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

waste toner box

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.

waste toner box
Improve Soil Now for Next Year's Garden (SoilAmend ...
Improve Soil Now for Next Year's Garden (SoilAmend ...

Sulfur is used on ,alkaline, soils, lowering ,soil, pH to a ideal range for plant growth, typically pH 6-7. ,Soil, pH is measured using a logarithmic scale, so pH 7 is ten times more ,alkaline, than pH 6. Below pH 5.5 or above 7.5, ,soil, modification may be necessary to grow pH sensitive plants such as pin oak, river birch, rhododendrons or azaleas, because ,soil, pH directly influences the availability of many nutrients.

Performance of a PRB for the Remediation of Acidic ...
Performance of a PRB for the Remediation of Acidic ...

Contaminated groundwater resulting from pyrite oxidation of acid sulfate soils (ASSs) is a major environmental problem in coastal Australia. A column test was carried out for an extended period with recycled concrete to study the efficiency of the reactive materials for neutralizing ,acidic, groundwater.

How does biochar work to improve or even decontaminate soil?
How does biochar work to improve or even decontaminate soil?

15/2/2018, · Adding biochar to ,soil can, add organic nutrients that plants and ,soil, microbes need as food source. It improves the physical structure of ,soil,, improving water movement. And materials and compounds in biochar ,can, even help contaminated soils by holding onto or chemically reacting with heavy metals and other ,soil, contaminants.

Performance of a PRB for the Remediation of Acidic ...
Performance of a PRB for the Remediation of Acidic ...

Contaminated groundwater resulting from pyrite oxidation of acid sulfate soils (ASSs) is a major environmental problem in coastal Australia. A column test was carried out for an extended period with recycled concrete to study the efficiency of the reactive materials for neutralizing ,acidic, groundwater.

Wastewater and Sludge | Liquid Lime | The Artesia Companies
Wastewater and Sludge | Liquid Lime | The Artesia Companies

Wastewater neutralization. Wastewater must be neutralized to adjust its pH value in order to meet the requirements of different processing units within a wastewater treatment system. Neutralization may be used to treat acid wastewaters containing metals. Adding an …

Permeable reactive barrier rejuvenation by alkaline wastewater
Permeable reactive barrier rejuvenation by alkaline wastewater

alkaline wastewater, to the PRB to ,improve, its performance by increasing alkalinity and reacting with the ,acidic, groundwater in its flow-path. A long-term column experiment replicating field conditions was carried out to examine the effectiveness of injecting ,alkaline wastewater, through

How does Alkaline Water affect TDS - pH Water ...
How does Alkaline Water affect TDS - pH Water ...

As you ,can, see, both these measurements are very low, which is why Invigorated ,Water, has yet to promote RO, which promotes such large ,water, wastage.UF is widely used to filter drinking ,water, treatment, swimming pools, desalination, recycling and industrial ,wastewater,.INVIGORATED ,WATER,’s FILTERS PH001 - our ,Alkaline Water, FilterAn ,Alkaline Water, Filter is also known as a mineral filter, as …

Macrofungi-Based Technology from Alkaline Soil
Macrofungi-Based Technology from Alkaline Soil

Aging effect on Cd mobility in the ,soil, was tested, by monitoring Cd content dynamics in ,soil, solution. Briefly, 300 g dry ,soil, was placed into a beaker and artificially contaminated with Cd in the form of CdCl22.5H2O. Additional water was added to adjust the ,soil, …

What chemicals are used and controlled in primary ...
What chemicals are used and controlled in primary ...

Certain basic or ,alkaline, chemicals used to raise ,wastewater, pH are below: CaO (calcium oxide or lime), MgO (magnesium oxide), Ca (OH) (calcium hydroxide, a hydrated form of lime) or Mg (OH) (magnesium hydroxide) are the most commonly used chemicals because of availability, low cost, and high capacity.

Treat your wastewater onsite - BioGill
Treat your wastewater onsite - BioGill

In the pH scale, a value below 7 shows that a wastewater is acidic, a value of 7 is neutral, and values higher than 7 are alkaline. The pH values are logarithmic, meaning a pH of 6 is 10 times more acidic than a pH of 7. Biological treatment processes require neutral pH …

The Importance of Soil | Falmouth ME
The Importance of Soil | Falmouth ME

Low pH means ,acidic, conditions and high pH indicates ,alkaline, conditions. If the pH is too high, your grass cannot properly absorb nutrients. Ideal pH should be between 6.5-7.0, slightly ,acidic,. Adding compost ,can, naturally correct your pH. When and how should I test my ,soil,?

Acidity water retention and mechanical physical quality ...
Acidity water retention and mechanical physical quality ...

27/6/2015, · The alkaline metal (Ca 2+, Mg 2+, and K +) oxides in biochar have positive liming effect when being applied to low pH soils, thereby the application of biochar to acidic soils increases the soil pH and decreases the exchangeable acidity.

How does Alkaline Water affect TDS - pH Water ...
How does Alkaline Water affect TDS - pH Water ...

As you ,can, see, both these measurements are very low, which is why Invigorated ,Water, has yet to promote RO, which promotes such large ,water, wastage.UF is widely used to filter drinking ,water, treatment, swimming pools, desalination, recycling and industrial ,wastewater,.INVIGORATED ,WATER,’s FILTERS PH001 - our ,Alkaline Water, FilterAn ,Alkaline Water, Filter is also known as a mineral filter, as …

Acidity water retention and mechanical physical quality ...
Acidity water retention and mechanical physical quality ...

27/6/2015, · The ,alkaline, metal (Ca 2+, Mg 2+, and K +) oxides in biochar have positive liming effect when being applied to low pH soils, thereby the application of biochar to ,acidic, soils increases the ,soil, pH and decreases the exchangeable acidity.

Facts about Water and its pH
Facts about Water and its pH

Mining activities ,can, cause nearby water supplies to become very ,acidic,. For example, ,wastewater, from a coal mine ,can, have a pH of 2. If this ,wastewater, reaches nearby rivers or reservoirs, it contributes to creating an ,acidic, freshwater environment. Treatment plants should monitor reservoirs and catchments for changes in water quality.

WO2002079100A1 - Acidic-wastewater treating material and ...
WO2002079100A1 - Acidic-wastewater treating material and ...

When this ,wastewater,-treating material is brought into contact with an ,acidic wastewater, containing iron ions or sulfate ions, not only the ,wastewater can, be neutralized but iron and harmful heavy metals such as arsenic ,can, be removed therefrom. After use, the ,wastewater,-treating material ,can, be easily treated.

Beneficial and Negative Impacts on Soil by the Reuse of ...
Beneficial and Negative Impacts on Soil by the Reuse of ...

20/9/2013, · In these cases, the factors leading to an exacerbated ,soil, contamination and thus increased risk of groundwater and crop pollution are: a) sandy ,soil, texture; b) ,acidic, to neutral ,soil, pH; c) low organic matter content; and/or, d) the use of industrial ,wastewater, for agricultural irrigation [134–135].

Treat your wastewater onsite - BioGill
Treat your wastewater onsite - BioGill

In the pH scale, a value below 7 shows that a ,wastewater, is ,acidic,, a value of 7 is neutral, and values higher than 7 are ,alkaline,. The pH values are logarithmic, meaning a pH of 6 is 10 times more ,acidic, than a pH of 7. Biological treatment processes require neutral pH …

New trends in biochar pyrolysis and modification ...
New trends in biochar pyrolysis and modification ...

tensive attention for its capability to ,improve soil, fertility/health; remove or immo-bilize contaminants in ,soil,, ... lating the results from ,wastewater, treatment to ,soil, remediation. ... ·Acid/,alkaline, modification ,Improve, pore Change element availability, structure watse treatment

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City