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Integrated process of acid wastewater biotransformation

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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Integrated process of acid wastewater biotransformation
Strong Acid Cation exchange Resin - QingYun Water -ion ...
Strong Acid Cation exchange Resin - QingYun Water -ion ...

Strong Acid Cation Exchange Resin,. It is a type of ,ion, exchange resin with functional group of sulfonic acid. These Resins have two types, the gel and the macroporous type. Most SAC is styrene-DVB matrix, which is show a stable performance and a good mechanical strength, which lead a …

Removal of sulfate from mining waters by electrocoagulation
Removal of sulfate from mining waters by electrocoagulation

as an ,ion, exchange process16 (from the viewpoint of the effluent quality), because the . 17. positive effect searched for (,removal, of the sulfate anions) is compensated partially with . 18. a non-desired effect: an increase in the concentration of the counter ,ion, added with the . 19. coagulant [27, 36]. Raw mine ,wastewater, Electrochemical flow cell

Optimization of the electrocoagulation process for sulfate ...
Optimization of the electrocoagulation process for sulfate ...

Sulfate concentrations affected on the natural ,sulfur, cycle in the anaerobic treatment, therefore pretreatment of ,wastewater, containing sulfate must be considered. In this work electrocoagulation techniques have considered as an effective and environmentally friendly process for desulfurization from ,wastewater,. Three factors including initial pH,

An evaluation of desulfurization technologies for sulfur ...
An evaluation of desulfurization technologies for sulfur ...

The current industrial method for ,removal of sulfur, from fuels is hydrodesulfurization (HDS), which is a high temperature, high pressure catalytic process. This makes HDS a very costly option for deep ,desulfurization,. Moreover, HDS is not effective for removing heterocyclic ,sulfur, compounds such as dibenzothiophene (DBT) and its derivatives, especially 4,6-dimethyldibenzothiophene (4,6-DMDBT).

Removal of sulfate from wet FGD wastewater by co ...
Removal of sulfate from wet FGD wastewater by co ...

There are reports on various chemical precipitation methods for sulfate ,removal, in virtue of formation of gypsum, barium sulfate, lead sulfate or ettringite precipitations (Ca 6 Al 2 (SO 4) 3 (OH) 12 ·26H 2 O). Compared with barium or lead sulfate, the ,removal, efficiency of sulfate by forming gypsum is not high, because the formation of gypsum depends on the composition and ionic strength of ...

Interaction of Metal Ions with Mono- and Polysaccharides ...
Interaction of Metal Ions with Mono- and Polysaccharides ...

The mechanism implied in metal ,ion removal, governs the ionic force influence. ... , palladium, osmium, iridium and gold. For example, chitosan beads containing ,sulfur, groups were very efficient to remove gold from dilute ,acidic, ... Despite the number of research works published on natural adsorbents for metal ions ,removal, from ,wastewater,, ...

Biological and Chemical Wastewater Treatment Processes ...
Biological and Chemical Wastewater Treatment Processes ...

2/12/2014, · ,Ion, exchange (IX) is a reversible reaction in which a charged ,ion, in a solution is exchanged with a similarly charged ,ion, which is electrostatically attached to an immobile solid particle. The most common implementation of ,ion, exchange method in ,wastewater, treatment is for softening, where polyvalent cations (e.g., calcium and magnesium) are exchanged with sodium [ 36 ].

Synergy between Zeolite Framework and Encapsulated Sulfur ...
Synergy between Zeolite Framework and Encapsulated Sulfur ...

It appears that the elemental ,sulfur, does not provide additional adsorption sites for Cs + ions but increases the ,ion,-exchange selectivity toward Cs + by providing additional interaction. Various analyses show that ,sulfur, partially donates its electron to the ,ion,-exchanged Cs + cations in zeolites, indicating significant Lewis acid–base interaction.

Removal of sulfate from mining waters by electrocoagulation
Removal of sulfate from mining waters by electrocoagulation

as an ,ion, exchange process16 (from the viewpoint of the effluent quality), because the . 17. positive effect searched for (,removal, of the sulfate anions) is compensated partially with . 18. a non-desired effect: an increase in the concentration of the counter ,ion, added with the . 19. coagulant [27, 36]. Raw mine ,wastewater, Electrochemical flow cell

Biological and Chemical Wastewater Treatment Processes ...
Biological and Chemical Wastewater Treatment Processes ...

2/12/2014, · ,Ion, exchange (IX) is a reversible reaction in which a charged ,ion, in a solution is exchanged with a similarly charged ,ion, which is electrostatically attached to an immobile solid particle. The most common implementation of ,ion, exchange method in ,wastewater, treatment is for softening, where polyvalent cations (e.g., calcium and magnesium) are exchanged with sodium [ 36 ].

Application of Ferrate for Advanced Water and Wastewater ...
Application of Ferrate for Advanced Water and Wastewater ...

22/8/2019, · The ,removal, efficiency was higher as the temperature increased, and also ,acidic, pH enhanced the ferrate action on green algae [1, 10, 20]. 5.4 Effect of ferrate ions on microcystins Cyanobacteria such as Microcystis , Anabaena , Aphanizomenon , Oscillatoria , Cylindrospermopsis and Lyngbya are known to produce toxins, which affect aquatic life as well as human beings adversely.

Sulfur dioxide - Wikipedia
Sulfur dioxide - Wikipedia

In municipal wastewater treatment, sulfur dioxide is used to treat chlorinated wastewater prior to release. Sulfur dioxide reduces free and combined chlorine to chloride. Sulfur dioxide is fairly soluble in water, and by both IR and Raman spectroscopy; the hypothetical sulfurous acid, H 2 SO 3, is not present to any

GAS PROCESSING: WASTEWATER TREATMENT AND DISPOSAL:
GAS PROCESSING: WASTEWATER TREATMENT AND DISPOSAL:

Removal, of suspended solids and additional treatment to ensure compatibility among the various ,wastewater, sources and the receiving aquifer must frequently be implemented in order to eliminate plugging of the underground reservoir. Treatment of ,wastewater, prior to disposal to surface streams is almost always required.

Flue Gas Desulfurization Reducing Acid Rain | Howden
Flue Gas Desulfurization Reducing Acid Rain | Howden

As ,sulfur, dioxide is an ,acidic, gas it will need to be neutralised before disposal. To do this an alkaline-based sorbent is used to bring the pH level of the ,sulfur, dioxide gas closer to neutral. Scrubber systems are one of the most efficient ways of reducing ,sulfur, dioxide emissions caused by industrial combustion, and a classic example of an acid-base chemical reaction performed on an industrial scale.

GAS PROCESSING: WASTEWATER TREATMENT AND DISPOSAL:
GAS PROCESSING: WASTEWATER TREATMENT AND DISPOSAL:

Removal, of suspended solids and additional treatment to ensure compatibility among the various ,wastewater, sources and the receiving aquifer must frequently be implemented in order to eliminate plugging of the underground reservoir. Treatment of ,wastewater, prior to disposal to surface streams is almost always required.

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