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Treatment of oily sludge with sulfuric acid

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 oily sludge with sulfuric acid
REUSE OF DRINKING WATER TREATMENT PLANTS SLUDGES IN ...
REUSE OF DRINKING WATER TREATMENT PLANTS SLUDGES IN ...

sludge, in agriculture, were substantially positive (Lucas et al. 1991; Navazio et al., 1990, Croker et al., 1995). ,Italian, legislation - the possibility of using drinking sludges in agriculture and for "ecological" purposes Decreto Legislativo 22/1997 (Ronchi Act) considers all kinds of water industry wastes as special wastes (art. 7, comma 3).

PADANIA ACQUE | Sludge treatment: industrial emergency or ...
PADANIA ACQUE | Sludge treatment: industrial emergency or ...

On 23 October 2019, Aqua Publica member Padania Acque organises a session in the context of the WATEC Italy 2019 Fair, in Cremona, on ',SLUDGE TREATMENT: INDUSTRIAL EMERGENCY OR, VALUE? Circular economy, social duty and opportunities'. It will be the opportunity to discuss the topic of ,sludge, with ,Italian, water experts.

TEKNOFANGHI | Sludge Dewatering Equipment | Lombardia
TEKNOFANGHI | Sludge Dewatering Equipment | Lombardia

Since its foundation in 1987, TEKNOFANGHI has specialized in ,sludge, dewatering equipment, both for municipal and industrial wastewater ,treatment,. Teknofanghi provides a complete range of products for thickening, dewatering and microfiltration of the ,sludge,.

Municipal Waste Water Treatment (incl. Sludge Treatment ...
Municipal Waste Water Treatment (incl. Sludge Treatment ...

For mechanical waste water pre-,treatment,, screening, conveying, elevating, de-watering, compacting, de-gritting and de-greasing machines and equipment are part of the range. Moreover, lime dosing and ,sludge, handling and conditioning equipment provide especially tailored solutions to project engineers.

Sewage sludge for sustainable agriculture: contaminants ...
Sewage sludge for sustainable agriculture: contaminants ...

4/5/2018, · The present study aims to show the results of 2 years’ sampling of ,sewage sludge,—based on 130 samples collected from 35 wastewater-,treatment, plants situated in the North of Italy—and to assess its suitability as soil fertilizer regarding contents of nonylphenol (NP), nonylphenolethoxylates (NPnEOs), and phthalates (DEHP).

Effect of Adding Drinking Water Treatment Sludge on Excess ...
Effect of Adding Drinking Water Treatment Sludge on Excess ...

Drinking water ,treatment sludge, (DWTS) is a waste by-product from water ,treatment, plants where aluminum and iron salts are the most commonly used coagulants. DWTS was reused to investigate the effects of DWTS on the digestion liquid quality and microorganism activity of excess activated ,sludge, (EAS). DWTS with four suspended solid (SS) concentrations (0%, 2%, 5% and 10%) was added to EAS …

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