The grade of europium oxide was increased to 84% from 8.5% in feed with a recovery of 72%. (c) The porous carbon electrode was tested for electrolytic reduction of Eu 3 + into Eu 2 + in a specific electrolytic cell. The diameter of the holes on the electrode was smaller than that on the ion-exchange membrane.
Patents for C25C 1 - Electrolytic production, recovery or refining of metals by electrolysis of solutions (5,617) 03/2013: 03/27/2013: CN102994762A Industrial method for …
This cathode assembly (C) comprises a cathode body (1) made of a carbonaceous material, provided with at least one slot (17), said slot being provided with side walls (17A.17B) …
Jan 01, 2002· A method of producing commercial purity aluminum in an electrolytic reduction cell comprising ceramic inert anodes is disclosed. The method produces aluminum having acceptable levels of Fe, Cu and Ni impurities. The ceramic inert anodes used in the process may comprise oxides containing Fe and Ni, as well as other oxides, metals …
• Electrolytic production or recovery of metals and alloys from solutions or melts is classified in C25C • Processes and apparatuses for electrochemical removal of materials …
A process is disclosed for the electrolytic production of magnesium utilizing magnesium oxide and/or partially dehydrated magnesium chloride as a feedstock. An electrolyte containing magnesium chloride, potassium chloride and optionally sodium chloride is employed so that magnesium is produced. The magnesium is absorbed into a molten …
The hydrogen and oxygen flow out from both ends of the electrolytic cell together with the electrolyte and enter the gas-liquid separation device. The reaction equation in the electrolytic cell is as follows: electrolysis. 2H2O ======= 2 H2↑ + O2 ↑. KOH (electrolyte) 4. Gas-liquid separation device. The gas-liquid separation device is ...
CA1087131A1 Electrolytic removal of heavy metal ions from aqueous solutions : 09/1980: 09/30/1980: US4225571 Electrowinning of metal from sulphide ores and recovery of water soluble sulphides : 09 ...
CN2360424Y Electrolytic appts for prodn. high pure electrolytic ferrous powder by utilizing iron waste material : 12/1999: 12/23/1999: WO1999066107A1 Making particulates of controlled dimensions ...
Dec 29, 2017· Electrolytic refining (electrorefining) is a process used to make impure copper pure. Unlike aluminum, copper metal is fairly easy to obtain chemically from its ores. By electrolysis, it can be refined and made very pure—up to 99.999%. The electrorefining is at the heart of not only copper purification, but the production of …
Jan 08, 2022· Our results indicate that the reaction condition of 350 °C for 5 min was optimal for maximizing energy recovery with improved quality, at the same time achieving a high phosphorus recovery. View ...
The present invention provides an electrolytic copper foil, an electrode, and a lithium ion secondary battery having same. The electrolytic copper foil comprises a roller surface and a deposition surface located on opposite sides; the vo... WO/2020/157205A1 A PROCESS FOR PRODUCTION OF ALUMINIUM
Mar 01, 2020· 1. Introduction. Metallic manganese is an important raw material in metallurgy and chemical engineering. Conventional manganese production can be divided into the manganese ore calcination, acid leaching and electrowinning three steps [1,2].The productive process generates large quantities of electrolytic manganese residue (EMR) …
1 · In this work, we reported an ammonium chloride roasting approach (ACRA) to separate molten carbonate from electrolytic carbon, as shown in Fig. 1.The thermodynamic feasibility of NH 4 Cl-assisted roasting reaction (Eq.) was calculated, and optimal roasting conditions of Li 2 CO 3-carbon-NH 4 Cl mixture were studied. Moreover, Li 2 CO 3 was …
the programme will study the electrolytic recovery, in molten salts, of titanium from scraps and machining wastes of alloys containing ti-al-v, and residuals obtained from the ingot conditioning phase. that will be obtained by anodic dissolution of the scrap and cathodic deposition of ti, both carried out in molten salts electrolytic bath ...
Patents for C25C 1 - Electrolytic production, recovery or refining of metals by electrolysis of solutions (5,617) 06/1988: 06/07/1988: CA1237797A1 Method and apparatus for effecting current ...
Please give pointers: How much is the amount of battery plus electrolysis liquid?1. If the material ratio, crushing density, and diaphragm pores are known, can the theoretical amount of electrolytes be calculated?Or do you see the absorbing experiment on the polar padding and diaphragm soaking experiments?2. Is the dense density u003d real density?Lithium …
, et al Xanthan gum:Production, Recovery, and Properties.Biotechnology Advances .2000, 18:549- 579. 3 [14, 15] [2] ...
Servicing or operating of cells for the electrolytic production, recovery or refining of metals or alloys. Relationships with other classification places Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process provided for in class C25 are classified in ...
Discuss; 229910000789 Aluminium-silicon alloy Inorganic materials 0.000 title 1; Classifications. C — CHEMISTRY; METALLURGY; C25 — ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR; C25C — PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; …
Jun 01, 2003· Lupi and Pasquali (2003) and Zhou et al. (1997) Studied the electrolytic nickel recovery from lithium ion batteries. Nickel electro winning is performed from electrolytes containing NiCl 2 and/or ...
COOPERATIVE PATENT CLASSIFICATION. . C25C. PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; …
Electrolytic production, recovery or refining of metal powders or porous metal masses [2013-01] C25C 5/02. from solutions [2013-01] C25C 5/04. from melts [2013-01] C25C 7/00. Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (for the production of aluminium C25C 3/06 - C25C 3/22) [2016-05]
Thin films produced on 5052 aluminum alloy by plasma electrolytic oxydation with Red Mud-containing Electrolytes. Maria Eduarda Antunes. 2014, Materials Research. Continue Reading. Download Free PDF.
Patents for C25C 1 - Electrolytic production, recovery or refining of metals by electrolysis of solutions (5,617) 03/2013: 03/27/2013: CN102994762A Industrial method for selectively recycling ...
Nov 03, 2022· The production of sulfide is undesirable, because it will react with the silver complex to produce insoluble silver sulfide (known as "sulfiding"). Although from a recovery standpoint a small amount of silver sulfide can be tolerated, too high a level will result in a poor plate [93]. ... There are essentially two ways in which electrolytic ...
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR WARNING In this subclass non …
Oct 01, 2022· 1. Introduction. The isotope 99m Tc (t 1/2 = 6.01 h), which is produced from the decay of 99 Mo (t 1/2 = 65.98 h), is the most frequently used radioisotope in nuclear medicine with nominally two-thirds of all diagnostic nuclear medicine procedures using 99m Tc as the imaging agent. Currently, 99m Tc produced from 99 Mo/ 99m Tc generators is …
Nov 15, 2022· China's economy has maintained the recovery trend in October with steady growth in industrial production and investment, while consumption was still weak amid pressures from renewed COVID-19 outbreaks, according to the National Bureau of Statistics. China's value-added industrial output, a gauge of activity in the manufacturing, …
cpc section c; cpc class c25; cpc subclass c25c; printable version [pdf] ... cooperative patent classification c25c. processes for the electrolytic production, recovery or refining of metals; apparatus therefor [2020-05]
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