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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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house waste water treatment system
Treatment of 124 -acid wastewater combined flocculation ...
Treatment of 124 -acid wastewater combined flocculation ...

Combined flocculation with complex, extract process to treat with 1,2,4-,acid wastewater,, dicyandiamide formaldehyde was used as the flocculant; TOA(trioctylamine) as extracting agent, propyl butyl-carbinol as the diluent, NaOH as back-extracting agent, the best ,flocculation, conditions are: pH value of the ,wastewater, is 3, formaldehyde Dicyandiamide to ,wastewater, at the ratio of 1%, stirred ...

chitosan flocculant (Flocculation - Water and Wastewater)
chitosan flocculant (Flocculation - Water and Wastewater)

Find chitosan flocculant (,flocculation, - water and ,wastewater,) articles , the world’s largest environmental industry marketplace and information resource.

(PDF) COAGULATION AND FLOCCULATION TREATMENT OF WASTEWATER …
(PDF) COAGULATION AND FLOCCULATION TREATMENT OF WASTEWATER …

Aluminum sulfate (alum), ferrous sulfate, ferric chloride and ferric chloro-sulfate were commonly used as coagulants. However, a possible link of Alzheimer's disease with conventional aluminium based coagulants has become an issue in ,wastewater

The Heterogeneous Coagulation and Flocculation of Brewery ...
The Heterogeneous Coagulation and Flocculation of Brewery ...

1 ,The Heterogeneous Coagulation and Flocculation of, Brewery ,Wastewater, Using Carbon Nanotubes Geoffrey S. Simatea,*, Sunny E. Iyukea, Sehliselo Ndlovua, Mike Heydenrychb aSchool of Chemical and Metallurgical Engineering, University of the Witwatersrand, Johannesburg, P/Bag 3, Wits 2050, South Africa bDepartment of Chemical Engineering, University of Pretoria, P/Bag X20, Hatfield …

Flocculation of coal washing wastewater using ...
Flocculation of coal washing wastewater using ...

Natural polymeric flocculant shows effectiveness in wastewater treatment without increasing the environmental burden. The extracellular substance produced by Paenibacillus mucilaginosus WL412 was identified as an anionic polysaccharide composed of five types of monosaccharides, namely, D-mannose, D-glucuronic acid, D-glucose, D-galactose, and L-fucose with the molar ratio of 2.8:1.2:2.0:1.8:0.8.

Flocculation (Water and Wastewater) Services ...
Flocculation (Water and Wastewater) Services ...

The Metro Group manufactures process and ,wastewater, treatments for a variety of industrial effluents and municipal ,wastewater, streams. Our products are designed to control precipitation and foaming, improve water clarity, and aid in ,flocculation, and sludge dispersion.

Study of the coagulation process in wastewater treatment ...
Study of the coagulation process in wastewater treatment ...

Coagulation-flocculation process is the most major of physicochemical treatment method in industrial wastewater treatment for reduction of colloidal suspend solids and turbidity., Previous studies showed, 40% organic materials and nitrogen can be removed from wastewater using coagulation.

The Heterogeneous Coagulation and Flocculation of Brewery ...
The Heterogeneous Coagulation and Flocculation of Brewery ...

1 ,The Heterogeneous Coagulation and Flocculation of, Brewery ,Wastewater, Using Carbon Nanotubes Geoffrey S. Simatea,*, Sunny E. Iyukea, Sehliselo Ndlovua, Mike Heydenrychb aSchool of Chemical and Metallurgical Engineering, University of the Witwatersrand, Johannesburg, P/Bag 3, Wits 2050, South Africa bDepartment of Chemical Engineering, University of Pretoria, P/Bag X20, Hatfield 0028, South …

Research of acid mine wastewater treatment technology
Research of acid mine wastewater treatment technology

The basic principle is to input neutralizer into ,acid wastewater,, to make heavy metal ions and hydroxyl ions react, generate precipitation of hydroxide dissolution difficulty in water, and, finally, ... necessary flocculant to form a larger ,flocculation,, then introduce heavy metal sewage into sedimentation tank to do solid-liquid separation.

Treatment of 124 -acid wastewater combined flocculation ...
Treatment of 124 -acid wastewater combined flocculation ...

Combined flocculation with complex, extract process to treat with 1,2,4-,acid wastewater,, dicyandiamide formaldehyde was used as the flocculant; TOA(trioctylamine) as extracting agent, propyl butyl-carbinol as the diluent, NaOH as back-extracting agent, the best ,flocculation, conditions are: pH value of the ,wastewater, is 3, formaldehyde Dicyandiamide to ,wastewater, at the ratio of 1%, stirred ...

chitosan flocculant (Flocculation - Water and Wastewater)
chitosan flocculant (Flocculation - Water and Wastewater)

Find chitosan flocculant (,flocculation, - water and ,wastewater,) articles , the world’s largest environmental industry marketplace and information resource.

Study of the coagulation process in wastewater treatment ...
Study of the coagulation process in wastewater treatment ...

Coagulation-flocculation process is the most major of physicochemical treatment method in industrial wastewater treatment for reduction of colloidal suspend solids and turbidity., Previous studies showed, 40% organic materials and nitrogen can be removed from wastewater using coagulation.

Treatment of 124 -acid wastewater combined flocculation ...
Treatment of 124 -acid wastewater combined flocculation ...

Abstract: Combined ,flocculation, with complex extract process to treat with 1,2,4-,acid wastewater,, dicyandiamide formaldehyde was used as the flocculant; TOA(trioctylamine) as extracting agent, propyl butyl-carbinol as the diluent, NaOH as back-extracting agent, the best ,flocculation, conditions are: pH value of the ,wastewater, is 3, formaldehyde Dicyandiamide to ,wastewater, at the ratio of 1% ...

Flocculation of coal washing wastewater using ...
Flocculation of coal washing wastewater using ...

Natural polymeric flocculant shows effectiveness in wastewater treatment without increasing the environmental burden. The extracellular substance produced by Paenibacillus mucilaginosus WL412 was identified as an anionic polysaccharide composed of five types of monosaccharides, namely, D-mannose, D-glucuronic acid, D-glucose, D-galactose, and L-fucose with the molar ratio of 2.8:1.2:2.0:1.8:0.8.

(PDF) COAGULATION AND FLOCCULATION TREATMENT OF WASTEWATER …
(PDF) COAGULATION AND FLOCCULATION TREATMENT OF WASTEWATER …

Aluminum sulfate (alum), ferrous sulfate, ferric chloride and ferric chloro-sulfate were commonly used as coagulants. However, a possible link of Alzheimer's disease with conventional aluminium based coagulants has become an issue in ,wastewater

COAGULATION-FLOCCULATION PROCESSES IN WATER/WASTEWATER ...
COAGULATION-FLOCCULATION PROCESSES IN WATER/WASTEWATER ...

Coagulation – ,flocculation, in water and ,wastewater, treatment The suspended material in waters and in wastewaters mostly arise from land erosion, the dissolution of minerals, ... A product prepared from alum and sulfuric ,acid, is acidified aluminium sulfate (,acid, alum). It is supplied as a liquid and is used mainly in paper-making industry.

Flocculation (Water and Wastewater) Services ...
Flocculation (Water and Wastewater) Services ...

The Metro Group manufactures process and ,wastewater, treatments for a variety of industrial effluents and municipal ,wastewater, streams. Our products are designed to control precipitation and foaming, improve water clarity, and aid in ,flocculation, and sludge dispersion.

Research of acid mine wastewater treatment technology
Research of acid mine wastewater treatment technology

The basic principle is to input neutralizer into ,acid wastewater,, to make heavy metal ions and hydroxyl ions react, generate precipitation of hydroxide dissolution difficulty in water, and, finally, ... necessary flocculant to form a larger ,flocculation,, then introduce heavy metal sewage into sedimentation tank to do solid-liquid separation.

Treatment of 124 -acid wastewater combined flocculation ...
Treatment of 124 -acid wastewater combined flocculation ...

Abstract: Combined ,flocculation, with complex extract process to treat with 1,2,4-,acid wastewater,, dicyandiamide formaldehyde was used as the flocculant; TOA(trioctylamine) as extracting agent, propyl butyl-carbinol as the diluent, NaOH as back-extracting agent, the best ,flocculation, conditions are: pH value of the ,wastewater, is 3, formaldehyde Dicyandiamide to ,wastewater, at the ratio of 1% ...

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