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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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Wastewater Treatment Systems - ALPHA GRACE ENVIRO-TECH
Wastewater Treatment Systems - ALPHA GRACE ENVIRO-TECH

Alpha ,Wastewater Treatment, ... system is an innovative and green technique consisting of mechanical and electrical ,treatment methods, to minimize the use of chemicals for ,treatment, of contaminants ... is designed for effective solid removal from both low and high ,sludge, concentration of 2000 to 50000 ppm in ,wastewater,, especially ,oily, ...

Water & Wastewater Treatment - Inudstries Served ...
Water & Wastewater Treatment - Inudstries Served ...

Sludge, Thickening BULK MATERIAL CHARACTERISTICS Bulk ingredients for Water and ,Wastewater Treatment, run the gamut from dry to ,oily,, free-flowing to non-free-flowing and powders to large pieces.

Techniques for removing oil and grease from industrial ...
Techniques for removing oil and grease from industrial ...

The on-site ,wastewater treatment, facility consisted of flow equalization, activated ,sludge treatment, and gravity clarification. The inability of the biological system to assimilate the high strength emulsion wastwater loadings led to incomplete conversion within the activated ,sludge, process and poor settling waste ,sludge, with turbid final effluent high in COD, BOD and TSS.

Investigation of Impact Factors on the Treatment of Oily ...
Investigation of Impact Factors on the Treatment of Oily ...

These factors include the initial ,oily sludge, content in the ,treatment, system, the molar ratio of H 2 O 2 to Fe 2+, the ultrasonic power, and the ultrasonic ,treatment, duration. The results could provide a sound basis for developing more efficient and economically competitive ,methods, for ,oily sludge treatment,. 2. Materials and ,Methods, . 2. 1.

Research on the treatment of oily wastewater by ...
Research on the treatment of oily wastewater by ...

Recently, ,oily wastewater treatment, has become a hot research topic across the world. Among the common ,methods, for ,oily wastewater treatment,, coalescence is one of the most promising technologies because of its high efficiency, easy operation, smaller land coverage, and lower investment and operational costs.

Oil and Grease Removal from Industrial Wastewater Using ...
Oil and Grease Removal from Industrial Wastewater Using ...

The potential lipase enzyme (LE) ,treatment, process of ,oily wastewater, was carried out to study the aeration and ,sludge, concentrations effect as shown in Table 2. All runs are carried out in a three-liter cylinder tank and stirred with a 4-blade up-pumping 600-pitched blade impeller at 400 rpm.

Techniques for removing oil and grease from industrial ...
Techniques for removing oil and grease from industrial ...

The on-site ,wastewater treatment, facility consisted of flow equalization, activated ,sludge treatment, and gravity clarification. The inability of the biological system to assimilate the high strength emulsion wastwater loadings led to incomplete conversion within the activated ,sludge, process and poor settling waste ,sludge, with turbid final effluent high in COD, BOD and TSS.

The analysis of formation of polymer‐containing oily ...
The analysis of formation of polymer‐containing oily ...

However, the most serious problem is the polymer‐containing ,oily sludge, (PCOS) could be formed and could accumulate at the top of ,wastewater, storage tank (It is the last part in the ,wastewater treatment, process. See the Figure S1).

Treatment of Oily Wastewater with Membrane Bioreactor Systems
Treatment of Oily Wastewater with Membrane Bioreactor Systems

bioreactors (MBRs) have been applied for saline ,wastewater treatment, (among others, [4,5,10,11]) since they feature high-quality effluent, a small footprint, and low ,sludge, production rates [12]. MBR systems cope well with the features of ,oily wastewater, originated from shipboard activities [4,5].

Sludge Handling And Disposal - EPA
Sludge Handling And Disposal - EPA

----- TABLE 1-1 TYPICAL QUANTITIES OF ,SLUDGE, PRODUCED DM ,WASTEWATER TREATMENT, PROCESSES ,Treatment, Keefer1 Imhoff & Fair2 Babbitt3 M&E4 Plain Sedimentation 2,950 3,530 ... (Ohio ARS) Completed* 4. Development of ,Treatment, and Disposal ,Methods, for Septic Tank Sludges (University of Connecticut ... Sole purpose is disposal of ,oily, ...

(PDF) Aerobic treatment of oily wastewater: Effect of ...
(PDF) Aerobic treatment of oily wastewater: Effect of ...

The aerobic ,treatment, is efficient and feasible in ,oily wastewater treatment, but not suitable for accumulation of PHB.,Sludge, concentration indicates the MLVSS of the activated ,sludge,. It is found that ,sludge, concentration of 7350mg/L VSS produces the highest COD removal while best result for removal of O&G obtained when the ,sludge, concentration was 11025mg/L VSS.

Oil and Grease Removal from Industrial Wastewater Using ...
Oil and Grease Removal from Industrial Wastewater Using ...

The potential lipase enzyme (LE) ,treatment, process of ,oily wastewater, was carried out to study the aeration and ,sludge, concentrations effect as shown in Table 2. All runs are carried out in a three-liter cylinder tank and stirred with a 4-blade up-pumping 600-pitched blade impeller at 400 rpm.

Research on the treatment of oily wastewater by ...
Research on the treatment of oily wastewater by ...

Recently, ,oily wastewater treatment, has become a hot research topic across the world. Among the common ,methods, for ,oily wastewater treatment,, coalescence is one of the most promising technologies because of its high efficiency, easy operation, smaller land coverage, and lower investment and operational costs.

Innovative Method for Sludge Oil Extraction and ...
Innovative Method for Sludge Oil Extraction and ...

and inorganics for ,oily wastewater treatment,. Petroleum ,oily sludge, contains hazardous waste, high concen-tration of toxic components and required proper management, [12-14]. Abo-Dief et al. [15] deduced that 1 gallon of waste oil could foul a million gallons of drinking water, similarly

Mechanical wastewater treatment: methods features and ...
Mechanical wastewater treatment: methods features and ...

Mechanical ,wastewater treatment,: ,methods,, features and scheme. General information ; ... With the help of porous materials can be eliminated sediment mechanical ,treatment, of ,oily wastewater,. ... Constructions of these types are designed for chemical-free ,treatment, of impurities with excess ,sludge, by blowing water with compressed air.

ULTRASONIC PRE-TREATMENT OF WASTEWATER SLUDGE …
ULTRASONIC PRE-TREATMENT OF WASTEWATER SLUDGE …

wastewater sludge,. Besides, the effect of ultrasonic pre-,treatment, on filterability characteristics of ,sludge, was evaluated using lab-scale experiments. MATERIALS AND ,METHODS Sludge, Meat processing ,sludge, was sampled from a local meat processing plant in Izmir, Turkey. The samples were taken from the ,sludge, collection basin of the secondary ...

Treating Methods of Oily Sludge | Scientific.Net
Treating Methods of Oily Sludge | Scientific.Net

In the process of oil production and processing, there will be produced large amounts of ,oily sludge,, which is one of the important factors that have adverse effects on oil field and surrounding environmental quality. This paper reviewed the current ,treatment methods, of ,oily sludge,, and prospected the future research and development tendency.

Applications of Emerging Nanomaterials for Oily Wastewater ...
Applications of Emerging Nanomaterials for Oily Wastewater ...

The ,oily wastewater treatment, technologies are first reviewed to ... without creating a huge amount of hazardous ,sludge,. ... electrochemical ,methods, used for ,oily wastewater,. The principle of electrofloatation lies on the dissociation of water to produce H 2 and O 2

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