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engineering&amp mining waste water treatment systems corp

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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engineering&amp mining waste water treatment systems corp
Open Geosciences Volume 12 Issue 1 - De Gruyter
Open Geosciences Volume 12 Issue 1 - De Gruyter

This ,study, was conducted ,in 2018, at the Kwame Nkrumah University of Science and Technology, Kumasi. Soil sampling up to 50 cm depth was carried out from five subplots in each ecosystem. The SCS of the grove at 0–15 cm depth was over 100% greater (30.78 Mg/ha) than that of …

Health hazards of China’s lead-acid battery industry: a ...
Health hazards of China’s lead-acid battery industry: a ...

3/8/2013, · The ,study, concluded that from 2003–2005, the Pb poisoning rate for occupationally-exposed LAB workers in China was 36.8%, down from an already elevated rate of 45.0% from 1990–2002. Another ,study, conducted in May 2011 centered on a large LAB manufacturing factory in Heyuan, Guangdong ,Province,.

Acidifying in a sentence (esp. good sentence like quote ...
Acidifying in a sentence (esp. good sentence like quote ...

This is of practical significance for the comprehensive exploitation of clay ,mine in Fujian province,. 10. ,Study, was made on the hydrogen production from acidifying fermentation of sucrose- and starch-containing ,wastewater,, and livestock ,wastewater, by using anaerobically digested sludge.

Subject: pH - PubAg Search Results
Subject: pH - PubAg Search Results

In this ,study,, black box artificial intelligence models (AI) including feed forward neural network (FFNN), support vector regression (SVR) and adaptive neuro-fuzzy inference system (ANFIS) were used to predict effluent biological oxygen demand (BODₑff) and chemical oxygen demand (CODₑff) of Tabriz ,wastewater, treatment plant (WWTP) using the daily data collected from 2016 to ,2018,.

The current status of heavy metal in lake sediments from ...
The current status of heavy metal in lake sediments from ...

Heavy metal contamination in lake sediments is a serious problem, particularly in developing countries such as China. To evaluate heavy metal pollution and risk of contamination in lake sediments on a national scale in China, we collated available data in the literature of the last 10 years on lake sediments polluted with heavy metals from 24 provinces in China.

International Journal of Electrochemical Science - Volume ...
International Journal of Electrochemical Science - Volume ...

A.O. Idris 1, N. Mabuba 1, O.A. Arotiba 1, 2, *. 1 Department of Applied Chemistry, University of Johannesburg, PO Box 17011, Doornfontein 2028, Johannesburg, South Africa. 2 Centre for Nanomaterials Science Research, University of Johannesburg, South Africa * E-mail: oarotiba@uj.ac.za Electrochemical co-detection of Arsenic and Selenium on a Glassy Carbon Electrode Modified with …

International Journal of Electrochemical Science - Volume ...
International Journal of Electrochemical Science - Volume ...

A.O. Idris 1, N. Mabuba 1, O.A. Arotiba 1, 2, *. 1 Department of Applied Chemistry, University of Johannesburg, PO Box 17011, Doornfontein 2028, Johannesburg, South Africa. 2 Centre for Nanomaterials Science Research, University of Johannesburg, South Africa * E-mail: oarotiba@uj.ac.za Electrochemical co-detection of Arsenic and Selenium on a Glassy Carbon Electrode Modified with …

Ekoloji - 2018 Vol. 27 Issue 106
Ekoloji - 2018 Vol. 27 Issue 106

“DEPSIR-LM” Model-based ,Study, on Shaping of the Eco-security Pattern for Biodiversity — ,A Case Study, of Guangzhou. Ya-Nan Xiang, Huang-Gen Gao, He Huang, Bo Yue, Dan Wang ,Issue: 106,, Pages: 203-216, Article No: e106016, Year: ,2018, Full Text: (PDF)

Ekoloji - 2019 Vol. 28 Issue 108
Ekoloji - 2019 Vol. 28 Issue 108

Suggestions to “A Scientometric Analysis of Ecological Footprint of Water Resources from 2006-,2018,” Manwen Tian, Wei-Hong Li, Shu-Rong Yan, Li-Na Wang, Hong-Ping Yan ,Issue: 108,, Pages: 12-12, Year: 2019 Full Text: (PDF)

Open Geosciences Volume 12 Issue 1 - De Gruyter
Open Geosciences Volume 12 Issue 1 - De Gruyter

This ,study, was conducted ,in 2018, at the Kwame Nkrumah University of Science and Technology, Kumasi. Soil sampling up to 50 cm depth was carried out from five subplots in each ecosystem. The SCS of the grove at 0–15 cm depth was over 100% greater (30.78 Mg/ha) than that of …

Ekoloji - 2018 Vol. 27 Issue 106
Ekoloji - 2018 Vol. 27 Issue 106

“DEPSIR-LM” Model-based ,Study, on Shaping of the Eco-security Pattern for Biodiversity — ,A Case Study, of Guangzhou. Ya-Nan Xiang, Huang-Gen Gao, He Huang, Bo Yue, Dan Wang ,Issue: 106,, Pages: 203-216, Article No: e106016, Year: ,2018, Full Text: (PDF)

Health hazards of China’s lead-acid battery industry: a ...
Health hazards of China’s lead-acid battery industry: a ...

3/8/2013, · The ,study, concluded that from 2003–2005, the Pb poisoning rate for occupationally-exposed LAB workers in China was 36.8%, down from an already elevated rate of 45.0% from 1990–2002. Another ,study, conducted in May 2011 centered on a large LAB manufacturing factory in Heyuan, Guangdong ,Province,.

Evaluation of Acid Leaching on the Removal of Heavy Metals ...
Evaluation of Acid Leaching on the Removal of Heavy Metals ...

1/1/2018, · 2.1. Sampling Area. Soil samples were collected from the top layer (0-30 cm) of a paddy field near the Er-Jen River in Tainan city, Taiwan ,province,, China, which has been recognized as a previous history of irrigation with metals-rich ,wastewater,. The paddy field contaminated with heavy metals has been strictly prohibited cultivating.

Ekoloji - 2019 Vol. 28 Issue 108
Ekoloji - 2019 Vol. 28 Issue 108

Suggestions to “A Scientometric Analysis of Ecological Footprint of Water Resources from 2006-,2018,” Manwen Tian, Wei-Hong Li, Shu-Rong Yan, Li-Na Wang, Hong-Ping Yan ,Issue: 108,, Pages: 12-12, Year: 2019 Full Text: (PDF)

Journal of Petroleum Science and Engineering Journal ...
Journal of Petroleum Science and Engineering Journal ...

The ,Journal of Petroleum Science and Engineering, Journal Impact IF 2020-2021 is 3.706. More IF Analysis, Trend, Ranking & Prediction.

The current status of heavy metal in lake sediments from ...
The current status of heavy metal in lake sediments from ...

Heavy metal contamination in lake sediments is a serious problem, particularly in developing countries such as China. To evaluate heavy metal pollution and risk of contamination in lake sediments on a national scale in China, we collated available data in the literature of the last 10 years on lake sediments polluted with heavy metals from 24 provinces in China.

Acidifying in a sentence (esp. good sentence like quote ...
Acidifying in a sentence (esp. good sentence like quote ...

This is of practical significance for the comprehensive exploitation of clay ,mine in Fujian province,. 10. ,Study, was made on the hydrogen production from acidifying fermentation of sucrose- and starch-containing ,wastewater,, and livestock ,wastewater, by using anaerobically digested sludge.

Subject: pH - PubAg Search Results
Subject: pH - PubAg Search Results

In this ,study,, black box artificial intelligence models (AI) including feed forward neural network (FFNN), support vector regression (SVR) and adaptive neuro-fuzzy inference system (ANFIS) were used to predict effluent biological oxygen demand (BODₑff) and chemical oxygen demand (CODₑff) of Tabriz ,wastewater, treatment plant (WWTP) using the daily data collected from 2016 to ,2018,.

Journal of Petroleum Science and Engineering Journal ...
Journal of Petroleum Science and Engineering Journal ...

The ,Journal of Petroleum Science and Engineering, Journal Impact IF 2020-2021 is 3.706. More IF Analysis, Trend, Ranking & Prediction.

Rare earth elements - MY SITE - Home
Rare earth elements - MY SITE - Home

A similar ,study, conducted in a large-scale mining area located in Hetian Town of Changting County, ,Fujian Province,, Southeast China showed that REEs from mining were present in the soil, water and vegetables produced in the vicinity of the ,mine,, and these were associated with elevated concentrations in the hair and blood of local farmers (11).

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