What is the percentage of sulfuric acid that can be used ...

Using sulphuric acid to re-refine lube oil died out years ago - it was an environmentally horrific process then and remains so today. Similarly for "acid clay" treatment. Typical (high grade) re-refining is carried out by very different methods th...

Uses for Recycled Oil - What Happens to Your Recycled Used Oil

Re-refined base oil for use as a lubricant, hydraulic or transformer oil. Once you have taken your used oil to your local collection facility, used oil collectors take the used oil and undertake some pre-treatment and recycling of the used oil or sell it to a specialised used oil recycler. Pre-treatment …

Regeneration of Used Engine Oil - Welcome to IAENG ...

A. Reagents and Raw Materials Used Sulphuric acid, fresh engine oil (SAE 40), waste used engine oil (mixed), activated carbon (wood charcoal) and Phenolphthalein. B. Formulations In this section various formulation were made as shown below: C. Procedure Formulation A 1. Acid Treatment: 300 ml of used engine oil was measured in a 500 ml

Investigation of Co and So 2 from Acid Clay Treatment of ...

Investigation of Co and So 2 from Acid Clay Treatment of used Lubricating Oil. ... Concentrated sulfuric acid was used as the reagent to eect the desludging operation while activated clay was used ...

Waste Lubricating Oil Treatment by Adsorption Process ...

sulfuric acid. They showed better properties of the finished lubricating oils. Araujo and Telles [6] showed that the final treatment of the used oil recycling process is the de-colorization and neutralization. The compounds removed at base oil, such as organic acids, esters, ketones, etc. They

Composition of acid tars from sulfuric acid treatment of ...

Petroleum Sulfuric Acid Acid Treatment Sulfuric Acid Treatment ... Physicochemical Principles of Petroleum Lubricating Oil Production [in Russian], Khimiya, Moscow (1978). Google Scholar. 5. S. R. Sergienko, High-Molecular-Weight Compounds of Petroleum [in Russian], Khimiya, Moscow (1964).

Petroleum: Chemistry, Refining, Fuels and Petrochemicals ...

PETROLEUM: CHEMISTRY, REFINING, FUELS AND PETROCHEMICALS - Petroleum: Chemistry, Refining, Fuels and Petrochemicals - Product Treating - James G. Speight ©Encyclopedia Of Life Support Systems (EOLSS) the Dualayer solution at 50°C (120°F) in at least two stages, after which the treated gasoline is washed and stored.

US3346483A - Refining used lubricating oils with sulfuric ...

1. a process for re-refining used engine lubricating oils and used industrial lubricating oils containing such engine lubricating oils, said process comprising the step of prepurifying the used lubricating oil by treatment with sulphuric acid; then subjecting the oil to catalytic hydrogenation at a pressure between 20 and 40 atmospheres, at a temperature between 280 and 380*c., at a space ...

10 major Sulfuric Acid Industrial Applications ...

Sulphuric acid is an important industrial chemical which is used in the manufacturing processes of many goods over a wide range of applications. Sulfuric acid used in pulp and paper industry for chlorine dioxide generation, tall oil splitting and pH-adjustments. Over one million tons of sulphuric ...

Sulfuric acid - Wikipedia

Pure sulfuric acid has a vapor pressure of <0.001 mmHg at 25 °C and 1 mmHg at 145.8 °C, and 98% sulfuric acid has a <1 mmHg vapor pressure at 40 °C. Pure sulfuric acid is a viscous clear liquid, like oil, and this explains the old name of the acid ('oil of vitriol'). Commercial sulfuric acid is sold in several different purity grades.

A Comparative Study of Recycling of Used Engine Oil Using ...

Engine oils are made from crude oil and its derivatives by mixing of certain other chemicals (additives) for improving their certain properties. Lubricating oil is used to lubricate moving parts of engine, reducing friction, protecting against wear, and removing contaminants from the engine, act as a cleaning agent, and act as an anticorrosion and cooling agent.

Does Acid Dissolve Oil? | Sciencing

Mar 13, 2018· Most acids do not dissolve oil because the two types of substances differ chemically. When mixed, the two form two separate layers as water and oil does. You can, however, dissolve one type of oil with another; depending on the oils, the two will make a smooth mixture. Soaps and other substances also dissolve oil, ...

Sulfuric acid - OilfieldWiki

Sulfuric acid is used in large quantities by the iron and steelmaking industry to remove oxidation, rust and scaling from rolled sheet and billets prior to sale to the automobile and major appliances industry [citation needed]. Used acid is often recycled using a spent acid regeneration (SAR) plant.

Used and Waste Oil and Grease for Biodiesel – Farm Energy

Apr 03, 2019· Acid Pre-Treatment. One way to deal with a high percentage of FFAs is to use an acid catalyst such as sulfuric or hydrochloric acid to convert the FFAs to esters, followed by an alkali catalyst to convert the triglycerides to esters.

Design Aspects of Used Lubricating Oil Re-Refining ...

Design Aspects of Used Lubricating Oil Re-Refining presents a feasible and comprehensive technology for recycling of used lubricating oils. This book discusses efficient and effective ways of reusing lubricating oil which, if implemented, will result in a better quality of life, the stability of the environment, the health of national economies and better relationships between nations.

Rerefining of Used Lube Oil by Saad Abdul Wahab - Blogger

Apr 21, 2013· Shell Oil is widely used in Pakistan, We can have a contract of purchasing used lube oil from all collection points/ Oil Change service of Shell pumps, Initially I visited more than 50 Petrol Pumps of PSO, Total, Shell, Caltex etc, the Oil collection ratio at Shell Oil Change Service as compared to others is much higher.

BUSINESS IN REFINING OF USED LUBRICATING OIL IN UGANDA ...

The used lubricating oil is collected in tanks. The oil is transferred to a dehydration tank through a pump and subsequently heated to separate water from oil. The moisture-free oil is transferred to a settling tank and is treated with concentrated sulfuric acid for impurities to settle down.

Sulphuric acid - Water Treatment and Purification

Sulphuric acid. Sulphuric acid is probably the most important of all chemicals, because of its extensive use in a very large number of manufacturing operations. Of the immense quantities made yearly, the greater part does not come upon the market; for, being expensive and difficult to ship, consumers of large amounts generally make their own acid.

10 major industrial applications of sulfuric acid

Feb 01, 2014· 10 major industrial applications of sulfuric acid 1. Article written and published By 2. Introduction Sulfuric acid referred as universal chemical, king of chemicals due to the numerous applications for sulfuric acid as a raw material or processing agent.

Re-refining of Used Lube Oil, II- by Solvent/Clay and Acid ...

Sulfuric acid has been used to remove asphaltenic material. The product is then clay treated (Josiah and Ikiensikimama, 2010; Rahman et al., 2008). The sludge could be used as fuel which leads to the production of acidic gases. Use of acid could be avoided by treating used oil with natural polymers (Kamal and Khan, 2009). Recently, used

Presentation on re refining of lubricating oil by avadhut ...

Nov 13, 2011· Presentation on re refining of lubricating oil by avadhut,pravin & manoj ... However, the sulfuric acid treatment and clay addition produce waste streams like acid tar and spent clay resulting in a problem of waste disposal. In spite of the disposal problem associated with Meinken process, the Meinken technology appears to be very popular. ...

CODEN: IAASCA ORIGINAL ARTICLE - soeagra.com

CODEN: IAASCA ORIGINAL ARTICLE Recycling of Used Lubricating Oil Using Three Samples of Acids and Clay as a Method of Treatment Udonne J.D, Bakare O.A Department of Chemical and Polymer Engineering, Lagos State University, Nigeria ... Sulphuric acid treatment to remove gums, greases, etc 3) Alkaline treatment to neutralize acid ...

Classification of waste lubricating oil regeneration ...

This is a non-polluting process that appears in the reform of waste lubricating oil regeneration treatment process, avoiding the various disadvantages of using the sulfuric acid-white earth method, completely eradicating the environmental pollution of sulfuric acid, and better removing the oxidation products in the oil.

Lube Oil - Sulphuric Acid

Introduction. Lube oil systems provide lubrication and cooling to the rotating parts and bearings of the blower, gear box and driver. Lube oil systems for acid plant blowers are generally forced oil systems consisting of a main oil pump, standby oil pump, oil reservoir, duplex oil filters, oil coolers, instrumentation and piping.

US4502948A - Reclaiming used lubricating oil - Google Patents

A method for purifying used oil without the use of hydrogen comprising contacting a demetallized used oil with an acid such as sulfuric acid and an adsorbent such as clay. US4502948A - Reclaiming used lubricating oil - Google Patents ... This invention relates to a method for the treatment of used lubricating oils to obtain a purified oil ...

Recycling Used Lubricating Oil Using Untreated, Activated ...

Recycling Used Lubricating Oil Using Untreated, Activated and Calcined Clay Methods 1JD. Udonne, ... use of toxic materials such as sulfuric acid. These ... have high sulfurlevels. The adsorption treatment of waste lube oil is based on the ability of adsorbent to …

Some aspects of the regeneration of used motor oil ...

The study’s objective is the comparison between the different acids used as part of the acid treatment process for used motor oil and the highlighting of their consequences over the main properties of the regenerated oils. 2. Experimental determination 2.1.

Biogas Digesters - Engine Lubricating Oil

The most common electrical generator system used at farm biogas facilities today is a stationary internal combustion engine that has been modified to 1) run on biogas, 2) drive a generator, and 3) produce single or three phase electrical power. Lubricating oil is distributed throughout the engine's ...

How to Remove Emulsified Oil from Wastewater with ...

How to Remove Emulsified Oil from Wastewater with Organoclays Industrial Treatment An EPA commissioned study recently concluded that O&G is an indicator of the presence of numerous other organics in a wastewater, the types that partition into oil.

10 major industrial applications of sulfuric acid

Feb 01, 2014· 7 Major Industries use sulfuric acid in daily routine Chemical Manufacturing As a highly important chemical compound, sulphuric acid is used in the manufacturing process of a number of wellknown chemicals including hydrochloric acid, nitric acid, phosphoric acid …