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Experimental experience of neutralization and stripping of acid wastewater

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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Experimental experience of neutralization and stripping of acid wastewater
Water Treatment | Encyclopedia.com
Water Treatment | Encyclopedia.com

Water treatment,. ,Water treatment, — or the purification and sanitation of water — varies as to the source and kinds of water. Municipal waters, for example, consist of surface water and ground-water, and their treatment is to be distinguished from that of ,industrial, water supplies.. Municipal water supplies are treated by public or private water utilities to make the water potable (safe to ...

Cost Analysis of Water Pollution Control: an Annotated ...
Cost Analysis of Water Pollution Control: an Annotated ...

operating data for a pilot plant waste treating operation is described. a 5000-gal holding tank (for cooling wastes) and a 10,000-gal extended aeration activated sludge tank (including a 1670- gal settling unit) were ,used to treat, loadings of 7,250 to 10,500 gal per day of …

VATIS Update Waste Management . Jul-Sep 2015 - Techmonitor
VATIS Update Waste Management . Jul-Sep 2015 - Techmonitor

The process transforms CO 2 into stable mineral carbonates and bicarbonates that can be used as raw materials by the construction industry, used as a chemical buffer in the wastewater treat-ment cycle itself or used to counter acidity downstream from the process such as in the ocean.The reac-tion also yields excess hydrogen gas, which can be stored and harnessed as energy in a fuel cell.

Method for treating organic wastewater containing ...
Method for treating organic wastewater containing ...

The method for treating an organic ,wastewater, containing an aminopolycarboxylic ,acid, as described in any one of the items 1 to 11, wherein the organic ,wastewater, is an ,industrial wastewater, discharged from the paper pulp industry, the photographic industry, the textile industry, the plating industry or the cosmetic industry, or an agricultural ,wastewater,.

Leia on-line Industrial Wastewater Treatment Recycling ...
Leia on-line Industrial Wastewater Treatment Recycling ...

Release of this ,industrial wastewater, into the environment creates a significant footprint and may also create various other hazards. This is especially true for chemical and allied process industries. It is therefore imperative that every effort is made to reduce water usage and ,to treat wastewater, to make it reusable or at least safer to ...

Efficiency of various recent wastewater dye removal ...
Efficiency of various recent wastewater dye removal ...

1/8/2018, · This method can even be used to purify industrial wastewater or to clean drinking water. It is common knowledge that synthetic dyes cannot be removed from dye wastewater through conventional methods due to its inefficiency in completely removing dye from dye wastewater . This leaves adsorption as one of the ideal methods to remove dye.

US10662075B2 - Method and apparatus for the recovery and ...
US10662075B2 - Method and apparatus for the recovery and ...

The method comprises the following main steps: (1) selectively adsorbing rare and noble metals, such as rhenium, selenium and the like; (2) separating copper from arsenic to recover the copper; (3)...

industrial uses of bentonites
industrial uses of bentonites

Industrial, Use of Brazilian Bentonite Modified by Mild ... For many ,industrial, uses ,bentonites, must be cleared of impurities. In the present paper, a sample of Brazilian bentonite from Vitoria da Conquista, Bahia was modified by mild ,acid, attack using hydrochloric ,acid, under moderate conditions (90 °C, reaction times of 1, 6, 12, 18 and 24 h in close reactor, concentration of the aqueous ...

Method for treating organic wastewater containing ...
Method for treating organic wastewater containing ...

The method for treating an organic ,wastewater, containing an aminopolycarboxylic ,acid, as described in any one of the items 1 to 11, wherein the organic ,wastewater, is an ,industrial wastewater, discharged from the paper pulp industry, the photographic industry, the textile industry, the plating industry or the cosmetic industry, or an agricultural ,wastewater,.

(PDF) Treatment of pulp and paper industry wastewater by ...
(PDF) Treatment of pulp and paper industry wastewater by ...

classified according to the type of raw material used (softwood or lon g-fiber pulps, hardwood or short-fiber pulps, straw pulps, etc.) and the pulping process ( Kra ft, sulfite, and soda pulps).

82. Metal Processing and Metal Working Industry
82. Metal Processing and Metal Working Industry

Wastewater, effluent may contain a variety of toxic metals, sulphuric ,acid, and other impurities. Solid wastes can be contaminated with arsenic, lead, iron sulphides, silica and other pollutants. Smelter management should include evaluation and control of emissions from the plant.

Method for treating organic wastewater containing ...
Method for treating organic wastewater containing ...

The method for treating an organic ,wastewater, containing an aminopolycarboxylic ,acid, as described in any one of the items 1 to 11, wherein the organic ,wastewater, is an ,industrial wastewater, discharged from the paper pulp industry, the photographic industry, the textile industry, the plating industry or the cosmetic industry, or an agricultural ,wastewater,.

On the Purification of Agro-Industrial Wastewater by ...
On the Purification of Agro-Industrial Wastewater by ...

Another adsorption ,material used, is adsorption resins. Novel ion-exchange (IE) resins developed over the past few decades have promoted this technology as a suitable separation and purification process for ,wastewater, treatment and fractionation purposes.

Final Report Summary - PHBOTTLE (New sustainable ...
Final Report Summary - PHBOTTLE (New sustainable ...

PHBOTTLE has demonstrated that the use of the wastewater from the food industry as raw material in the PHB production can improve the quality of the wastewater to be finally recycled as well as to treat the wastewater as a by-product instead of a common waste to be disposed and pay for.

On the Purification of Agro-Industrial Wastewater by ...
On the Purification of Agro-Industrial Wastewater by ...

Another adsorption material used is adsorption resins. Novel ion-exchange (IE) resins developed over the past few decades have promoted this technology as a suitable separation and purification process for wastewater treatment and fractionation purposes.

Information about Soaps and Detergents | Healthy Cleaning 101
Information about Soaps and Detergents | Healthy Cleaning 101

The first step, called primary treatment, consists of the removal of solid material, such as grit or grease, from the wastewater by physical means, like settling and flotation in tanks. The second step, called secondary treatment, removes the dissolved material by biological means, like …

LAYING WASTE: Wastewater Grit Patches Roads - Graver ...
LAYING WASTE: Wastewater Grit Patches Roads - Graver ...

It requires special processing since wastewater can contain a variety of sewage as well as pathogens and impurities that can be dangerous in direct recycling processes. Therefore, the grit is incorporated into a chemically bonded phosphate ceramic – the same kind of material used to treat radioactive waste in order to make it safe for disposal.

Coal-based adsorbents for water and wastewater treatment ...
Coal-based adsorbents for water and wastewater treatment ...

1/6/2016, · The calcium-loaded coal method was found to be favourable to treat waste solutions from a wide range of industrial operations, particularly those of AMD, metallurgical processing, and electroplating. Patents by Cullen et al. [128] also explored the use of calcium-loaded coals to extract metals from metal contaminated solutions.

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