GB201200261D0 - Recovery of metals - Google Patents
Recovery of metalsInfo
- Publication number
- GB201200261D0 GB201200261D0 GB201200261A GB201200261A GB201200261D0 GB 201200261 D0 GB201200261 D0 GB 201200261D0 GB 201200261 A GB201200261 A GB 201200261A GB 201200261 A GB201200261 A GB 201200261A GB 201200261 D0 GB201200261 D0 GB 201200261D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- metals
- recovery solution
- recovery
- electronic waste
- precipitate
- 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.)
- Ceased
Links
Classifications
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
- C22B7/007—Wet processes by acid leaching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
-
- 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
Abstract
A method for recovering metal from electronic waste, the method comprising; contacting electronic waste with a recovery solution to dissolve metals from the electronic waste into the recovery solution, wherein the recovery solution comprises nitric acid and ferric chloride; and raising the p H of the recovery solution to precipitate at least some of said metals therefrom.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB201200261A GB201200261D0 (en) | 2012-01-09 | 2012-01-09 | Recovery of metals |
PCT/GB2013/050018 WO2013104895A1 (en) | 2012-01-09 | 2013-01-07 | Recovery of metals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB201200261A GB201200261D0 (en) | 2012-01-09 | 2012-01-09 | Recovery of metals |
Publications (1)
Publication Number | Publication Date |
---|---|
GB201200261D0 true GB201200261D0 (en) | 2012-02-22 |
Family
ID=45788633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB201200261A Ceased GB201200261D0 (en) | 2012-01-09 | 2012-01-09 | Recovery of metals |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB201200261D0 (en) |
WO (1) | WO2013104895A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103436701A (en) * | 2013-08-21 | 2013-12-11 | 上海市闵行第二中学 | Method for recovering metals from waste CPUs (central processing units) |
GB2518223A (en) * | 2013-09-16 | 2015-03-18 | Itri Innovation Ltd | Recovery of metals |
US9777346B2 (en) | 2015-09-03 | 2017-10-03 | Battelle Energy Alliance, Llc | Methods for recovering metals from electronic waste, and related systems |
CN115491512A (en) * | 2021-06-17 | 2022-12-20 | 江苏宁达环保股份有限公司 | Method for extracting and recovering noble metal from cathode ray tube fluorescent powder |
CN115125399B (en) * | 2022-08-12 | 2023-07-21 | 江西泰和百盛实业有限公司 | Method for removing beryllium in process of producing high-purity low-oxygen copper rod from scrap copper |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0023729A1 (en) | 1979-08-07 | 1981-02-11 | Institut Dequalex, Institut Pour La Valorisation Des Dechets De Qualites Exploitables | Process for detinning tin coated scrap |
US5244539A (en) | 1992-01-27 | 1993-09-14 | Ardrox, Inc. | Composition and method for stripping films from printed circuit boards |
US5505872A (en) | 1995-05-23 | 1996-04-09 | Applied Electroless Concepts, Inc. | Solder stripper recycle and reuse |
CN102191383B (en) * | 2011-04-22 | 2012-10-10 | 深圳市格林美高新技术股份有限公司 | Treatment method for waste printed circuit board |
-
2012
- 2012-01-09 GB GB201200261A patent/GB201200261D0/en not_active Ceased
-
2013
- 2013-01-07 WO PCT/GB2013/050018 patent/WO2013104895A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2013104895A1 (en) | 2013-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
COOA | Change in applicant's name or ownership of the application |
Owner name: ITRI INNOVATION LTD Free format text: FORMER OWNERS: ITRI LIMITED;ULTROMEX LTD Owner name: ULTROMEX LTD Free format text: FORMER OWNERS: ITRI LIMITED;ULTROMEX LTD |
|
AT | Applications terminated before publication under section 16(1) |