Welcome to the company ! we have many years of professional experience !
rsdzd@pyzyrsd.com +86 13525609655

Sludge Disposal

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.

Certificate of Honor

CONTACT US

Fill in the following information, we will contact you in the shortest possible time.

Sludge Disposal
Study of Hazards Related To Cutting Fluids and Their ...
Study of Hazards Related To Cutting Fluids and Their ...

There are several types of cutting fluids, which include oils, oil+water emulsions, pastes, gels, aerosols (mists) and air or other gases. Water based fluids, including soluble oils, synthetics and semi synthetics are now used in approximately 80 to 90% of all applications [1].

Chemical Reactions in Subcritical and Supercritical Fluids ...
Chemical Reactions in Subcritical and Supercritical Fluids ...

Gameiro M, Lisboa P, Paiva A, Barreiros S, Simoes P (2015) ,Supercritical, carbon dioxide-based integrated continuous extraction of ,oil, from chicken feather meal, and its conversion to biodiesel in a packed-bed enzymatic reactor, at pilot scale. Fuel 153:135–142 CrossRef Google Scholar

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).

Contaminant Removal From Solid Waste By Supercritical ...
Contaminant Removal From Solid Waste By Supercritical ...

supercritical, C02 solvent are separated out by expansion of the ,fluid, to a subcritical pressure where C02 is a gas and the dissolved materials precipitate out (usually as a liquid or solid). The gaseous C02 can then be recompressed and recycled. .: . 'This work was performed in part at AlliedSignal Inc., Kansas City Division, supported by the

Method for Lubricating Metal based on Supercritical Carbon ...
Method for Lubricating Metal based on Supercritical Carbon ...

The method as defined in claim 1 wherein the delivery of ,supercritical, carbon dioxide accomplishes at least one of microlubrication or nanolubrication of the metal workpiece. 7. The method as defined in claim 1, further comprising delivering at least one of compressed air or inert gas as a pressure released cooling spray to the workpiece during the metalworking process to provide additional ...

A OMPREHENSIVE LOOK AT OILFIELD DRILLING WASTE SOLID ...
A OMPREHENSIVE LOOK AT OILFIELD DRILLING WASTE SOLID ...

Research and field experience has recorded the successful application of supercritical fluid extraction in the separation of -based oil from oil drilling fluid waste. Common supercritical fluids applied in solid-liquid separation include CO

The versatility of supercritical ; Vol. 1
The versatility of supercritical ; Vol. 1

(L-124) ASupercriticalFluid BasedApproachtoSampleWork-up,Analysis andPurification in Natural Products Research; RuiChen,JacquelynRunco,JohnP. McCauIeyJr., HarbakshSidhu, YongweiXu. Lei Sang,JingHuang,LiYang, ZhenglaoWang, LipingKang, Heshui Yu, BaipingMa (L-125),Supercritical, Antisolvent Fractionation ofLignans from EthanolicExtractofFlaxseed 141

Final Report | Surfactant-Enhanced Treatment of Oil ...
Final Report | Surfactant-Enhanced Treatment of Oil ...

The oil can also be removed by supercritical fluid extraction (it requires a complicated arrangement of pressurized vessels and equipment). Another alternative is to thermally treat the cuttings to evaporate the oil (a rather energetically expensive and hazardous operation).

Supercritical CO2 Extraction Applied to Oily Drilling ...
Supercritical CO2 Extraction Applied to Oily Drilling ...

An evaluation on 2 larger scale units has also been made: a 6kg static reactor and a 10 kg rotating autoclave (both dedicatedto pre-industrial feasibility studies) enabled the evaluation ofthe efficiency of the ,treatment, on North Sea OBM Cuttings.Residual ,oil, contents below 1% have also been reachedproving that scaling up the process, from hundreds of grams toseveral kilograms, is viable and ...

A review of current progress of supercritical fluid ...
A review of current progress of supercritical fluid ...

1/8/2019, · ,Supercritical fluid, (SCF) is a kind of ,fluid, whose temperature and pressure are higher than its critical state. It has many unique properties. Viscosity, density, diffusion coefficient, solvation capacity and other properties are very sensitive to the changes in temperature and pressure.

Supercritical Fluid | Linde Industrial Gases
Supercritical Fluid | Linde Industrial Gases

Supercritical fluid, extraction (SFE) is based on the principle that solubilities in a ,supercritical fluid, increase dramatically with increasing density, and that different solutes have different solubilities at the same conditions. SFE is an important method for large-scale purification of complex liquid or solid matrices, such as polluted streams.

(PDF) Treatment of oil-contaminated drill cuttings of ...
(PDF) Treatment of oil-contaminated drill cuttings of ...

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.

Metal working lubricant formulations based on ...
Metal working lubricant formulations based on ...

A method for lubricating a metal workpiece for a metalworking process, the method comprising: delivering ,supercritical, carbon dioxide to a nozzle, the ,supercritical, carbon dioxide being non-aqueous; and spraying rapidly expanding carbon dioxide from the nozzle on to the metal workpiece for the metalworking process. 2.

Supercritical fluids in chemistry - IOPscience
Supercritical fluids in chemistry - IOPscience

1/12/2020, · 1 Lomonosov Moscow State University, Faculty of Chemistry, Leninskiye Gory, stroenie 3, 119991 Moscow, Russian Federation, 2 A.V.Topchiev Institute of Petrochemical Synthesis of t

Improvement of the Waste-Oil Vacuum-Distillation Recycling ...
Improvement of the Waste-Oil Vacuum-Distillation Recycling ...

Dense propane has been used as a solvent for the continuous countercurrent extraction of ,base oil, from waste lubricant ,oil,. The aim of the work has been to identify the best processing conditions to separate ,base oil, suitable for the formulation of new lubricants, avoiding the coextration of waste-,oil, impurities such us oxidation products and metallic compounds.

Supercritical CO2 Extraction Applied to Oily Drilling ...
Supercritical CO2 Extraction Applied to Oily Drilling ...

An evaluation on 2 larger scale units has also been made: a 6kg static reactor and a 10 kg rotating autoclave (both dedicatedto pre-industrial feasibility studies) enabled the evaluation ofthe efficiency of the ,treatment, on North Sea OBM Cuttings.Residual ,oil, contents below 1% have also been reachedproving that scaling up the process, from hundreds of grams toseveral kilograms, is viable and ...

Chat Online Inquiry Email

Business cooperation

+86 13525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City