Welcome to the company ! we have many years of professional experience !
rsdzd@pyzyrsd.com +86 513525609655

The filtration effect of fracturing flowback fluid is poor

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.

Certificate of Honor

Get in touch with us

We will confidentially process your data and will not pass it on to a third party.

The filtration effect of fracturing flowback fluid is poor
Coagulation and Flocculation in Water and Wastewater ...
Coagulation and Flocculation in Water and Wastewater ...

Coagulation is also important in ,several wastewater, treatment operations. A common example is chemical phosphorus removal and another, in overloaded wastewatertreatment plants, is the practice of chemically enhancing primary treatment to reduce suspended solids and …

TWI249508B - Hydrofluoric acid wastewater treatment method ...
TWI249508B - Hydrofluoric acid wastewater treatment method ...

The hydrofluoric ,acid wastewater, treatment method comprises the following steps: a hydrofluoric ,acid, concentration step (S1) comprising concentrating hydrofluoric ,acid wastewater, by evaporation to produce a concentrated hydrofluoric ,acid, water and a hydrofluoric ,acid,-containing vapor; a dissolution step (S2) comprising bringing the hydrofluoric ,acid,-containing vapor obtained in the hydrofluoric ,acid, …

(PDF) Neutralization of Industrial Water by Electrodialysis
(PDF) Neutralization of Industrial Water by Electrodialysis

This is due to the ,neutralization, of the H+ or OH− ions generated by the bipolar membrane by water ions, which are formed as a result of the dissociation of water molecules at the border of the ...

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

For ,neutralization, treatment, the principle of waste treatment should be considered first. For example, ,acid, or alkali ,wastewater, neutralizes each other or neutralizes acidic ,wastewater, with waste alkali (slag), and neutralizes alkaline ,wastewater, with waste ,acid,. In the absence of these conditions, a neutralizing agent treatment can be ...

SARS-CoV-2 Variants of Concern | CDC
SARS-CoV-2 Variants of Concern | CDC

A variant for which ,there, is evidence of an increase in transmissibility, more severe disease (e.g., increased hospitalizations or deaths), significant reduction in ,neutralization, by antibodies generated during previous infection or vaccination, reduced effectiveness of treatments or vaccines, or diagnostic detection failures.

Mathematical Modeling and Development of a Low Cost Fuzzy ...
Mathematical Modeling and Development of a Low Cost Fuzzy ...

Directly related to the ,wastewater neutralization, control, ,there, is a need of balance, ... based in ,several methods, such as the process knowledge ... 0 to 80% and 0 to 100% on the ,acid, pump with the . Fig. 2. ,Neutralization, System prototype for the studied system.

Advancements in the Fenton Process for Wastewater ...
Advancements in the Fenton Process for Wastewater ...

8/6/2019, · Fenton is considered to be one of the most effective advanced treatment processes in the removal of many hazardous organic pollutants from refractory/toxic ,wastewater,. It has many advantages, but drawbacks are significant such as a strong ,acid, environment, the cost of reagents consumption, and the large production of ferric sludge, which limits Fenton’s further application.

DYES AND PIGMENTS MANUFACTURING INDUSTRIAL WASTE WATER ...
DYES AND PIGMENTS MANUFACTURING INDUSTRIAL WASTE WATER ...

10 Hydro chloric ,acid, liquid 8.00 11 Sulphuric ,acid, Liquid 5.00 12 Acetic ,acid, Liquid 15.00 13 catalyst and surfactants Solid 0.75 Here we seen above data (in table no 1&2) that shows highest per cent of aromatic amines, nitrogen based row material is used and ,there, for highest amount of ammonia,

MODULE 23: Management of Healthcare Wastewater
MODULE 23: Management of Healthcare Wastewater

acid,-base ,neutralization,, filtration and sedimentation, ... –Disinfected with hydrated calcium oxide for ,several, hours before being discharged via the drain • Stool, vomit and mucus from infectious patients should ... associated with healthcare ,wastewater,? Are ,there

Hydrofluoric acid wastewater treatment method and device ...
Hydrofluoric acid wastewater treatment method and device ...

A hydrofluoric acid, wastewater, treatment method comprising the following steps: a first concentration step comprising concentrating hydrofluoric acid, wastewater, by evaporation to produce a concentrated hydrofluoric acid water and a hydrofluoric acid-containing vapor; a neutralization-condensation step comprising, neutralizing, with, an alkali, and condensing the hydrofluoric acid-containing vapor obtained in the first concentration step to produce a, neutralized, …

Wastewater Treatment Methods and Disposal - 1...
Wastewater Treatment Methods and Disposal - 1...

There, are three ,methods, by which final disposal of ,wastewater, can be accomplished. The general problem areas that are of concern in final disposal are pathogenic microorganisms (viruses, etc.), heavy metals and the presence of biologically resistant organic compounds, such as pesticides or insecticides which can find their way into water supplies.

Characteristics of Alkaline Wastewater Neutralization for ...
Characteristics of Alkaline Wastewater Neutralization for ...

The spectra were collected under ambient conditions using the 514.5 nm line of argon-ion laser to compare the reaction similarity between ammonia and ,wastewater,.Alkalinity of liquid samples was measured volumetrically using standardized sulfuric ,acid, solution using end-point indicators (methyl green) and/or a pH meter.The chemical oxygen demand (COD) of the ,wastewater, was calculated …

STUDY ON BASIC METHODS OF SPENT CAUSTIC TREATMENT …
STUDY ON BASIC METHODS OF SPENT CAUSTIC TREATMENT …

In the direct ,acid neutralization, (DAN) treatment process, the spent caustic ,wastewater, is acidified to release acidic components that were captured in the alkaline caustic solution. Sulphuric ,acid, (98%) and hydrochloric ,acid, are suitable. This results in sulfides and mercaptans being released as ,acid, gases and

Mathematical Modeling and Development of a Low Cost Fuzzy ...
Mathematical Modeling and Development of a Low Cost Fuzzy ...

Directly related to the ,wastewater neutralization, control, ,there, is a need of balance, ... based in ,several methods, such as the process knowledge ... 0 to 80% and 0 to 100% on the ,acid, pump with the . Fig. 2. ,Neutralization, System prototype for the studied system.

Recommended Methods of Reduction Neutralization Recovery ...
Recommended Methods of Reduction Neutralization Recovery ...

There, are two ,methods, for the manufacture of hydrazoic ,acid, or its salts. One is based on the action of nitrous ,acid, on hydrazine: N2H4 + HN02 -»• HN3 + 2H20 An excess of nitrous ,acid, decomposes hydrazoic ,acid, in accordance with the equation as follows: HN3 + HN02 -»• N2 + N20 + H20 45

Using Vitamin C to Neutralize Chlorine in Water Systems
Using Vitamin C to Neutralize Chlorine in Water Systems

There are several, passive ,methods, for neutralizing chlorine. ... (,neutralization, of chlorine) is preferable to chemical dechlorination. Chemical ,Methods, ... a weak ,acid, called dehydroascorbic ,acid, forms. ,Several, studies have evaluated the use of ascorbic ,acid, and sodium ascorbate to neutralize low levels of chlorine—less than 2 milligrams per ...

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City