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deep well extra deep well drilling residue harmless disposal technology

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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deep well extra deep well drilling residue harmless disposal technology
Oil Removal Systems - Sewage Treatment - Reverse Osmosis ...
Oil Removal Systems - Sewage Treatment - Reverse Osmosis ...

Normally following equipments are used for Oil Removal. 1. Oil Skimmers 2. API Separators 3. Parallel Plate Separators 4. DAF (Dissolved Air Floatation) Unit Equipment like Nut Shell Filters, Coalescers, Membranes etc. are used in tertiary treatment. 1. Oil Skimmers: Many oils can be recovered from open water surfaces by skimming devices.

New trends in removing heavy metals from industrial wastewater
New trends in removing heavy metals from industrial wastewater

The conceptual mechanism of heavy ,metal, removal by ,chemical, precipitation is presented in Eq. (1) Wang et al., 2004: M2+ + 2(OH)~ $ M(OH)2 # (1) where M2 + and OH~ represent the dissolved ,metal, ions and the ,precipitant,, respectively, while M(OH)2 is the insoluble ,metal, hydroxide.

Disposal of Waste | Prudent Practices in the Laboratory ...
Disposal of Waste | Prudent Practices in the Laboratory ...

Elimination of the methanol/acetic ,acid, (,chemical,) ... Approval for such disposal should be requested from the local ,wastewater, treatment works. ,Chemical, concentrations in such waste are typically low enough to be accepted by a local treatment works. ... An alternative procedure is to precipitate the ,metal ion, by the agent recommended in Table 7.1.

PHYSICAL REMEDIATION METHODS OF POLLUTED WATERS
PHYSICAL REMEDIATION METHODS OF POLLUTED WATERS

The methods for removing heavy ,metal, ions from aqueous solution mainly consist of physical, ,chemical,, and biological processes. Traditional physiochemical methods include ,chemical, precipitation, oxidation or reduction, filtration, ,ion, exchange, electrochemical treatment, reverse osmosis, membrane technology, and evaporation recovery.

Oil Refinery Waste Treatment Systems - Business Areas ...
Oil Refinery Waste Treatment Systems - Business Areas ...

Oil, Refinery Waste ,Treatment Systems, Oily sludge from ,oil, refinery processes (API tanks, tank sediments, biological mud from the ,treatment, of oily sewage waste) are difficult matrices to manage due to their less fluid consistency and their high hydrocarbon content.

Phosphate Precipitation with Ferrous Iron
Phosphate Precipitation with Ferrous Iron

for handling the excess sludge produced by ,chemical, precipitation.'^/ In comparison, for a ,wastewater, containing 10 mg/A P phosphate, the total costs for 90% phosphate removal by addition of aluminum in the primary stage are estimated at $0.036/ 1000 gal.(2) Section II of this report contains recommendations for a study which will seek to define the optimum conditions for effective utilization ...

ORP For Chemical Dosage Control In Metal Precipitation
ORP For Chemical Dosage Control In Metal Precipitation

Wastewater, was provided from brass plating operations in which copper and zinc were chelated with cyanide before chlorine destruction. The resulting ,wastewater, was strongly buffered at pH 8.5 and had 90 ppm of copper and 9 ppm of zinc. Normal treatment consisted of ,precipitant, addition to the batch tank with water recirculation for mixing.

Waste Oil Treatment Systems Waste Oil Treatment ...
Waste Oil Treatment Systems Waste Oil Treatment ...

Vero Alfa has devoted the time and energy for past few years to supply and develop the, systems, and equipment for the, waste oil treatment., Our system, mainly separator and filtration module associated with various process equipment are being supplied in gulf countries for converting, waste oil, into base oil.

Millennium Energy | Dewatering and Waste Oil Treatment
Millennium Energy | Dewatering and Waste Oil Treatment

Containerized Dewatering and Waste Oil Treatment System Containerized Polymer & Centrifuge Systems . As the drilling industry is regulated by a myriad of environmental regulations that continue to become increasingly more stringent, having the right solids control and dewatering equipment has become vital to successful drilling operations.

Application of Electrocoagulation and Electrolysis on the ...
Application of Electrocoagulation and Electrolysis on the ...

(1) where M 2+ and OH − represent the dissolved ,metal, ions and the ,precipitant,, respectively, while M(OH) 2 is the insoluble ,metal, hydroxide. Adjustment of pH to the basic conditions (pH 9 - 11) may significantly improves heavy ,metal, removal by ,chemical, precipitation. In hydroxide precipitation process, the addition of coagulants such as alum, iron salts, and organic polymers can enhance the ...

Oil Skimmers to Remove Oil from Wastewater | Oil Skimmers ...
Oil Skimmers to Remove Oil from Wastewater | Oil Skimmers ...

The ,Oil, Skimmers Model 6V waste ,oil, recovery system removes animal, vegetable and petroleum-based oils, fats, greases, and oily wastes that float on the surface of water or other liquids. The unit efficiently removes as much as 100 gallons of waste ,oil, per hour, and discharges it to the collection vessel.

Polymer Dewatering and Waste Oil Treatment Systems
Polymer Dewatering and Waste Oil Treatment Systems

Containerized ,Dewatering and Waste Oil Treatment, System Containerized Polymer & Centrifuge ,Systems, . As the drilling industry is regulated by a myriad of environmental regulations that continue to become increasingly more stringent, having the right solids control and dewatering equipment has become vital to successful drilling operations.

Millennium Energy | Dewatering and Waste Oil Treatment
Millennium Energy | Dewatering and Waste Oil Treatment

Containerized Dewatering and Waste ,Oil Treatment, System Containerized Polymer & Centrifuge ,Systems, . As the drilling industry is regulated by a myriad of environmental regulations that continue to become increasingly more stringent, having the right solids control and dewatering equipment has become vital to successful drilling operations.

Heavy metal sequestration from contaminated water: A review
Heavy metal sequestration from contaminated water: A review

of ,metal, ions because of destruction of its matrix. Moreover, ,ion, exchange is nonspecific and is its efficiency is pH sensitive. Table 2: Heavy ,metal, sequestering by ,chemical, precipitation method Heavy ,Metal Precipitant, Optimum dose of ,Precipitant, (g/L) Optimum pH Removal Efficiency (%) References Zn2+ Cu2+ Ni2+ Pb2+ Cr3+/Cr4+ Cd2+ Ca(OH) 2, Na

Oil Refinery Waste Treatment Systems - Business Areas ...
Oil Refinery Waste Treatment Systems - Business Areas ...

Oil Refinery Waste Treatment Systems, Oily sludge from ,oil, refinery processes (API tanks, tank sediments, biological mud from the ,treatment, of oily sewage ,waste,) are difficult matrices to manage due to their less fluid consistency and their high hydrocarbon content.

Biosorption of Heavy Metals | IntechOpen
Biosorption of Heavy Metals | IntechOpen

24/4/2017, · Industrialization has led to introduction of heavy metals in the environment. Heavy metals are known to persist in the environment and become a risk for organisms. Micro-organisms are present in industrial effluents. They have adopted different strategies to cope up with the harmful effects of these metals. These strategies can be metabolism dependent or independent.

Use of Calcined Dolomite as Chemical Precipitant in the ...
Use of Calcined Dolomite as Chemical Precipitant in the ...

Phosphorus as phosphate and nitrogen as ammonium or nitrate are the main nutrients in wastewaters and agricultural sludges. They runoff easily to waterways and cause eutrophication in water bodies. However, ammonium and phosphate could be precipitated simultaneously and used as recycled nutrients. In this research, dolomite calcined at 650 °C, 750 °C, or 950 °C and commercial …

Waste Oil Treatment Systems Waste Oil Treatment ...
Waste Oil Treatment Systems Waste Oil Treatment ...

Vero Alfa has devoted the time and energy for past few years to supply and develop the systems and equipment for the waste oil treatment. Our system, mainly separator and filtration module associated with various process equipment are being supplied in gulf countries for converting waste oil into base oil.

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