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oily sludges separation

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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oily sludges separation
US20050236015A1 - Drill cutting deoiling - Google Patents
US20050236015A1 - Drill cutting deoiling - Google Patents

The present invention features a method and system for ,extraction, of oil from drill ,cuttings,. The ,extraction, is carrying out by using a solvent. The ,extraction, conditions preferably include a temperature and pressure each elevated above ambient and optionally to at least the critical point of the solvent. The cleaned drill ,cuttings, may include not more than 1 wt. % oil.

BJC | The Beauty and Joy of Computing
BJC | The Beauty and Joy of Computing

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Supercritical water oxidation of oil-based drill cuttings ...
Supercritical water oxidation of oil-based drill cuttings ...

Supercritical, fluid ,extraction, is a new technology that could be effectively used to treat oil-contaminated drill ,cuttings, generated during ,drilling, for oil and gas.

(PDF) A review of treatment methods for oil-based drill ...
(PDF) A review of treatment methods for oil-based drill ...

9/11/2020, · Oily ,sludge, with an initial oil content of 0.130 g g(-1) (dry basis) was mixed with water and treated in an ultrasound cleaning tank. The oil was then separated from the oily ,sludge, by air floatation.

Humification Process and Total Petroleum Hydrocarbons ...
Humification Process and Total Petroleum Hydrocarbons ...

31/1/2020, · The petroleum ,sludge, composting in a bioreactor with green wastes was made in interest to assess the organic matter biotransformation, the total petroleum hydrocarbons biodegradation and the maturity of the final product. During the composting process the C/N and NH4+/NO3− ratios decreased to reach values of maturity for the second test B. Otherwise, the decomposition rate was found to be ...

A review of the application of different treatment ...
A review of the application of different treatment ...

14/10/2020, · Oily ,sludge, contains high concentrations of total petroleum hydrocarbons and heavy metals, which seriously impact the environment and human health. How to dispose of and use the oily ,sludge, has attracted an increasing amount of attention. This study introduces harmless and resource-based oily ,sludge, treatment technologies. It summarizes the technologies from various aspects, such as the ...

Industrial Wastewater Management Treatment and Disposal ...
Industrial Wastewater Management Treatment and Disposal ...

The list below shows the existing 40 CFR Part Number for each of the industrial categories for which effluent limitations have been issued.b 428 Rubber manufacturing 405 Dairy ,products, processing 429 Timber ,products, processing 406 Grain mills 430 Pulp, paper, and paperboardc 407 Canned and preserved fruits and c vegetable processing 431 Builder’s paper and board millsd 408 Canned and preserved seafood 432 Meat ,products, …

BJC | The Beauty and Joy of Computing
BJC | The Beauty and Joy of Computing

data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAKAAAAB4CAYAAAB1ovlvAAACs0lEQVR4Xu3XMWoqUQCG0RtN7wJck7VgEW1cR3aUTbgb7UUFmYfpUiTFK/xAzlQWAz/z3cMMvk3TNA2XAlGBNwCj8ma ...

Continuous supercritical water oxidation treatment of oil ...
Continuous supercritical water oxidation treatment of oil ...

15/2/2020, · Oil-based drill ,cuttings, (OBDC) is a characteristic hazardous waste that is generated in oil and gas exploration. In this study, two typical OBDCs from shale gas fields were treated in a continuous ,supercritical, water oxidation (SCWO) for the first time.

Petroleum sludge treatment and disposal: A review
Petroleum sludge treatment and disposal: A review

In oxidation process reactive agents are introduced into the oily ,sludge, and the organic compound in the oily ,sludge, will be oxidized to carbon dioxide and water or into non-hazardous materials . Various oxidation reagent has been used in this process for oily ,sludge, treatment such as Fenton’s reagent, hypochlorite, ozone, ultrasonic irradiation, permanganate, and persulfate.

A Comprehensive Study on the Application of Reverse ...
A Comprehensive Study on the Application of Reverse ...

12/4/1976, · Large quantities of oily wastewaters can be generated from the activities and processes in the petroleum industry which draining of these effluents not only pollutes the environment but also reduces the yield of oil and water. Therefore, development of treatment processes for petroleum industry wastewaters is vital in order to prevent serious environmental damage and provide a source of water ...

Petroleum sludge treatment and disposal: A review
Petroleum sludge treatment and disposal: A review

The improper disposal of petroleum ,sludge, to the environment, create a major threat such as significant modifications in the chemical and physical properties of the surrounding soils, resulting in morphological change [].Deficiency in nutrient and stunted growth in the vegetation of receiving soils have been described [].The ,sludge,’s high viscosity fixes it in soil pores and results in a ...

Stanford University
Stanford University

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Stanford University
Stanford University

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Supercritical water oxidation of oil-based drill cuttings ...
Supercritical water oxidation of oil-based drill cuttings ...

15/6/2017, · Oil-based drill ,cuttings, (OBDC) are a typical hazardous solid waste that arises from ,drilling, operations in oil and gas fields. The ,supercritical, water oxidation (SCWO) of OBDC was comprehensively investigated in a batch reactor under the conditions of various oxygen coefficients (OC, 1.5–3.5), temperatures (T, 400–500 °C) and reaction times (t, 0.5–10 min).

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