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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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oil refinery stages
(PDF) Treatment of petroleum wastewater by conventional ...
(PDF) Treatment of petroleum wastewater by conventional ...

1/9/2017, · sometimes ,used, in the ,neutralization of acid, wastes. As shown in Table 3, a previous work by Su n et al. (2008) reported that using a microwave-assisted catalytic wet air

(PDF) Flow Equalization and Neutralization | Ramesh Goel ...
(PDF) Flow Equalization and Neutralization | Ramesh Goel ...

Water or ,wastewater, is ,generally, considered adequately neutralized if (1) its damage to metals, concrete, or other materials is minimal; (2) it has little effect on fish and aquatic life; (3) it has no effect on biological matter (i.e., biological treatment systems).In chemical industrial treatment, ,neutralization, of excess alkalinity or acidity is often required.

Wastewater Treatment - Microza1 Crossflow Filtration ...
Wastewater Treatment - Microza1 Crossflow Filtration ...

tives, other than small quantities ,of acid, or base for pH adjustment. It does, however, contain solu-ble ,material, such as small organic molecules or dissolved copper that was originally present in the ,wastewater,. The permeate may be: • discharged directly to sewage, if it meets local regulations, • passed to ,acid, waste ,neutralization,, or

Wastewater Treatment - Pall Corporation | Filtration ...
Wastewater Treatment - Pall Corporation | Filtration ...

tives, other than small quantities ,of acid, or base for pH adjustment. It does, however, contain solu-ble ,material, such as small organic molecules or dissolved copper that was originally present in the ,wastewater,. The permeate may be: • discharged directly to sewage, if it meets local regulations, • passed to ,acid, waste ,neutralization,, or

Wastewater and Sludge | Liquid Lime | The Artesia Companies
Wastewater and Sludge | Liquid Lime | The Artesia Companies

Featuring high reactivity (KIWA T90 < 5 sec), it is ideal for rapid, acid neutralization, and is also proficient at maintaining a steady pH ., Wastewater, precipitation. Metals do, not, dissolve in the environment. They can be very toxic to humans and animals. Municipalities and industries must therefore remove them from, wastewater.

Treatment of wastewater from paper and pulp industry
Treatment of wastewater from paper and pulp industry

There are major differences between the two treatments. Thus, the alkaline method generates black effluents that are highly contaminating and are ,generally, treated to recover the sodium sulfide and caustic soda. In the sulfite method, some of the chemicals ,used,, such as sulfuric ,acid,…

Sugarcane biorefineries wastewater: bioremediation ...
Sugarcane biorefineries wastewater: bioremediation ...

28/3/2019, · Practically, there are no single units which generate ,wastewater, but the ,wastewater, is produced mainly by washing on the milling house floor, boiling house like evaporators, clarifiers, vacuum pans, centrifugation, etc. Additionally, periodical cleaning of lime water and SO 2 producing house is also contributing to the huge volume of ,wastewater,, as well as periodic descaling of heat exchangers and evaporators using NaOH, Na 2 CO 3 and HCl for descaling of heater ,and neutralization, .

Activated Charcoal: Preparation characterization and ...
Activated Charcoal: Preparation characterization and ...

excessive amounts. These ions can ,not, be removed from water with classic physical or chemical treatments completely. Activated carbon can be ,used, for removal of poisonous heavy metal ions from aqueous solutions. Adsorption in this case is due to the surface complex formation between the metal ions and the acidic surface function group of AC.

How To Treat The Wastewater Produced In Aluminum Hydroxide ...
How To Treat The Wastewater Produced In Aluminum Hydroxide ...

In summary, the ,wastewater, produced by these aluminum hydroxide manufacturers in the production process mainly includes metal ions, ,acid, and alkali, fluoride and organic matter. If it is ,not, well treated and directly discharged, it is very easy to affect the environment, so how to treat the ,wastewater, …

Sugarcane biorefineries wastewater: bioremediation ...
Sugarcane biorefineries wastewater: bioremediation ...

28/3/2019, · In the sugar industry, water is ,used, for cleaning purposes in the different sections of the factory generates ,wastewater,. Practically, there are no single units which generate ,wastewater, but the ,wastewater, is produced mainly by washing on the milling house floor, boiling house like evaporators, clarifiers, vacuum pans, centrifugation, etc. Additionally, periodical cleaning of lime water and SO ...

Different Methods of Wastewater Treatment - Water ...
Different Methods of Wastewater Treatment - Water ...

9/4/2020, · This process is known as chlorination. Ozone is also an oxidizing disinfectant that works to destroy viruses and harmful bacteria in the water. To treat industrial wastewater, Neutralization method is used. In this method, base or acid is mixed with water till it reaches pH value of water. Generally, lime is used as a base to neutralize acidic water.

Raw Water Treatment | Services | ChemTreat Inc.
Raw Water Treatment | Services | ChemTreat Inc.

Dissolved solids are ,not, visible to the naked eye and cannot be removed from the water by ,filtration,. The standard definition of dissolved solids is ,material generally, smaller than 0.45 microns in size. There are two types of dissolved solids:

Wastewater Treatment for the Industrial Metal Finishing ...
Wastewater Treatment for the Industrial Metal Finishing ...

23/10/2020, · ,Wastewater, with a low pH is ,generally, neutralized using sodium hydroxide (NaOH), lime (CaO), magnesium hydroxide (Mg(OH) 2), or calcium hydroxide (Ca(OH) 2). ,Wastewater, with a high pH is ,generally, neutralized with sulfuric ,acid, (H 2 SO 4), hydrochloric ,acid, (HCl), or carbon dioxide (CO 2). The most common chemicals ,used, are H 2 SO 4 and NaOH.

Wastewater Treatment - Pall Corporation | Filtration ...
Wastewater Treatment - Pall Corporation | Filtration ...

tives, other than small quantities of acid or base for pH adjustment. It does, however, contain solu-ble material such as small organic molecules or dissolved copper that was originally present in the wastewater. The permeate may be: • discharged directly to sewage, if it meets local regulations, • passed to acid waste neutralization, or

(PDF) Flow Equalization and Neutralization
(PDF) Flow Equalization and Neutralization

A common practice in treating ,acid, streams is the ,neutralization, process with a large amount of alkaline reagents (e.g., calcium carbonate, calcium oxide, …

(PDF) Flow Equalization and Neutralization
(PDF) Flow Equalization and Neutralization

A common practice in treating ,acid, streams is the ,neutralization, process with a large amount of alkaline reagents (e.g., calcium carbonate, calcium oxide, magnesium hydroxide, sodium hydroxide or ...

How To Treat The Wastewater Produced In Aluminum Hydroxide ...
How To Treat The Wastewater Produced In Aluminum Hydroxide ...

In summary, the wastewater produced by these aluminum hydroxide manufacturers in the production process mainly includes metal ions, acid and alkali, fluoride and organic matter. If it is not well treated and directly discharged, it is very easy to affect the environment, so how to treat the wastewater is very important.

(PDF) Treatment of petroleum wastewater by conventional ...
(PDF) Treatment of petroleum wastewater by conventional ...

sometimes ,used, in the ,neutralization of acid, wastes. As shown in Table 3, a previous work by Su n et al. (2008) reported that using a microwave-assisted catalytic wet air

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