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How to adjust pH when industrial wastewater is acidic

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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How to adjust pH when industrial wastewater is acidic
Treatment Technologies for Organic Wastewater
Treatment Technologies for Organic Wastewater

wastewater, discharged by the food industry contains complex ,organic, pollutants with high ,concentration, of SS and BOD; and the municipal sewage contains different type of ,organic, pollutants, such as oil, food, some dissolved organics and some surfactants.

Treatment method for acidic organic chemical wastewater ...
Treatment method for acidic organic chemical wastewater ...

The present invention discloses a high COD, high concentrations of sulfate ,acidic organic, chemical ,wastewater, treatment method, including the step of Ca (OH) 2 pretreatment, anaerobic treatment, two-stage aerobic treatment. In ,acidic organic, chemical ,wastewater, Ca (OH) 2 pretreatment sulfate and after removal of most of the H +, anaerobic ,wastewater, by anaerobic bacteria in ,waste water, …

Resource recovery - Wikipedia
Resource recovery - Wikipedia

Resource recovery, is using wastes as an input material to create valuable products as new outputs. The aim is to reduce the amount of waste generated, thereby reducing the need for landfill space, and optimising the values created from waste. ,Resource recovery, delays the need to use raw materials in the manufacturing process. Materials found in municipal solid waste, construction and ...

Treatment of High Concentration Acid Plasticizer ...
Treatment of High Concentration Acid Plasticizer ...

9/7/2020, · This technique has great practical application prospects in treating high ,concentration organic, acid ,wastewater,. The treatment of industrial ,wastewater, with advanced oxidation processes (A Treatment of High ,Concentration, Acid Plasticizer ,Wastewater, by Ozone Microbubble Oxidation | SpringerLink

Athabasca oil sands - Wikipedia
Athabasca oil sands - Wikipedia

The ,Athabasca oil sands,, also known as the Athabasca tar sands, are large deposits of bitumen or extremely heavy crude oil, located in northeastern Alberta, Canada – roughly centred on the boomtown of Fort McMurray.These oil sands, hosted primarily in the McMurray Formation, consist of a mixture of crude bitumen (a semi-solid rock-like form of crude oil), silica sand, clay minerals, and water.

Adsorption recovery of Ag(I) and Au(III) from an ...
Adsorption recovery of Ag(I) and Au(III) from an ...

The aim of this work is to investigate the ability of an adsorbent of ,a clay mineral composite, to remove and recover ,gold, and silver ions from ,wastewater,. The composite was prepared by mixing phosphogypsum (PG), obtained from an industrial waste, and a natural clay mineral. The materials were characterized before and after use in adsorption by several techniques.

Treatment method for acidic organic chemical wastewater ...
Treatment method for acidic organic chemical wastewater ...

The invention discloses a treatment method for ,acidic organic, chemical ,wastewater, with high COD (chemical oxygen demand) and high sulfate radical ,concentration,, which mainly comprises the following steps: Ca(OH)2 pretreatment, anaerobic treatment, two-stage aerobic treatment, etc. After Ca(OH)2 pretreatment of the ,acidic organic, chemical industry ,wastewater, to remove …

Microalgae and wastewater treatment - ScienceDirect
Microalgae and wastewater treatment - ScienceDirect

1/7/2012, · In the ,wastewater, treatment system (), the removal of biochemical oxygen demand (BOD), suspended solids, nutrients (NO 3--N, NO 2--N, NH 4 +-N and PO 4 3--P), coliform bacteria, and toxicity are the main goal for getting purified ,wastewater,.BOD exploits the ability of microorganisms to oxidize organic material to CO 2 and water using molecular oxygen as an oxidizing agent.

CN101665311A - Catalysis and micro-electrolysis combined ...
CN101665311A - Catalysis and micro-electrolysis combined ...

The invention relates to a catalysis and, micro-electrolysis, combined technology for high-concentration refractory organic wastewater; the organic, wastewater, is collected to …

Mercury: 2. What are the impacts of mercury on human health?
Mercury: 2. What are the impacts of mercury on human health?

Mercury, and its compounds are highly toxic substances for humans. Methylmercury and elemental ,mercury, are of the highest concern. They are poisonous to the nervous system. There is some evidence at present that methylmercury can cause cancer in humans, but it is far from conclusive. However, there is no evidence at present that elemental ,mercury, causes cancer in humans.

SARS-CoV-2 in wastewater: State of the knowledge and ...
SARS-CoV-2 in wastewater: State of the knowledge and ...

15/10/2020, · During the SARS outbreak in 2004 in China, SARS-CoV RNA was detected in 100% (10/10) of untreated and 30% (3/10) of disinfected ,wastewater, samples collected from a hospital in Beijing, China receiving SARS patients (Wang et al., 2005).,Wastewater, was also believed to be at least partly responsible for aprevious SARS outbreak due to a faulty ventilation and plumbing system (McKinney et …

CN102531143A - Method for preparing wastewater treatment ...
CN102531143A - Method for preparing wastewater treatment ...

The invention discloses a method for preparing a ,wastewater treatment agent, from slag of ,gold, mine tailings. The method comprises the steps of removing impurities from the slag of ,gold, mine tailings, and pulverizing the slag to particles of 50 to 200 meshes; fully blending the slag particles with an adhesive, a pore forming agent and an activating agent, adding an additive, stirring and ...

Review of the Impact on Water Quality and Treatment ...
Review of the Impact on Water Quality and Treatment ...

15/3/2016, · Cyanide leaching has become the dominant ,gold extraction, technology since the 1970s replacing previously used less efficient and more toxic mercury. These ,gold, mines discharge effluent containing toxic cyanides into natural water bodies posing the greatest threat to the quality of water intended for human use.

CN103496828A - Printed circuit board high-concentration ...
CN103496828A - Printed circuit board high-concentration ...

Disclosed are printed circuit board high-,concentration organic wastewater, and an ,acidic wastewater, treating process. The ,acidic wastewater, treating process mainly includes a plurality of steps, namely, acidifying and filter-pressing, iron-carbon micro-electrolysis, Fenton oxidation and flocculent settling, SBR bio-treatment and the like.

PCR Amplification | An Introduction to PCR Methods | Promega
PCR Amplification | An Introduction to PCR Methods | Promega

While most biochemical analyses, including nucleic ,acid, detection with radioisotopes, require the input of significant amounts of biological material, the PCR process requires very little. Thus, PCR can achieve more sensitive detection and higher levels of amplification of specific sequences in less time than previously used methods.

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