPS50152557A (sv) |
| AT (2) | AT346253B (sv) |
| BE (1) | BE828570A (sv) |
| CH (1) | CH617642A5 (sv) |
| CS (1) | CS202546B2 (sv) |
| DD (1) | DD118051A5 (sv) |
| DE (1) | DE2520531A1 (sv) |
| DK (1) | DK196775A (sv) |
| ES (1) | ES437875A1 (sv) |
| FI (1) | FI751142A (sv) |
| FR (1) | FR2270209B1 (sv) |
| GB (1) | GB1474145A (sv) |
| IE (1) | IE41336B1 (sv) |
| IL (1) | IL47073A (sv) |
| IT (1) | IT1010486B (sv) |
| LU (1) | LU72427A1 (sv) |
| NL (1) | NL7505514A (sv) |
| NO (1) | NO751626L (sv) |
| PL (1) | PL111038B1 (sv) |
| RO (1) | RO69366A (sv) |
| SE (1) | SE7505290L (sv) |
| TR (1) | TR19213A (sv) |
| YU (1) | YU103975A (sv) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2613128C2 (de) * | 1976-03-27 | 1982-03-04 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verminderung des Quecksilbergehaltes von Betriebsabwässern |
| IT8348501A0 (it) * | 1982-06-16 | 1983-06-14 | Occidental Chem Co | Apparecchio e procedimento per rimuovere ioni rame da una soluzione acquosa |
| DE3411228C1 (de) * | 1984-03-27 | 1985-05-30 | Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf | Verfahren zur umweltfreundlichen Reinigung von photographischem Waschwasser aus Filmverarbeitungsmaschinen und Vorrichtung zur Durchführung des Verfahrens |
| DE4217987A1 (de) * | 1992-05-30 | 1993-12-02 | Battelle Institut E V | Verfahren zur Abtrennung von Schwermetallen, insbesondere in Form von Quecksilber, Nickel und Kobalt sowie Verbindungen hiervon aus dem Erdreich, Schlämmen und Wässern |
| EP0660804B1 (en) * | 1992-09-18 | 1997-02-26 | Krüger A/S | Method for the purification of metal-containing aqueous media and method of preparing an adsorbent |
| DE102007045337B4 (de) * | 2007-09-22 | 2021-01-07 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zum Schutz vor Chrom(VI)-haltigem Staub |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2177656B1 (sv) * | 1972-03-31 | 1979-02-16 | Lewandowski Raymond |
-
1974
- 1974-05-08 IT IT22396/74A patent/IT1010486B/it active
-
1975
- 1975-04-11 IL IL47073A patent/IL47073A/xx unknown
- 1975-04-17 FI FI751142A patent/FI751142A/fi not_active Application Discontinuation
- 1975-04-23 YU YU01039/75A patent/YU103975A/xx unknown
- 1975-04-25 GB GB1736975A patent/GB1474145A/en not_active Expired
- 1975-04-28 IE IE946/75A patent/IE41336B1/xx unknown
- 1975-04-28 CH CH541075A patent/CH617642A5/it not_active IP Right Cessation
- 1975-04-29 BE BE155938A patent/BE828570A/xx unknown
- 1975-04-29 TR TR19213A patent/TR19213A/xx unknown
- 1975-05-05 PL PL1975180173A patent/PL111038B1/pl unknown
- 1975-05-05 CS CS753094A patent/CS202546B2/cs unknown
- 1975-05-05 RO RO7582142A patent/RO69366A/ro unknown
- 1975-05-05 DK DK196775A patent/DK196775A/da unknown
- 1975-05-06 NO NO751626A patent/NO751626L/no unknown
- 1975-05-06 FR FR7514128A patent/FR2270209B1/fr not_active Expired
- 1975-05-06 DD DD185871A patent/DD118051A5/xx unknown
- 1975-05-06 SE SE7505290A patent/SE7505290L/sv unknown
- 1975-05-07 ES ES437875A patent/ES437875A1/es not_active Expired
- 1975-05-07 DE DE19752520531 patent/DE2520531A1/de active Pending
- 1975-05-07 LU LU72427A patent/LU72427A1/xx unknown
- 1975-05-07 AT AT351775A patent/AT346253B/de not_active IP Right Cessation
- 1975-05-08 JP JP50054324A patent/JPS50152557A/ja active Pending
- 1975-05-09 NL NL7505514A patent/NL7505514A/xx not_active Application Discontinuation
-
1976
- 1976-05-28 AT AT390876A patent/AT351775B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50152557A (sv) | 1975-12-08 |
| ES437875A1 (es) | 1977-01-01 |
| PL111038B1 (en) | 1980-08-30 |
| FI751142A (sv) | 1975-11-09 |
| NL7505514A (nl) | 1975-11-11 |
| DD118051A5 (sv) | 1976-02-12 |
| CS202546B2 (en) | 1981-01-30 |
| IE41336B1 (en) | 1979-12-05 |
| IL47073A0 (en) | 1975-06-25 |
| GB1474145A (en) | 1977-05-18 |
| IE41336L (en) | 1975-11-08 |
| SE7505290L (sv) | 1975-11-10 |
| BE828570A (fr) | 1975-08-18 |
| DK196775A (da) | 1975-11-09 |
| FR2270209B1 (sv) | 1980-04-18 |
| LU72427A1 (sv) | 1975-08-26 |
| ATA351775A (de) | 1978-02-15 |
| TR19213A (tr) | 1978-06-07 |
| DE2520531A1 (de) | 1975-11-13 |
| YU103975A (en) | 1982-02-28 |
| AT351775B (de) | 1978-02-15 |
| AU8013875A (en) | 1976-10-21 |
| FR2270209A1 (sv) | 1975-12-05 |
| NO751626L (sv) | 1975-11-11 |
| IL47073A (en) | 1978-07-31 |
| IT1010486B (it) | 1977-01-10 |
| RO69366A (ro) | 1981-07-30 |
| CH617642A5 (en) | 1980-06-13 |
| ATA390876A (de) | 1979-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AT337142B (de) | Verfahren zur reinigung von dimethylcarbonat | |
| AT359471B (de) | Verfahren zur so2-entfernung | |
| DD131022A5 (de) | Verfahren zur reduktion von cephalosporinsulfoxiden | |
| AT363844B (de) | Verfahren zur wiederverwendung von bituminoesem abtragsgut | |
| AT346253B (de) | Verfahren zur reinigung von chromathaltigen abwaessern | |
| AT341459B (de) | Verfahren zur aufbereitung von montmorillonit | |
| DD133092A5 (de) | Verfahren zur reinigung von omega-caprolactam | |
| AT353991B (de) | Verfahren zur reinigung von sekretin | |
| AT333786B (de) | Verfahren zur reinigung von chlorcyan | |
| AT347365B (de) | Verfahren zur reinigung von farbabwaessern | |
| AT345462B (de) | Verfahren zur reinigung von phosphatiden | |
| DD132788A5 (de) | Verfahren zur reinigung von epsilon-caprolactam | |
| AT354652B (de) | Verfahren zur gewinnung von zearalenon | |
| DD132963A1 (de) | Verfahren zur reinigung von wasseroberflaechen | |
| AT333785B (de) | Verfahren zur reinigung von chlorcyan | |
| AT364369B (de) | Verfahren zur gewinnung von cyanurchlorid | |
| DD132128A5 (de) | Verfahren zur reinigung von caprolactam | |
| DD122993A5 (de) | Verfahren zur hydroverkokung von kohleteilchen | |
| AT340589B (de) | Verfahren zur herstellung von delta3-cephalosporinestern | |
| DD138993A1 (de) | Verfahren zur reinigung von vergasungsgas | |
| AT364371B (de) | Verfahren zur gewinnung von cyanurchlorid | |
| AT364370B (de) | Verfahren zur gewinnung von cyanurchlorid | |
| ATA106574A (de) | Verfahren zur spaltung von delta3-cephalosporansaeure-p-nitrobenzylestern | |
| ATA798978A (de) | Verfahren zur reinigung von abwaessern | |
| DD138828A1 (de) | Verfahren zur testung von ad-wandlern |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| ELJ | Ceased due to non-payment of the annual fee |