We value your feedback! Please complete the form below so that we can tailor our services to your specific needs.
Abstract: Strategies for liquid fuel desulfurization were estimated by reviewing desulfurization literature and critically evaluating the viability of the several methods for liquid fuels.
WhatsApp: +86 18221755073
To address the urgent demand for improved efficiency and decreased energy consumption in lead paste pre-desulfurization, this paper presents a new lead paste pre …
WhatsApp: +86 18221755073
An ammonium bicarbonate and desulfurizing agent technology is applied in the field of lead paste desulfurization using ammonium bicarbonate as a desulfurizing agent, which can solve the problems of poor desulfurization effect and poor economic benefit of desulfurization process, and achieves strong industrial applicability and good desulfurization effect., the effect of enhancing …
WhatsApp: +86 18221755073
2. according to right 1 described Waste lead acid storage battery lead paste desulfurization method, it is characterized in that described lead plaster main chemical compositions and content thereof are: PbSO 4 Be 55 ~ 70wt%, PbO 2 Be 24 ~ 35wt%, PbO …
WhatsApp: +86 18221755073
Compared with the existing sulfur melting method for producing sulfur, the method greatly improves the value of the sulfur paste, prepares high-value taurine products widely applied to industries such as medicines, food processing, feeds and the like, and simultaneously produces ammonium chloride as a byproduct, thereby realizing the recycling ...
WhatsApp: +86 18221755073
Therefore, it is highly beneficial to develop alternative desulfurization methods, including adsorbent desulfurization (ADS), oxidative desulfurization (ODS), bio desulfurization (BDS), for the ...
WhatsApp: +86 18221755073
The invention discloses a treatment method of desulfurization solid waste, which comprises the following steps: step a, mixing sulfur paste or sulfur mud with mixed double salt to obtain a sulfur salt mixture; step b, adding a sulfur-containing agent into the sulfur salt mixture obtained in the step a, adding water, and uniformly stirring to obtain sulfur salt mixed slurry; c, drying the …
WhatsApp: +86 18221755073
A self-collision, lead paste technology, applied in the field of lead paste desulfurization, can solve the problems of high sulfur content of materials, slow reaction of lead paste desulfurization, and different usage levels, and achieves stable operation and reduced sulfur content of lead paste., the effect of simple operation
WhatsApp: +86 18221755073
Due to its intricate chemical composition, SFGDA finds lim-ited application in conventional sectors such as cement and building materials, and is predominantly regarded as solid waste, leading …
WhatsApp: +86 18221755073
Leveraging industrial solid waste for the production of cementitious materials holds the potential to curtail the consumption of traditional cement. Orthogonal tests were conducted to investigate the effects of five factors, namely, steel slag–slag mass ratio, desulfurization gypsum content, water glass modulus, alkali content, and water–binder ratio, on the working …
WhatsApp: +86 18221755073
A lead paste and mechanism technology, applied in the field of lead paste desulfurization based on grinding mechanism, can solve the problems of secondary pollution of production and environment, complicated follow-up treatment, long reaction time, etc., to improve production capacity, low energy consumption and cost, Responsive effect
WhatsApp: +86 18221755073
The invention provides an efficient production method of high-purity semi-water desulphurization paste, and relates to the technical field of building decoration materials. The high-efficiency production method of the high-purity semi-water desulfurization paste comprises the steps of taking desulfurization gypsum as a raw material, taking a dilute sulfuric acid solution with the …
WhatsApp: +86 18221755073
A sulfur and process technology, which is applied in the field of sulfur purification process in HPF desulfurization by-product sulfur paste, can solve the problems of failing to meet the national standard, hazardous waste, low content, etc., and achieve continuous operation, good on-site environment and safety. Good results
WhatsApp: +86 18221755073
A hydrothermal method was adopted to strengthen the desulfurization reaction of PbSO 4 with the aim of addressing the problem of incomplete desulfurization and large reagent consumption in the pretreatment process of spent lead paste. Mineral liberation analysis showed that lead sulfate disseminates in lead oxide and they become mixed with each other, which is …
WhatsApp: +86 18221755073
The common desulfurization methods in industry include hydrodesulfurization (HDS) [1][2][3], ... Three different manure-handling/storage methods (a batch study, a semi-batch study, and a field ...
WhatsApp: +86 18221755073
These three hot metal desulfurization methods are compared based on metallurgy, efficiency, costs and overall performance. Both available data from literature and experience from Danieli …
WhatsApp: +86 18221755073
The treatment of spent lead paste is essential for the recycling of spent lead-acid batteries. In this study, we propose a facile route for the recovery of lead from spent lead paste by pre-desulfurization followed by low-temperature reduction smelting. The effects of two desulfurization methods, i.e., high-
WhatsApp: +86 18221755073
The invention relates to a desublimation purification system for desulfurization sulfur paste and an operation method thereof.A cooling gas source is connected with a gas inlet pipe orifice of an electric hot blast stove through an air inlet pipeline of an air furnace and a centrifugal fan, an outlet of the electric hot blast stove is connected with a solid-gas separator through the air inlet ...
WhatsApp: +86 18221755073
The invention provides a sodium-calcium dual-alkali flue gas desulfurization method and system. The method comprises the steps of flue gas desulfurization and sodium-based desulfurizer regeneration; in the flue gas desulfurization step, a sodium hydroxide solution is adopted as a desulfurization starting agent, the prepared sodium hydroxide solution is directly put into a …
WhatsApp: +86 18221755073
The invention discloses a method and a device for desulfurization of lead paste ammonium bicarbonate with internal deing. In the deing area in the upper part of the desulfurization tank, 2 to 4 deing buckets are arranged, and the shearing action of the deing stirrer is used to lift the The converging and growing air bubbles are re-dispersed into small air bubbles, …
WhatsApp: +86 18221755073
A hydrothermal method was adopted to strengthen the desulfurization reaction of PbSO4 with the aim of addressing the problem of incomplete desulfurization and large reagent consumption in the ...
WhatsApp: +86 18221755073
So far, chemical solvents (mainly alcamines) are the most frequently used methods for gas desulfurization [2]. In low pressure operation, it is more suitable than physical solvent or mixed …
WhatsApp: +86 18221755073
the method is to grind the lead paste raw material before the desulfurization reaction to reduce the particle size of the solid matter in the lead paste, the essence of which is to increase the contact area, in fact, the performance update during the pre-desulfurization reaction process It is the key to the process. Reducing the particle size of the raw material of the lead paste has limited ...
WhatsApp: +86 18221755073
The invention discloses a plasma-assisted catalyst desulfurization and storage bit thermal regeneration method and application, and belongs to the technical field of nitrogen oxide control in environmental protection. Putting the sulfur poisoning catalyst into a non-thermal equilibrium plasma catalytic reactor, introducing mixed gas containing reducing gas into the reactor, and …
WhatsApp: +86 18221755073
The invention discloses a method for producing sulfur-containing ammonium phosphates. The method comprises the steps that firstly, byproduct sulfur paste of synthesis ammonia, coking coal and other factories is added into a phosphoric acid storage tank on the basis of the calculated amount and conveyed to a reactor after being stirred to be uniform, and pelleting and drying …
WhatsApp: +86 18221755073
If you need longer storage than several weeks, you can probably freeze it, though at that point you might want to consider buying smaller packages. ... then put it into a container. I use this method to store that kind of paste for weeks, and still ok. Share. Improve this answer. Follow answered Mar 15, 2014 at 2:57. Mrs.Mok Mrs.Mok. 57 2 2 ...
WhatsApp: +86 18221755073
The application provides a desulfurization optimization method, a desulfurization optimization device, electronic equipment and a storage medium, which are used for solving the problem that the effect of desulfurization optimization on flue gas is not ideal. The method comprises the following steps: acquiring various time sequence data generated by desulfurization equipment …
WhatsApp: +86 18221755073
The invention discloses a hydrothermal deep conversion desulfurization method for waste lead plaster of a lead-acid storage battery. The method includes the steps that the waste lead plaster and aqueous alkali are mixed and then added into a high pressure reactor, and reacting is carried out under the required temperature and nitrogen partial pressure, so that lead sulfate is …
WhatsApp: +86 18221755073
A hydrothermal method was adopted to strengthen the desulfurization reaction of PbSO4 with the aim of addressing the problem of incomplete desulfurization and large reagent consumption in the ...
WhatsApp: +86 18221755073
The invention provides a system and a method for preparing acid from desulfurization waste liquid, and relates to the field of acid preparation. The system comprises a pretreatment unit, a concentration unit, a pulping unit, an incineration unit, a purification unit and a dry absorption conversion unit, wherein a dilute sulfuric acid outlet in the purification unit is connected with a …
WhatsApp: +86 18221755073
