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extra deep well drilling waste liquid 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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extra deep well drilling waste liquid residue harmless disposal technology
Passivation for zinc and zinc-alloy - SG-Galvanobedarf
Passivation for zinc and zinc-alloy - SG-Galvanobedarf

The Passivation SG-110 is a chromium- (III) based iridescent thick layer ,passivation for zinc and zinc, alloy coatings and is completely chromium (VI)-free. In combination with our SG-Sealer systems a very high corrosion resistance is achieved. SG-110 can be used for rack and barrel applications.

Coatings Zinc Phosphate Process
Coatings Zinc Phosphate Process

By activating the surface, a fine crystalline zinc phosphate coating may be generated particularly on part surfaces which have been previously treated with alkaline cleaners or pickled with acid. Gardolene V 6559 is added to the last rinse bath just prior to the zinc phosphating bath.

Environmental Issues in Metal Finishing and Industrial ...
Environmental Issues in Metal Finishing and Industrial ...

Phosphate coatings are applied by immersing or spraying metal surfaces with ,zinc,, iron or manganese phosphate solution. ,Phosphating, is a surface finishing process similar to electroplating, consisting of a series of process chemical and rinse baths in which parts are …

Environmental Issues in Metal Finishing and Industrial ...
Environmental Issues in Metal Finishing and Industrial ...

20/3/2011, · Phosphate coatings are applied by immersing or spraying metal surfaces with ,zinc,, iron or manganese phosphate solution. ,Phosphating, is a surface finishing process similar to electroplating, consisting of a series of process chemical and rinse baths in which parts are immersed to achieve the desired surface preparation.

classes or types of wastes listed in this section: Hazard ...
classes or types of wastes listed in this section: Hazard ...

F012 Quenching ,wastewater, treatment sludges from metal heat-treating operations where cyanides are used in the process. (T) F019 ,Wastewater, treatment sludges from the chemical conversion coating of aluminum except from zirconium ,phosphating, in aluminum can washing when such ,phosphating, is an exclusive conversion coating process. (T)

The composition for the accelerated phosphating of metals
The composition for the accelerated phosphating of metals

The composition for the accelerated ,phosphating, of metals. C23C22/07 - ,containing, phosphates ... leading to the formation of significant quantities of wash ,wastewater,, ... The essence of the prototype is that the composition contains an aqueous solution of phosphoric ,acid,, ,zinc, nitrate and monophosphate ,zinc,.

Way zinc phosphating with integrated additional passivation
Way zinc phosphating with integrated additional passivation

The method of ,phosphating, metal surfaces of steel, galvanized steel or steel coated with ,zinc, alloys, aluminum and/or aluminum alloys with magnesium is in contact with the metal surfaces with ,zinc,-,containing phosphating, solution for a time from 3 to 8 min when spraying with a solution or immersed in a solution ,containing, from 0.2 to 3 g/l ,zinc, ions, from 3 to 50 g/l of phosphate ions is based ...

Zinc and zinc-alloy processes - SG-Galvanobedarf
Zinc and zinc-alloy processes - SG-Galvanobedarf

The cyanide free, ,alkaline zinc, bath SG-ZNA 100 is a further development of our ZNA 20 process and generates bright ,zinc, layers on rack and drum applications on ground material of iron and steel. Layer thicknesses of up to 50 μm without pores and bubble formation are possible.

Advanced Technologies in Electroplating and Effluent ...
Advanced Technologies in Electroplating and Effluent ...

Automated lines \൭ay or may not contain tanks in sequential order.\爀屲A ,zinc, plating line may therefore consist of 13 tanks, each ,containing, a che對mical processing solution or rinse water, soak clean, electroclean, rinse, ,acid,, rinse, ,zinc, plate, rinse, bright dip, rinse, …

Purification And Treatment Of Electroplating Baths And ...
Purification And Treatment Of Electroplating Baths And ...

Abstract: In a method for ,phosphating, the surface of a metallic substrate by treatment with a ,phosphating, solution ,containing, nitrite ions as the accelerator, an improvement wherein the supply of the nitrite ions to the ,phosphating, solution is carried out by electrolytic reduction of nitrate ions present in the ,phosphating, solution while changing the direction of the current flow at a fixed interval of time, whereby a desired concentration of nitrite ions in the ,phosphating, …

Zinc and zinc-alloy processes - SG-Galvanobedarf
Zinc and zinc-alloy processes - SG-Galvanobedarf

The cyanide free, ,alkaline zinc, bath SG-ZNA 100 is a further development of our ZNA 20 process and generates bright ,zinc, layers on rack and drum applications on ground material of iron and steel. Layer thicknesses of up to 50 μm without pores and bubble formation are possible.

Treatment of rinse water from zinc phosphate coating by ...
Treatment of rinse water from zinc phosphate coating by ...

The pilot-scale study revealed that 99% of the Zn²⁺ and 98% of the PO4-P could be recovered from ,phosphating wastewater, by the proposed stepwise precipitation process.

Pre-treatment before powder coating
Pre-treatment before powder coating

Zinc, phosphate can be sprayed or impregnated in five steps, namely ,alkaline, degreasing, water washing, ,zinc, phosphate, and two water washing. It is essential that the workpiece be dried as soon as possible after the phosphate treatment. ,Zinc, surface pretreatment A lightweight ,zinc, phosphate coating is …

Water | Free Full-Text | The Recovery of Phosphorus from ...
Water | Free Full-Text | The Recovery of Phosphorus from ...

The ,phosphating, process contains a series of chemical reactions, and thus lots of acidic ultra-high phosphorous ,wastewater, was produced . The composition of ,phosphating wastewater, produced in the processing of aluminum profiles is complex, and direct discharge will seriously pollute the surrounding ecological environment [ 4 ].

Bealine Environmental Services Inc
Bealine Environmental Services Inc

A6 incinerations ,wastewater,'s A7 waste liquid merecury A8 cyanide-,containing, wastes A9 waste acids and bases with or without metals A10 cleaning, rinsing, and surface preparations solutions A11 electroplating or ,phosphating, operations A12 vibratory deburring ,wastewater, A13 ,alkaline, and ,acid, solutions used to clean metal parts or equipment

classes or types of wastes listed in this section: Hazard ...
classes or types of wastes listed in this section: Hazard ...

F006 ,Wastewater, treatment sludges from electroplating operations except from the following processes: (1) Sulfuric ,acid, anodizing of aluminum; (2) tin plating on carbon steel; (3) ,zinc, plating (segregated basis) on carbon steel; (4) aluminum or ,zinc,-aluminum plating on carbon steel; (5) cleaning/stripping associated with tin, ,zinc,,

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