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waste disposal llc

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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waste disposal llc
Wastewater & Effluent Treatment | B&V Chemicals
Wastewater & Effluent Treatment | B&V Chemicals

Concentrated ,acidic, pH adjuster for many applications including adjusting the pH of ,waste water,. BV903: Lime suspension: An alkali for use in pH control of potable water, effluent treatment and flue gas treatment. BV411: Phosphoric acid: Concentrated ,acidic, pH adjuster for many applications including adjusting the pH of ,waste water,. BV228 ...

Wastewater Treatment through Low Cost Adsorption ...
Wastewater Treatment through Low Cost Adsorption ...

7/4/2016, · 1.1. Introduction. One of the two major environmental problems concerning the management of liquids in mining and mining-related activities, particularly relevant to a country like Chile, is the natural generation ,of acidic, mine drainages (AMD) or ,acidic, rock drainages (ARD) produced by chemical and/or microbial oxidation of sulphides in the presence of air and water [1, 2].

14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

12. What are the characteristics and treatment principles of acid-base ,wastewater,? ,Acidic wastewater, mainly comes from steel plants, chemical plants, dye factories, electroplating plants and mines, which contain various harmful substances or heavy metal salts. The acid mass fraction varies widely, from less than 1% at low and greater than 10% ...

Sewage Or Wastewater Treatment Process. - Tech Process
Sewage Or Wastewater Treatment Process. - Tech Process

The carriers are made of a material With a ,density, close to the ,density, of water (01gm/cm3). An example is high-,density, polyethylene (HDPE) which has a ,density, close to (0.95 gm/cm3). The carrier will be mixed in the tank by the aeration system and thus will have good contact between the substrate in the influent ,wastewater, and the biomass on the carriers.

Fate of pharmaceuticals in contaminated urban wastewater ...
Fate of pharmaceuticals in contaminated urban wastewater ...

Several operating conditions, such as power ,density, (25-100 W L(-1)), initial substrate concentrations (2.5-10 mg L(-1)), initial solution pH (3-11), and air sparging were varied for the evaluation and understanding of the process.

Ammonia - Wikipedia
Ammonia - Wikipedia

Ammonia is a compound of nitrogen and hydrogen with the formula NH 3.A stable binary hydride, and the simplest pnictogen hydride, ammonia is a colourless gas with a distinct characteristic of a pungent smell. It is a common nitrogenous waste, particularly among aquatic organisms, and it contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to ...

The pH effect on the detection of heavy metals in ...
The pH effect on the detection of heavy metals in ...

Heavy metal particles in water are mainly derived from ,acidic, industrial ,wastewater, and seriously endanger the environment and public health. In this work, the pH effect on the detection of toxic metals in ,wastewater, by laser-induced breakdown spectroscopy coupled with a phase transformation method (LIBS-PT) was investigated.

COAGULATION AND FLOCCULATION TREATMENT OF WASTEWATER …
COAGULATION AND FLOCCULATION TREATMENT OF WASTEWATER …

textile ,wastewater, by using chitosan. It was carried out as a batch test, accommodating a series of six beakers together with six-spindle steel paddles. Besides, the sample of ,wastewater, was adjusted from the initial pH 12.99 to pH 4 in the experiments due to chitosan is soluble in ,acidic, …

Reuse Mineral Processing Wastewater with High COD
Reuse Mineral Processing Wastewater with High COD

wastewater, with an initial COD of 424.29 mg/L from a Pb/Zn sulfide mineral flotation plant and its e ect on water reuse. Typical parameters, such as anode materials, current ,density,, initial pH, and additives, were characterized to evaluate the performance of the EC method. The results showed that,

Wastewater & Effluent Treatment | B&V Chemicals
Wastewater & Effluent Treatment | B&V Chemicals

Concentrated ,acidic, pH adjuster for many applications including adjusting the pH of ,waste water,. BV903: Lime suspension: An alkali for use in pH control of potable water, effluent treatment and flue gas treatment. BV411: Phosphoric acid: Concentrated ,acidic, pH adjuster for many applications including adjusting the pH of ,waste water,. BV228 ...

Wastewater Treatment through Low Cost Adsorption ...
Wastewater Treatment through Low Cost Adsorption ...

7/4/2016, · 1.1. Introduction. One of the two major environmental problems concerning the management of liquids in mining and mining-related activities, particularly relevant to a country like Chile, is the natural generation ,of acidic, mine drainages (AMD) or ,acidic, rock drainages (ARD) produced by chemical and/or microbial oxidation of sulphides in the presence of air and water [1, 2].

There's A Perfect Pipe For Every Water And Wastewater ...
There's A Perfect Pipe For Every Water And Wastewater ...

Borrowing technology first used by the gas and oil industry, high-,density, polyethylene pipe has also become a popular choice for water and ,wastewater, applications because of its noncorrosive, highly flexible characteristics. Also, its heat-fused joints mean zero water loss, which is an important quality as worldwide water value increases.

Unit 1. Physical chemical and biological Characteristics ...
Unit 1. Physical chemical and biological Characteristics ...

The following are the main gases of concern in ,wastewater, treatment: N 2, O 2, CO 2, H 2 S, NH 3, CH 4 pH:-The hydrogen-ion concentration is an important parameter in both natural waters and wastewaters. It is a very important factor in the biological and chemical ,wastewater, treatment. Water and ,wastewater, can be classified as

Acclimation of Microalgae to Wastewater Environments ...
Acclimation of Microalgae to Wastewater Environments ...

Acclimation of five microalgae strains to secondary treated ,wastewater,. (A) Cell densities of C. debaryana (C.d.), C. luteoviridis (C.l.), C. vulgaris (C.v.), D. intermedius (D.i.), H. tetrachotoma (H.t.) and P. kessleri (P.k.) taken at day 7 during eight successive 7-d cultivation periods in ,wastewater,.At the start of each cultivation period cells taken from the previous period were ...

Fate of pharmaceuticals in contaminated urban wastewater ...
Fate of pharmaceuticals in contaminated urban wastewater ...

Several operating conditions, such as power density (25-100 W L(-1)), initial substrate concentrations (2.5-10 mg L(-1)), initial solution pH (3-11), and air sparging were varied for the evaluation and understanding of the process.

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