MENÜ
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 ...
Details
Dec 21, 2015· Conclusions. VFA can be extracted directly from a fermentation broth by membrane electrolysis. The electrolytic water reduction products are utilized in the fermentation: OH − is used for pH control without added chemicals, and H 2 is metabolized by species such as Megasphaera elsdenii to produce greater value, more reduced VFA. …
Details 
Mar 31, 2014· Project Innovation + Advantages: Alcoa is designing a new, electrolytic cell that could significantly improve the efficiency and price point of aluminum production. Conventional cells reject a great deal of waste heat, have difficulty adjusting to electricity price changes, and emit significant levels of CO2. Alcoa is addressing these problems ...
Details 
3/00 Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C 5/00 takes precedence) 3/02 . of alkali or alkaline earth metals 3/04 . of magnesium 3/06 . of aluminium 3/08 . Cell construction, e.g. bottoms, walls, cathodes 3/085 . …
Details 
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
Details 
Electrolytic production, recovery or refining of metals by electrolysis of melts (C25C 5/00 takes precedence) Special rules of classification Classify also in C25C 5/04, when applicable. Glossary of terms In this place, the following terms or expressions are used with the meaning indicated:
Details 
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 …
Details 
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 …
Details 
Part 1: Please provide the name, address, and telephone number of the establishment where the refrigerant recovery or recycling device(s) is (are) located. Please complete one form for each location. State the number of vehicles based at this location that are used to transport technicians and equipment
Details 
Sodium hexafluoroaluminate, Na 3 AlF 6, more commonly known as cryolite, is insoluble in water, but soluble in sulfuric acid, H 2 SO 4, with the evolution of HF.Synthetic cryolite finds widespread industrial use as a flux agent to dissolve alumina, Al 2 O 3, in the electrolytic metal extraction process.It is also consumed in the abrasives, ceramic and glass …
Details 
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 …
Details
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 …
Details 
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.
Details 
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]
Details 
Mar 15, 2017· up to now, the recycling of e-waste should be developed towards more depth and refinement to promote industrial production of e-waste resource recovery. in the present study, the recycling of aluminum electrolytic capacitors (AECs) from waste printed circuit boards (WPCBs) is focused on. First of al …
Details 
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) …
Details 
The extraction of nickel from ore follows much the same route as copper, and indeed, in a number of cases, similar processes and equipment are used. The major differences in equipment are the use of higher-temperature refractories and the increased cooling required to accommodate the higher operating temperatures in nickel production. The specific …
Details 
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 ...
Details 
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 ...
Details 
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 …
Details 
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]
Details 
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 …
Details Telif Hakkı © 2023 Artom Industry & Technology Group Co., Ltd.
