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Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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Geopolymers and Alkali-Activated Materials for Wastewater ...
Geopolymers and Alkali-Activated Materials for Wastewater ...

13/10/2020, · Aloxite, for instance, is used as catalyst and/or catalyst support in ,organic, chemistry due to its physicochemical stability and unique surface properties. As waste material, it could be accumulated in immense amounts from gas purification, decolorization, and catalytic processes as well as refining and ,desulfurization, of petroleum oils and waxes.

Biosolids and sludge management - Brisolara - 2019 - Water ...
Biosolids and sludge management - Brisolara - 2019 - Water ...

Pan et al. evaluated in the use of ,acidic additives, (apple pomace, citric acid, elemental ,sulfur,, phosphoric acid, magnesium hydrogen phosphate, and calcium superphosphate) on compost quality, nitrogen conservation and greenhouse gas reduction with citric acid, apple pomace and magnesium hydrogen phosphate showing the most promise.

Liquid-Phase Adsorption of Multi-Ring Thiophenic Sulfur ...
Liquid-Phase Adsorption of Multi-Ring Thiophenic Sulfur ...

The regeneration of spent activated carbons was also conducted by solvent washing. The high-adsorption capacity and selectivity for methyl DBTs indicate that certain activated carbons are promising adsorbents for selective adsorption for removing ,sulfur, (SARS) as a new approach to ultra deep ,desulfurization, of diesel fuels.

Biosolids and sludge management - Brisolara - 2019 - Water ...
Biosolids and sludge management - Brisolara - 2019 - Water ...

Pan et al. evaluated in the use of ,acidic additives, (apple pomace, citric acid, elemental ,sulfur,, phosphoric acid, magnesium hydrogen phosphate, and calcium superphosphate) on compost quality, nitrogen conservation and greenhouse gas reduction with citric acid, apple pomace and magnesium hydrogen phosphate showing the most promise.

Manual: Flue Gas Desulfurization Inspection and ...
Manual: Flue Gas Desulfurization Inspection and ...

----- EPA/625/1-85/019 October 1985 FLUE ,GAS DESULFURIZATION INSPECTION AND PERFORMANCE EVALUATION, HANUAL I by PEI Associates, Inc. 11499 Chester Rbad, P.O. Box 46100 Cincinnati, Ohio 45246-0100 or Air and Energy Engineering Research Laboratory Office of Research and Development U.S. Environmental Protection Agency Research Triangle Park, NC 27711 and Center for Environmental …

Water | Free Full-Text | Performance of a Full-Scale ...
Water | Free Full-Text | Performance of a Full-Scale ...

The feedstocks used in this study contained ,sulfur,; according to Thompson and He , crude glycerol from different seed oil biomass and waste cooking oils contain ,sulfur, in concentrations from 14 to 128 ppm; the ,sulfur, content of cow manure is considerable at 0.7–0.8 g kg −1 ; the chicken manure contained an even higher ,sulfur, concentration (0.5–1% on a dry matter basis or 2.8–3.2 g kg −1) [32,34].

Oxyanion Behavior in Alkaline Environments: Sorption and ...
Oxyanion Behavior in Alkaline Environments: Sorption and ...

Arsenate sorption by ,ettringite, [Ca6Al2(SO4)3(OH)12·26H2O] is examined as adsorption and coprecipitation systems at ,alkaline, pH (10.0−12.5) and for a wide range of As(V) concentration (<1 μM−15 mM). The mode of sorption and sorbate and sorbent concentrations controlled the nature of solid-phase As(V) speciation.

Industrial Wastewater Volatile Organic Compound Emissions ...
Industrial Wastewater Volatile Organic Compound Emissions ...

In these tanks, the ,wastewater, pH is adjusted, using ,acidic, or ,alkaline additives,, to prevent shocking of the biological system downstream. 3-2-12-1 VOC Emission Mechanism. Emissions occur from treatment tanks by both diffusive and convective mechanisms.20 As ,wastewater, flows slowly through the tank, ,organic, compounds diffuse through the water to the liquid surface.

Riding the sulfur cycle – metabolism of sulfonates and ...
Riding the sulfur cycle – metabolism of sulfonates and ...

Research into specific ,desulfurization, of such compounds, without degrading the backbone carbon structure, makes up an important objective of many research groups . In the past 20 years, success in reducing the ,sulfur, content of oil, primarily by hydrodesulfurization, has led to a dramatic decrease in SO 2 pollution in the industrialized world.

Safety and Environmental Aspects in Refining
Safety and Environmental Aspects in Refining

emulsions are heated to expedite separation. Acidic wastewater is neutralized with ammonia, lime, or sodium carbonate. Alkaline wastewater is treated with sulfuric acid, hydrochloric acid, carbon dioxide-rich flue gas, or sulfur. 2.1.2 Secondary Treatment Some suspended solids …

Wet flue gas desulfurization using alkaline agents ...
Wet flue gas desulfurization using alkaline agents ...

This additive effectively acts according to the next reactions: 22SO3 + S2O3 S2O3 + SO3 SO3 + S2O3 polythionates S2O3 + S2O3 polythionates (11) (12) (13) Shen et al. (2013) reported increasing ,desulfurization, efficiencies when increasing the initial Na2S2O3 concentration, as this strong base-weak acid salt also acts as a buffer. 3.7 Reutilization of residues and byproducts as ,desulfurization, agents Many industrial ,alkaline, wastes contain significant amounts of CaO and other ,alkaline, …

6 Application of Fly Ash in Flue Gas Desulfurization - Tài ...
6 Application of Fly Ash in Flue Gas Desulfurization - Tài ...

6 Application of Fly Ash in Flue Gas ,Desulfurization,. Bạn đang xem bản rút gọn của tài liệu. Xem và tải ngay bản đầy đủ của tài liệu tại đây (8.09 MB, 401 trang ) 5.6 Application of Fly Ash in Flue Gas ,Desulfurization, Table 5.28 SO2 emission in

The experimental study on a new semi-dry desulfurization ...
The experimental study on a new semi-dry desulfurization ...

There is an Open Access version for this licensed article that can be read free of charge and without license restrictions. The content of the Open Access version may differ from

Manual: Flue Gas Desulfurization Inspection and ...
Manual: Flue Gas Desulfurization Inspection and ...

----- EPA/625/1-85/019 October 1985 FLUE ,GAS DESULFURIZATION INSPECTION AND PERFORMANCE EVALUATION, HANUAL I by PEI Associates, Inc. 11499 Chester Rbad, P.O. Box 46100 Cincinnati, Ohio 45246-0100 or Air and Energy Engineering Research Laboratory Office of Research and Development U.S. Environmental Protection Agency Research Triangle Park, NC 27711 and Center for Environmental …

Wet flue gas desulfurization using alkaline agents ...
Wet flue gas desulfurization using alkaline agents ...

This additive effectively acts according to the next reactions: 22SO3 + S2O3 S2O3 + SO3 SO3 + S2O3 polythionates S2O3 + S2O3 polythionates (11) (12) (13) Shen et al. (2013) reported increasing ,desulfurization, efficiencies when increasing the initial Na2S2O3 concentration, as this strong base-weak acid salt also acts as a buffer. 3.7 Reutilization of residues and byproducts as ,desulfurization, agents Many industrial ,alkaline, wastes contain significant amounts of CaO and other ,alkaline, …

Liquid-Phase Adsorption of Multi-Ring Thiophenic Sulfur ...
Liquid-Phase Adsorption of Multi-Ring Thiophenic Sulfur ...

The regeneration of spent activated carbons was also conducted by solvent washing. The high-adsorption capacity and selectivity for methyl DBTs indicate that certain activated carbons are promising adsorbents for selective adsorption for removing ,sulfur, (SARS) as a new approach to ultra deep ,desulfurization, of diesel fuels.

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Subject: "flue gas desulfurization" - PubAg Search Results

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Frontiers | Alkaliphilic Bacteria with Impact on ...
Frontiers | Alkaliphilic Bacteria with Impact on ...

Examples of alkaliphile enzymes and their uses include ,alkaline, proteases, which are used as detergent ,additives, and for removing hair from hides; starch-degrading amylases with elevated pH optima are also suitable for laundry use and debranching enzymes, together with amylase, play a role in stain removal (Ito et al., 1989; Gessesse et al., 2003; Sarethy et al., 2011); ,alkaline, keratinases ...

Method for alkaline treatment of sewage sludge for ...
Method for alkaline treatment of sewage sludge for ...

An ,alkaline, stabilization process for treating partially dewatered sludge while reducing lime consumption, increasing nutrient values and applicability of the product, and enhancing physical handling characteristics such as dryness, granularity and spreadability including feeding a predetermined amount of partially dewatered sludge to a first mixer, adding a predetermined amount of ,alkaline, material to the sludge in the first mixer, mixing the sludge ,and alkaline, …

Emission reduction process for dechlorinating flue‐gas ...
Emission reduction process for dechlorinating flue‐gas ...

In addition, ,alkaline, flue duct spray can improve the dechlorination efficiency and further reduce the amount of ,desulfurization wastewater,. 128 Furthermore, these factors reduce the chlorine content of the ,desulfurization, slurry, the production of dechlorination ,wastewater,, and the chlorine content in FGD gypsum. 129 Due to the limitations of this study, the effects of saturated steam with different …

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