HRP20190579T1 - Uređaji i postupci za recikliranje baterija s olovnom kiselinom neotapanjem - Google Patents
Uređaji i postupci za recikliranje baterija s olovnom kiselinom neotapanjem Download PDFInfo
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- HRP20190579T1 HRP20190579T1 HRP20190579TT HRP20190579T HRP20190579T1 HR P20190579 T1 HRP20190579 T1 HR P20190579T1 HR P20190579T T HRP20190579T T HR P20190579TT HR P20190579 T HRP20190579 T HR P20190579T HR P20190579 T1 HRP20190579 T1 HR P20190579T1
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- lead
- cathode
- solvent
- electroprocessing solvent
- chelator
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- 238000000034 method Methods 0.000 title claims 11
- 239000002253 acid Substances 0.000 title claims 2
- 238000004064 recycling Methods 0.000 title 1
- 239000002904 solvent Substances 0.000 claims 36
- RVPVRDXYQKGNMQ-UHFFFAOYSA-N lead(2+) Chemical compound [Pb+2] RVPVRDXYQKGNMQ-UHFFFAOYSA-N 0.000 claims 21
- 239000002738 chelating agent Substances 0.000 claims 16
- 239000000463 material Substances 0.000 claims 15
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 11
- 150000001335 aliphatic alkanes Chemical class 0.000 claims 11
- 239000011159 matrix material Substances 0.000 claims 6
- 150000002500 ions Chemical class 0.000 claims 5
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical group OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims 4
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 claims 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 4
- 239000003125 aqueous solvent Substances 0.000 claims 4
- 229960001484 edetic acid Drugs 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 claims 4
- 239000007787 solid Substances 0.000 claims 4
- 239000000126 substance Substances 0.000 claims 4
- 230000001464 adherent effect Effects 0.000 claims 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 3
- 229910021645 metal ion Inorganic materials 0.000 claims 3
- 230000006378 damage Effects 0.000 claims 2
- 239000012528 membrane Substances 0.000 claims 2
- 229940098779 methanesulfonic acid Drugs 0.000 claims 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- 239000011149 active material Substances 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000003750 conditioning effect Effects 0.000 claims 1
- 238000004299 exfoliation Methods 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 claims 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 claims 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/18—Electrolytic production, recovery or refining of metals by electrolysis of solutions of lead
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
- C25C5/02—Electrolytic production, recovery or refining of metal powders or porous metal masses from solutions
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells for the electrolysis of melts
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/007—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells comprising at least a movable electrode
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
- C25C7/08—Separating of deposited metals from the cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
-
- 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
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Electrolytic Production Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Claims (19)
1. Postupak prerade olovnih materijala iz baterija s olovnom kiselinom, sadrži:
pribavljanje olovnih materijala koji sadrže mrežno olovo i aktivni materijal olova, pri čemu aktivni materijal olova sadrži olovni sulfat, i dovođenje u kontakt ovih materijala s otapalom za elektroprocesiranje da se selektivno otopi aktivni materijal olova tako da se tvori elektroprocesorsko otapalo obogaćen ionom olova i čvrstim mrežnim olovom;
pri čemu je to elektroprocesorsko otapalo vodeno otapalo alkan sulfonske kiseline i kelator koji ima pH manji od 7;
uklanjanje barem nekog dijela mrežnog olova iz ionom olova obogaćenog elektroprocesorskog otapala; i
reduciranje iona olova u ionom olova obogaćenom elektroprocesorskom otapalu na katodi da bi se stvorilo olovo visoke čistoće i regeneriralo elektroprocensorsko otapalo.
2. Postupak sukladno patentnom zahtjevu 1 pri čemu aktivni materijal olova nije prethodno desulfiliziran, ili pri čemu elektroprocesko otapalo sadrži alkan sulfonsku kiselinu u količini između 5 i 50 wt% i kelator u količini između 0,5 i 20 wt%, ili pri čemu je katoda pomjerena u odnosu na ionom olova obogaćeni elektroprocesorsko otapalo tijekom koraka reduciranja iona olova.
3. Postupak sukladno patentnom zahtjevu 1 pri čemu se redukciranje iona olova provodi istovremeno s daljnjim korakom uklanjanja barem nekog dijela olova visoke čistoće iz katode, ili pri čemu se reduciranje iona olova provodi pod uvjetima koji tvore mikroporoznu ili nanoporoznu miješanu matricu koja ima gustoću od manje od 5 g/cm3.
4. Postupak sukladno patentnom zahtjevu 1 nadalje obuhvaća korak uklanjanja sulfata i/ili iona metala koji nije olovo iz regeneriranog elektroprocesorskog otapala, ili nadalje obuhvaća korak korištenja barem nekog dijela regeneriranog elektroprocesorskog otapala u koraku dovođenja u kontakt olovnih materijala s elektroprocesorskim otapalom.
5. Postupak sukladno patentnom zahtjevu 1 pri čemu se provode koraci pribavljanja olovnih materijala, dovođenje u kontakt olovnih materijala, uklanjanje barem nekog dijela mrežnog olova, i reduciranje iona olova da se omogući procesuiranje u neprekidnom režimu.
6. Postupak neprekidne i elektrokemijske proizvodnje olova visoke čistoće iz ionom olova obogaćenog elektroprocesorskog otapala, nadalje sadrži:
pribavljanje ionom olova obogaćenog elektroprocesorskog otapala koje je vodeno otapalo koji sadrži alkan sulfonsku kiselinu, kelator, i ima pH manji od 7;
pribavljanje elektrolitičke stanice koja sadrži anodu i katodu, pri čemu ta elektrolitička stanica ne sadrži membranu ili drugi separator između anode i katode;
reduciranje iona olova u ionom olova obogaćenog elektroprocesorskom otapalu na katodi da bi se tvorio prijanjajuže olovo visoke čistoće i regenerirano elektroprocesorsko otapalo bez značajnog anodnog uništenja kelatora, što znači manje od 10% gubitka kelatora na 12 sati neprekidnog rada;
uklanjanje prijanjajućeg olova visoke čistoće iz jednog dijela katode pri čemu su ioni olova reducirani na drugom dijelu katode;
dovođenje u kontakt barem nekog dijela od regeneriranog elektroprocesorskog otapala s materijalima olova sadrži mrežno olovo i aktivni materijal olova da bi se tako proizveo barem dio ionom olova obogaćenog elektroprocesorskog otapala.
7. Postupak sukladno patentnom zahtjevu 6 nadalje sadrži korak otapanja aktivnog materijala olova u elektroprocesorskom otapalu tako da se tvori ionom olova obogaćeno elektroprocesorsko otapalo, ili nadalje sadrži korak uklanjanja sulfata i/ili iona metala koji nije olovo iz regeneriranog elektroprocesorskog otapala.
8. Postupak sukladno patentnom zahtjevu 7 pri čemu aktivni materijal olovo nije prethodno desulfurisiran ili pri čemu ionom olova obogaćen elektroprocesorsko otapalo sadrži alkan sulfonsku kiselinu u količini između 5 i 50 wt% i kelator u količini između 0,5 i 20 wt%, ili pri čemu se katoda uklanja u odnosu na ionom olova obogaćeno elektroprocesorsko otapalo tijekom koraka reduciranja iona olova.
9. Postupak sukladno patentnom zahtjevu 7 pri čemu olovo visoke čistoće ima čistoću od najmanje 98%, ili pri čemu se prijanjajuće olovo visoke čistoće uklanja površinskim prikupljačem na način koji nije ljuštenje; i pri čemu je površina prikupljača postavljena u blizini katode, ili pri čemu je prijanjajuće olovo visoke čistoće koje prijanja mikro ili nanoporozno miješana matrica gustoće manje od 5 g/cm3.
10. Međuproizvod proizvodnje sadrži (a) ionom olova obogaćeni elektroprocesorsko otapalo koji je vodeno otapalo koji sadržio alkan sulfonsku kiselinu, kelator i ima pH manji od 7, pri čemu to otapalo sadrži alkan sulfonsku kiselinu u količini između 5 i 50 wt% otopine i kelatora u količini između 0,5 i 20 wt% otopine, i (b) netopiv kruti oblik mrežnog olova i otopljen aktivni materijal olova koji sadrži sulfat.
11. Međuproizvod proizvodnje sukladno patentnom zahtjevu 10 pri čemu je alkan sulfonska kiselina metan sulfonska kiselina i prisutna je u količini između 15 i 35 wt%, ili pri čemu je kelator etilen diamin tetraoctena kiselina (EDTK) i prisutan je količini između 1 i 10 wt%, ili pri čemu aktivni materijal olova nije prethodno desulfiziran.
12. Olovna supstanca koja sadrži kruti oblik olova s čistoćom od najmanje 98%, molekularnim vodikom, i ionom olova obogaćeno elektroprocesorsko otapalo koje je vodeno otapalo koje sadrži alkan sulfonsku kiselinu, kelator, i ima pH manji od 7, pri čemu kruti oblik olova, vodik, i elektroprocesorsko otapalo tvori mikroporoznu ili nanoporoznu miješanu matricu gustoće manje od 5 g/cm3, pri čemu je pH obogaćenog elektroprocesorskog otapala manji od 7.
13. Supstancu olova sukladno patentnom zahtjevu 12 pri čemu je miješana matrica gustoće manje od 3 g/cm3, ili pri čemu je miješana matrica gustoće manje od 1 g/cm3.
14. Supstanca olova sukladno patentnom zahtjevu 12 pri čemu elektroprocesorsko otapalo sadrži alkan sulfonsku kiselinu u količini između 5 i 50 wt% i kelator u količini između 0,5 i 20 wt%.
15. Supstanca olova sukladno patentnom zahtjevu 14 pri čemu je alkan sulfonska kiselina metan sulfonska kiselina i pri čemu je taj kelator etilen diamin tetraoctena kiselina (EDTA).
16. Elektrolizator za proizvodnju olova visoke čistoće od ionom olova obogaćenog elektroprocesorskog otapala, pri čemu je taj ionom olova obogaćeno elektroprocesorsko otapalo vodeno otapalo i sadrži alkan sulfonsku kiselinu, kelator, i ima pH manji od 7, sadrži:
elektrolitičku stanicu koja sadrži ionom olova obogaćeno elektroprocesorsko otapalo koji sadrži kelator;
anodu i katodu, obje barem djelomično raspoređene u elektrolitičkoj stanici da se omogući dodir anode i katode s ionom olova obogaćeno elektroprocesorsko otapalo, pri čemu ta elektrolitička stanica ne sadrži membranu ili drugi separator između anode katode;
prikupljač olova funkcionalno spojen na elekrtolizator i postavljen u blizini površine katode i konfiguriran prikupiti prijanjajuće olovo visoke čistoće s površine te katode u postupku koji ne sadrži ljuštenje i bez značajnog anodnog uništenja kelatora, što znači gubitak kelatora manji od 10% na 12 sati neprekidnog rada.
17. Elektrolizator sukladno patentnom zahtjevu 16 pri je čemu ta anoda titanijska anoda obložena s rutenij oksidom, i pri čemu je ta katoda aluminijska katoda.
18. Elektrolizator sukladno patentnom zahtjevu 16 pri čemu je ta katoda konfigurirana da se pomjeri u odnosu na ionom olova obogaćeno elektroprocesorsko otapalo, ili pri čemu je ta katoda katoda u obliku rotirajućeg diska, ili pri čemu ta katoda može rotirati brzinom djelotvornom da se omogući stvaranje prijanjajućeg olova visoke čistoće u mikroporoznoj ili nanoporoznoj miješanoj matrici na katodi oblika diska.
19. Elektrolizator sukladno patentnom zahtjevu 16 nadalje sadrži površinu skupljača postavljenu u blizini katode i konfiguriranu da se ukloni prijanjajuće olovo visoke čistoće na način koji nije ljuštenje, ili još sadrži jedinicu za kondicioniranje otapala koja je tekuće spojen na stanicu i konfigurirana kako bi omogućila uklanjanje sulfata i/ili iona metala koji nije olovo iz tog otapala.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361905941P | 2013-11-19 | 2013-11-19 | |
| EP14863903.2A EP3072180B1 (en) | 2013-11-19 | 2014-11-18 | Devices and methods for smelterless recycling of lead acid batteries |
| PCT/US2014/066142 WO2015077227A1 (en) | 2013-11-19 | 2014-11-18 | Devices and methods for smelterless recycling of lead acid batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20190579T1 true HRP20190579T1 (hr) | 2019-08-23 |
Family
ID=53180072
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20190579TT HRP20190579T1 (hr) | 2013-11-19 | 2019-03-25 | Uređaji i postupci za recikliranje baterija s olovnom kiselinom neotapanjem |
| HRP20210219TT HRP20210219T1 (hr) | 2013-11-19 | 2021-02-09 | Uređaji i postupci za netopivo recikliranje baterija s olovnom kiselinom |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| HRP20210219TT HRP20210219T1 (hr) | 2013-11-19 | 2021-02-09 | Uređaji i postupci za netopivo recikliranje baterija s olovnom kiselinom |
Country Status (27)
| Country | Link |
|---|---|
| US (4) | US9837689B2 (hr) |
| EP (2) | EP3072180B1 (hr) |
| JP (3) | JP6173595B2 (hr) |
| KR (2) | KR101739414B1 (hr) |
| CN (3) | CN105981212B (hr) |
| AP (1) | AP2016009279A0 (hr) |
| AU (2) | AU2014353227B2 (hr) |
| BR (2) | BR112016011396B1 (hr) |
| CA (1) | CA2930945C (hr) |
| CL (1) | CL2016001182A1 (hr) |
| CY (3) | CY1121970T1 (hr) |
| DK (2) | DK3483305T3 (hr) |
| EA (2) | EA032371B1 (hr) |
| ES (2) | ES2853489T3 (hr) |
| HR (2) | HRP20190579T1 (hr) |
| HU (3) | HUE053632T2 (hr) |
| LT (3) | LT3483305T (hr) |
| MX (2) | MX357027B (hr) |
| MY (1) | MY181071A (hr) |
| PE (2) | PE20161103A1 (hr) |
| PL (2) | PL3072180T3 (hr) |
| PT (3) | PT3483305T (hr) |
| RS (2) | RS61459B1 (hr) |
| SI (2) | SI3483305T1 (hr) |
| TR (1) | TR201904923T4 (hr) |
| UA (2) | UA118037C2 (hr) |
| WO (1) | WO2015077227A1 (hr) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ES2853489T3 (es) | 2013-11-19 | 2021-09-16 | Aqua Metals Inc | Dispositivos y método para el reciclaje sin fundición de baterías de plomo-ácido |
| WO2016183431A1 (en) | 2015-05-13 | 2016-11-17 | Aqua Metals Inc. | Electrodeposited lead composition, methods of production, and uses |
| EP3294929B1 (en) | 2015-05-13 | 2021-04-14 | Aqua Metals Inc. | Closed loop systems and methods for recycling lead acid batteries |
| DK3294916T3 (da) | 2015-05-13 | 2021-02-15 | Aqua Metals Inc | Systemer og fremgangsmåder til genindvinding af bly fra blysyrebatterier |
| US10316420B2 (en) | 2015-12-02 | 2019-06-11 | Aqua Metals Inc. | Systems and methods for continuous alkaline lead acid battery recycling |
| US10062933B2 (en) * | 2015-12-14 | 2018-08-28 | Johnson Controls Technology Company | Hydrometallurgical electrowinning of lead from spent lead-acid batteries |
| CN106129516A (zh) * | 2016-08-25 | 2016-11-16 | 四川荣联电子科技有限公司 | 环保型高利用率铅酸蓄电池回收系统 |
| CN106099237A (zh) * | 2016-08-25 | 2016-11-09 | 四川荣联电子科技有限公司 | 铅酸蓄电池的环保型综合回收利用系统 |
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