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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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water hardness test strips ace hardware
TREATING INDUSTRIAL WASTEWATER – Flexi Systems
TREATING INDUSTRIAL WASTEWATER – Flexi Systems

Treatment Capacity @ 150g / Litre ,Chromium Acid,: 1000 Litres / Batch: Processing Time: Approximately 1.5 hours / Batch: Regeneration* Time for Resin: Approximately 3 hours / Batch: Concentration of Metal Ion: Up to 10g / Litre: Power Supply: 220 V, 16 Amp: Minimum Required Installation Area: 8000 mm (L) x 3000 mm (W) x 4500mm (H)

US3371034A - Process for removal of chromium in industrial ...
US3371034A - Process for removal of chromium in industrial ...

US3371034A US62285667A US3371034A US 3371034 A US3371034 A US 3371034A US 62285667 A US62285667 A US 62285667A US 3371034 A US3371034 A US 3371034A Authority US United States Prior art keywords solution barium ,chromium, rinse waste Prior art date 1967-01-31 Legal status (The legal status is an assumption and is not a legal conclusion.

Removal of chromium from industrial effluents using ...
Removal of chromium from industrial effluents using ...

11/7/2017, · ,Chromium, has widespread applications in various ,industrial, processes such as electroplating, printing, dyeing, tanning and metallurgy. However, improper disposal of effluents from these industries results in environmental pollution [1,2,3].This has fatal consequences on the environment, plants and animals as it exerts carcinogenic, mutagenic and teratogenic effects and …

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

The third type is classified according to the main components of the pollutants contained in the ,wastewater,, such as acidic ,wastewater,, alkaline ,wastewater,, cyanide-,containing wastewater,, ,chromium,-,containing wastewater,, cadmium-,containing wastewater,, mercury-,containing wastewater,, phenol-,containing wastewater,, aldehyde-,containing wastewater,, and oily ,wastewater,. , sulfur-,containing wastewater, ...

SOLUTION FOR WASTEWATER PROBLEM ... - Industrial Pollution
SOLUTION FOR WASTEWATER PROBLEM ... - Industrial Pollution

cleaners etc. This effluent is supposed to be most hazardous ,containing, heavy metallic ions such as nickel, ,chromium,, zinc, lead, silver, cadmium, mercury etc. as well as cyanides, hydrogen sulphides, ammonia, chloramines which are toxic but valuable. Electroplating ,wastewater, is variable in character and alkaline in nature.

Removal of chromium from industrial effluents using ...
Removal of chromium from industrial effluents using ...

11/7/2017, · ,Chromium, has widespread applications in various ,industrial, processes such as electroplating, printing, dyeing, tanning and metallurgy. However, improper disposal of effluents from these industries results in environmental pollution [1,2,3].This has fatal consequences on the environment, plants and animals as it exerts carcinogenic, mutagenic and teratogenic effects and …

CHROMIUM REMOVAL FROM TANNERY WASTEWATER …
CHROMIUM REMOVAL FROM TANNERY WASTEWATER …

dyeing, printing inks and wood preservation, huge amounts of wastewater containing chromium are discharged into the environment. Tannery effluents are ranked as the highest pollutants among all industrial wastes. They are especially large contributors to …

Removal of Chromium from Industrial Wastewater by ...
Removal of Chromium from Industrial Wastewater by ...

Applicability to ,industrial wastewater, The adoptability of the technique enlarged with the activated coffee husk carbon for ,chromium, removal was undertaken with some actual effluent samples. Chrome tanning effluent was collected from Batu Tannery PLC, which is a private leather tanning industry in Addis Ababa, at discharge point.

Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Fossil-fuel power stations, particularly coal-fired plants, are a major source of industrial wastewater. Many of these plants discharge wastewater with significant levels of metals such as lead, mercury, cadmium and chromium, as well as arsenic, selenium and nitrogen compounds (nitrates and nitrites).

Heavy Metals Removal Industrial Wastewater Solutions
Heavy Metals Removal Industrial Wastewater Solutions

Chromium is present in the wastewaters of a number of industries, including: stainless steel manufacturing, protective coatings on metal, magnetic tapes, chrome plating, tanneries, textile dyes production, pigments and paint production, production of cement, paper, rubber, etc. Chromium is typically precipitated in two steps: reduction and precipitation.

Industrial Wastewater: What is It & Where Does It Come From?
Industrial Wastewater: What is It & Where Does It Come From?

Power Plants. Fossil-fuel power stations, particularly coal-fired plants, are a major source of industrial wastewater. Many of these plants discharge wastewater with significant levels of metals such as lead, mercury, cadmium and chromium, as well as arsenic, selenium, and …

TREATING INDUSTRIAL WASTEWATER – Flexi Systems
TREATING INDUSTRIAL WASTEWATER – Flexi Systems

Treatment Capacity @ 150g / Litre ,Chromium Acid,: 1000 Litres / Batch: Processing Time: Approximately 1.5 hours / Batch: Regeneration* Time for Resin: Approximately 3 hours / Batch: Concentration of Metal Ion: Up to 10g / Litre: Power Supply: 220 V, 16 Amp: Minimum Required Installation Area: 8000 mm (L) x 3000 mm (W) x 4500mm (H)

TREATING INDUSTRIAL WASTEWATER – Flexi Systems
TREATING INDUSTRIAL WASTEWATER – Flexi Systems

Treatment Capacity @ 150g / Litre ,Chromium Acid,: 1000 Litres / Batch: Processing Time: Approximately 1.5 hours / Batch: Regeneration* Time for Resin: Approximately 3 hours / Batch: Concentration of Metal Ion: Up to 10g / Litre: Power Supply: 220 V, 16 Amp: Minimum Required Installation Area: 8000 mm (L) x 3000 mm (W) x 4500mm (H)

Industrial Wastewater: What is It & Where Does It Come From?
Industrial Wastewater: What is It & Where Does It Come From?

Fossil-fuel power stations, particularly coal-fired plants, are a major source of industrial wastewater. Many of these plants discharge wastewater with significant levels of metals such as lead, mercury, cadmium and chromium, as well as arsenic, selenium, and nitrogen compounds (nitrates and nitrites).

Research on Treating Acid Wastewater Containing Heavy Metal
Research on Treating Acid Wastewater Containing Heavy Metal

was found to be 82.6% in ,chromium, amended ,wastewater, [13]. The effect of ,chromium,-,containing wastewater, treatment by SRB with static test point out that when the concentration of ,chromium wastewater, was 50mg/L to 100mg/L, the processing efficiency could reach 99.62% and 99.74%, and the best economical deal time was 1h[14]. B. Zinc-,Containing, ...

Chromium removal from industrial wastewater using ...
Chromium removal from industrial wastewater using ...

22/8/2018, · Hence, it is necessary to treat ,industrial wastewater containing chromium, before being discharged to the environment. Conventional treatment methods such as electrochemical precipitation [ 8 ], ion exchange [ 9 ], membrane processing [ 10 ], solvent extraction [ 11 ], coagulation [ 12 ], and adsorption [ 13 ] have been employed to remove ,chromium, from ,wastewater,.

Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Fossil-fuel power stations, particularly coal-fired plants, are a major source of ,industrial wastewater,. Many of these plants discharge ,wastewater, with significant levels of metals such as lead, mercury, cadmium and ,chromium,, as well as arsenic, selenium and nitrogen compounds (nitrates and nitrites).

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