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Treatment of shale gas fracturing flowback fluid

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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Treatment of shale gas fracturing flowback fluid
Ammonia Scrubber – Wet Scrubbers - Drizgas
Ammonia Scrubber – Wet Scrubbers - Drizgas

The most common acid used in air scrubbers is Sulfuric Acid, due to its availability, low cost, and non-volatility. The product formed when Ammonia is scrubbed with Sulfuric Acid is Ammonium Sulfate, which is a common fertilizer ingredient. Caustic can be used …

From Wastewater Treatment to Sweet Pineapples
From Wastewater Treatment to Sweet Pineapples

In ,wastewater, treatment, ,ammonia, that is removed from sewage used to be ... ,acid, solution. This absorbs the ,ammonia, and produc-es an ammonium-sulfate solution of approx. 40 wt.% (controlled by specific gravity of the solution), ... certain slippage of non-,absorbed ammonia,.

Capacitive Membrane Stripping for Ammonia Recovery …
Capacitive Membrane Stripping for Ammonia Recovery …

Ammonia recovery from wastewater using a bioelectrochemical membrane-absorbed ammonia system with authigenic acid and base. Journal of Cleaner Production 2021, 296 , 126554. https://doi.org/10.1016/j.jclepro.2021.126554; Yong-Uk Shin, Jihun Lim, Chanhee Boo, Seungkwan Hong.

ORP Management in Wastewater as an Indicator of Process ...
ORP Management in Wastewater as an Indicator of Process ...

To satisfy discharge limits for total nitrogen or ,ammonia,, ,wastewater, treatment plants must nitrify. Nitrification is the oxidation of ionized ,ammonia, (NH 4 +) ... When the acids are ,absorbed, by phosphorus-accumulating bacteria, ... ,Acid, formation or fermentation occurs when the ORP is between -100 and …

Glossary of Wastewater Terms - MGSD
Glossary of Wastewater Terms - MGSD

A measure of a substances ability to neutralize ,acid,. Water containing carbonates, bicarbonates, hydroxides, and occasionally borates, silicates, and phosphates can be alkaline. Alkaline substances have a pH value over 7 Anaerobic ,Wastewater, Treatment ,Wastewater, treatment in the absence of oxygen, anaerobic bacteria breakdown waste. Bacteria

Ammonia recovery Removal from liquids and gases
Ammonia recovery Removal from liquids and gases

In the scrubber stage ammonia is absorbed by sulfuric acid. The end product is a concentrated salt solution which is mainly used as liquid fertilizer. Ammonia recovery by air stripping. Air stripper for the treatment of reject water at a wastewater treatment plant.

APPLICATION OF MICROFILTRATION MEMBRANE MODULE FOR AMMONIA ...
APPLICATION OF MICROFILTRATION MEMBRANE MODULE FOR AMMONIA ...

Ammonia, was ,absorbed, in strong inorganic ,acid,, in all tests that were taken. Keywords: ,ammonia, removal, membrane contactor, hydrophobic membrane ,Ammonia, is a common and unwelcome contaminant in ,wastewater,. When excessive amount of ,ammonia, (NH 3) is being emitted to the atmosphere or discharged with

Ammonia Scrubber – Wet Scrubbers - Drizgas
Ammonia Scrubber – Wet Scrubbers - Drizgas

The most common acid used in air scrubbers is Sulfuric Acid, due to its availability, low cost, and non-volatility. The product formed when Ammonia is scrubbed with Sulfuric Acid is Ammonium Sulfate, which is a common fertilizer ingredient. Caustic can be used …

Ammonia - Wikipedia
Ammonia - Wikipedia

The amount of ammonia in ammonium salts can be estimated quantitatively by distillation of the salts with sodium or potassium hydroxide, the ammonia evolved being absorbed in a known volume of standard sulfuric acid and the excess of acid then determined volumetrically; or the ammonia may be absorbed in hydrochloric acid and the ammonium chloride so formed precipitated as ammonium …

Standard Methods for the Examination of Water and Wastewater
Standard Methods for the Examination of Water and Wastewater

30/6/1986, · After addition of base, the ,ammonia, is distilled from an alkaline medium and ,absorbed, in boric or sulfuric ,acid,. The ,ammonia, may be determined colorimetrically, by ,ammonia,-selective electrode, or by titration with a standard mineral ,acid,. b. Selection of ,ammonia, measurement method: The sensitivity of colorimetric methods

Developing a Vacuum Distillation- Acid Absorption System ...
Developing a Vacuum Distillation- Acid Absorption System ...

Traditional wastewater treatment methods are economically prohibitive to remove ammonia from dairy manure. Our goal is to develop an innovative technology coupling vacuum distillation and acid absorption for sustainable recovery of ammonia from anaerobically digested and undigested dairy manure.

Removal of ammonia from aqueous solutions by ligand ...
Removal of ammonia from aqueous solutions by ligand ...

Ammonia is the most commonly occurring nitrogenous pollutant in wastewater and is widely derived from sewage, agricultural and industrial sources. 1–3 The excess emission of ammonia into ecosystems can cause severe environmental problems such as eutrophication and algal bloom. 4 A maximum ammonia concentration of 21 μg L −1 NH 3 –N was considered to be protective for most marine fish …

About ammonia nitrogen wastewater treatment in fertilizer ...
About ammonia nitrogen wastewater treatment in fertilizer ...

At this time, under the condition of alkaline sewage, ,ammonia, transfers from the liquid phase to the gas mass transfer, Which is later the reverse process of absorption, namely desorption. ,Ammonia, with the air out of ,Ammonia, nitrogen blowing tower can be ,absorbed, with ,acid,, and remove ,Ammonia, nitrogen sewage after neutralization discharge.

Removal of ammonia from aqueous solutions by ligand ...
Removal of ammonia from aqueous solutions by ligand ...

Ammonia is the most commonly occurring nitrogenous pollutant in wastewater and is widely derived from sewage, agricultural and industrial sources. 1–3 The excess emission of ammonia into ecosystems can cause severe environmental problems such as eutrophication and algal bloom. 4 A maximum ammonia concentration of 21 μg L −1 NH 3 –N was considered to be protective for most marine fish and …

Back to Basics Lessons Learned from Recent Process Safety ...
Back to Basics Lessons Learned from Recent Process Safety ...

A ,wastewater, tank at the ARCO chemical plant in Channelview, ... other parts of the plant caused the release of nitric ,acid, into the ground and anhydrous ,ammonia, into the air (5). Event details. The plant produced nitric ,acid,, ... vapors were ,absorbed, by 55–65% nitric ,acid, and makeup water to produce 50% ammonium nitrate.

About ammonia nitrogen wastewater treatment in fertilizer ...
About ammonia nitrogen wastewater treatment in fertilizer ...

At this time, under the condition of alkaline sewage, ,ammonia, transfers from the liquid phase to the gas mass transfer, Which is later the reverse process of absorption, namely desorption. ,Ammonia, with the air out of ,Ammonia, nitrogen blowing tower can be ,absorbed, with ,acid,, and remove ,Ammonia, nitrogen sewage after neutralization discharge.

Water Handbook - Water Sources Impurities and Chemistry ...
Water Handbook - Water Sources Impurities and Chemistry ...

The dissolved carbon dioxide reacts with solvent water molecules and forms carbonic ,acid, according to the following reaction: CO 2 + H 2 O = H 2 CO 3. Only a trace amount of carbonic ,acid, is formed, but it is acidic enough to lower pH from the neutral point of 7. Carbonic ,acid, is a weak ,acid,…

Bleach Mixing Dangers - Washington State Department of Health
Bleach Mixing Dangers - Washington State Department of Health

Ammonia, Products. In addition to using ,ammonia, as a cleaning product, ,ammonia, can be found in some glass and window cleaners, interior and exterior paints, and in urine (use caution when cleaning litter boxes, diaper pails, or toilet bowls). Mixing Bleach and Acids. When chlorine bleach is mixed with an ,acid,, chlorine gas is given off.

Ammonia - Wikipedia
Ammonia - Wikipedia

Ammonia, is a compound of nitrogen and hydrogen with the formula NH 3.A stable binary hydride, and the simplest pnictogen hydride, ,ammonia, is a colourless gas with a distinct characteristic of a pungent smell. It is a common nitrogenous waste, particularly among aquatic organisms, and it contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to ...

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