NL7305146A - - Google Patents
Info
- Publication number
- NL7305146A NL7305146A NL7305146A NL7305146A NL7305146A NL 7305146 A NL7305146 A NL 7305146A NL 7305146 A NL7305146 A NL 7305146A NL 7305146 A NL7305146 A NL 7305146A NL 7305146 A NL7305146 A NL 7305146A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/14—Chromates; Bichromates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- 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
- C02F1/26—Treatment of water, waste water, or sewage by extraction
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/28—Amines
- C22B3/282—Aliphatic amines
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/28—Amines
- C22B3/288—Quaternary ammonium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
- C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
- C22B3/3846—Phosphoric acid, e.g. (O)P(OH)3
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Removal Of Specific Substances (AREA)
- Extraction Or Liquid Replacement (AREA)
- Physical Water Treatments (AREA)
- Chemical Treatment Of Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7213318A FR2179650B1 (US06299757-20011009-C00006.png) | 1972-04-14 | 1972-04-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL7305146A true NL7305146A (US06299757-20011009-C00006.png) | 1973-10-16 |
| NL152518B NL152518B (nl) | 1977-03-15 |
Family
ID=9096929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7305146A NL152518B (nl) | 1972-04-14 | 1973-04-12 | Werkwijze voor het verwijderen en terugwinnen van chroom uit industrieel afvalwater. |
Country Status (13)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515560B2 (US06299757-20011009-C00006.png) * | 1972-07-26 | 1980-04-24 | ||
| US4144145A (en) * | 1976-04-15 | 1979-03-13 | Solex Research Corporation | Process for recovery of reusable chromic acid from the waste chromic acid solution containing impurities |
| SE405078B (sv) * | 1977-04-15 | 1978-11-20 | Svenska Rayon Ab | Forfarande for att eliminera ytaktiva emnens inverkan pa separationsegenskaperna i vetskeextraktionssystem |
| US4230677A (en) * | 1978-11-30 | 1980-10-28 | Union Carbide Corporation | Recovery of Cr2 O3 from a chromium bearing solution |
| CA1124083A (en) * | 1979-09-28 | 1982-05-25 | Gordon M. Ritcey | Solvent extraction of chromium and vanadium |
| FR2502136B1 (fr) * | 1981-03-18 | 1985-07-26 | Krebs Cie Sa | Procede et solvant d'extraction des chromates presents dans une solution aqueuse |
| US4774003A (en) * | 1983-08-25 | 1988-09-27 | University Of Utah | Ion exchange extraction of metallic and non-metallic anions by control of the basicity of amine extractants |
| US4956154A (en) * | 1988-03-09 | 1990-09-11 | Unc Reclamation | Selective removal of chromium, nickel, cobalt, copper and lead cations from aqueous effluent solutions |
| US5007960A (en) * | 1989-10-13 | 1991-04-16 | Chrome Technology Inc. | Method for removing chromium from chromium containing waste material |
| US5571489A (en) * | 1995-01-27 | 1996-11-05 | Illinois Institute Of Technology | Process for chromium recovery from aqueous solutions |
| CN100393641C (zh) * | 2006-09-15 | 2008-06-11 | 北京化工大学 | 含铬废水闭路循环处理工艺 |
| FR2957940B1 (fr) * | 2010-03-24 | 2015-07-17 | Otv Sa | Procede de recyclage d'un bain use de traitement de surface contenant du chrome trivalent - dispositif associe |
| CN114832784B (zh) * | 2022-05-23 | 2024-01-30 | 南京医科大学 | 一种磷酸修饰的二氧化硅微球及其制备方法和应用 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA733029A (en) * | 1966-04-26 | W. Agers Donnell | Recovery of chromate and dichromate values | |
| CA698700A (en) * | 1964-11-24 | W. Agers Donnell | Liquid-liquid extraction recovery of chromate and dichromate values using amine extractants | |
| US2955932A (en) * | 1957-04-22 | 1960-10-11 | Kerr Mc Gee Oil Ind Inc | Hydrometallurgical process |
| US3223620A (en) * | 1963-07-09 | 1965-12-14 | Nalco Chemical Co | Corrosion inhibition |
| US3306859A (en) * | 1963-12-31 | 1967-02-28 | Crane Co | Method and apparatus for fluid treatment |
| US3664950A (en) * | 1970-06-23 | 1972-05-23 | Atomic Energy Commission | Process for selective removal and recovery of chromates from water |
-
1972
- 1972-04-14 FR FR7213318A patent/FR2179650B1/fr not_active Expired
- 1972-12-22 JP JP12837472A patent/JPS525186B2/ja not_active Expired
-
1973
- 1973-03-19 BE BE128995A patent/BE797019A/xx not_active IP Right Cessation
- 1973-03-28 GB GB1488073A patent/GB1395286A/en not_active Expired
- 1973-04-12 US US3856917D patent/US3856917A/en not_active Expired - Lifetime
- 1973-04-12 LU LU67409D patent/LU67409A1/xx unknown
- 1973-04-12 NO NO153473A patent/NO133439C/no unknown
- 1973-04-12 IT IT4940973A patent/IT980186B/it active
- 1973-04-12 ES ES413619A patent/ES413619A1/es not_active Expired
- 1973-04-12 CH CH523373A patent/CH566941A5/xx not_active IP Right Cessation
- 1973-04-12 NL NL7305146A patent/NL152518B/xx not_active IP Right Cessation
- 1973-04-13 SE SE7305326A patent/SE382625B/xx unknown
- 1973-04-16 DE DE2319244A patent/DE2319244C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3856917A (en) | 1974-12-24 |
| NO133439B (US06299757-20011009-C00006.png) | 1976-01-26 |
| DE2319244B2 (de) | 1979-05-31 |
| JPS4920951A (US06299757-20011009-C00006.png) | 1974-02-23 |
| IT980186B (it) | 1974-09-30 |
| LU67409A1 (US06299757-20011009-C00006.png) | 1973-10-22 |
| NO133439C (US06299757-20011009-C00006.png) | 1976-05-05 |
| DE2319244A1 (de) | 1973-11-08 |
| JPS525186B2 (US06299757-20011009-C00006.png) | 1977-02-10 |
| DE2319244C3 (de) | 1980-01-17 |
| ES413619A1 (es) | 1975-12-16 |
| FR2179650B1 (US06299757-20011009-C00006.png) | 1974-07-26 |
| SE382625B (sv) | 1976-02-09 |
| BE797019A (fr) | 1973-09-19 |
| CH566941A5 (US06299757-20011009-C00006.png) | 1975-09-30 |
| GB1395286A (en) | 1975-05-21 |
| NL152518B (nl) | 1977-03-15 |
| FR2179650A1 (US06299757-20011009-C00006.png) | 1973-11-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed | ||
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: KUHLMANN |