PL111038B1 - Method of treatment of sewages containing heavy metals compounds - Google Patents
Method of treatment of sewages containing heavy metals compounds Download PDFInfo
- Publication number
- PL111038B1 PL111038B1 PL1975180173A PL18017375A PL111038B1 PL 111038 B1 PL111038 B1 PL 111038B1 PL 1975180173 A PL1975180173 A PL 1975180173A PL 18017375 A PL18017375 A PL 18017375A PL 111038 B1 PL111038 B1 PL 111038B1
- Authority
- PL
- Poland
- Prior art keywords
- wastewater
- iron
- value
- consumption
- containing heavy
- 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 (1)
| Publication Number | Publication Date |
|---|---|
| PL111038B1 true PL111038B1 (en) | 1980-08-30 |
Family
ID=11195718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1975180173A PL111038B1 (en) | 1974-05-08 | 1975-05-05 | Method of treatment of sewages containing heavy metals compounds |
Country Status (23)
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 |
| AU667132B2 (en) * | 1992-09-18 | 1996-03-07 | Kruger Off-Shore 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 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/FI751142A7/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 CS CS753094A patent/CS202546B2/cs unknown
- 1975-05-05 PL PL1975180173A patent/PL111038B1/pl unknown
- 1975-05-05 RO RO7582142A patent/RO69366A/ro unknown
- 1975-05-05 DK DK196775A patent/DK196775A/da unknown
- 1975-05-06 DD DD185871A patent/DD118051A5/xx unknown
- 1975-05-06 NO NO751626A patent/NO751626L/no unknown
- 1975-05-06 FR FR7514128A patent/FR2270209B1/fr not_active Expired
- 1975-05-06 SE SE7505290A patent/SE7505290L/xx unknown
- 1975-05-07 ES ES437875A patent/ES437875A1/es not_active Expired
- 1975-05-07 AT AT351775A patent/AT346253B/de not_active IP Right Cessation
- 1975-05-07 LU LU72427A patent/LU72427A1/xx unknown
- 1975-05-07 DE DE19752520531 patent/DE2520531A1/de active Pending
- 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
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