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JPS54142206A |
A process for the reprocessing of used lubricating oil wherein said oils are treated with a mixture of potassium hydroxide and sodium hydroxide.
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JPS54141806A |
Petroleum residues are reduced in sulfur content by intimately contacting one volume of petroleum residue with at least 0.25 volume of alkali metal sulfide hydrate melt, or alkali metal hydroxide hydrate melt or mixtures thereof, within ...
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JPS54131606A |
A method for reprocessing used lubricating oils is disclosed wherein the oil is dried, treated with finely dispersed sodium metal at elevated temperature, the remaining free or organically bound metal is decomposed by means of an active ...
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JPS5422448B2 |
A method of purifying used lubricating oils comprising the following steps:
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JPS54799A |
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JPS5348203B2 |
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JPS5348205B2 |
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JPS5347241B2 |
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JPS5343919B2 |
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JPS5336484B2 |
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JPS5336483B1 |
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JPS5335962B1 |
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JPS53117849U |
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JPS53100970A |
PURPOSE: To utilize an oil-and-water removed sludge as a sintering material and oil separated as a fuel respectively, by treating an oil contg. hot rolling sludge with a detergent based on an alkali cpd. contg. a specified amount of diss...
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JPS53100969A |
PURPOSE: To remove oil from an oil contg. hot rolling sludge without using any hydroextractor, by treating the oil contg. hot rolling sludge with an aq. soln. which contains a detergent consisting of a surfactant and/or a builder not con...
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JPS534900A |
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JPS52119606A |
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JPS52119605A |
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JPS5238044B2 |
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JPS5233902A |
PURPOSE: To regenerate a highly deteriorated waste acid oil which cannot be purified by the conventional sulfuric acid washing, by neutralizing the acid oil containing sulfuric acid sludge with neutralizing agent.
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JPS5144124B2 |
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JPS5139645B2 |
In the treatment of petroleum heavy oil by thermally cracking a petroleum heavy oil mixed with an alkali metal carbonate or carbonates at a cracking temperature of 450 DEG to 650 DEG C and recovering the resulting low sulfur liquid hydro...
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JPS51123202A |
Lubrication oils used in rolling strip and foil in the light metal industing are contaminated with fine metallic particles during rolling. The process described here allows these oils to be cleaned either continuously or in a batch proce...
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JPS51111207A |
PURPOSE: The titled process that can prevent the abrasion of equipments as well as the air pollution by sulfur dioxide gas by discharging ammonia into the neutralizing vessel.
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JPS5127444B2 |
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JPS5127445B2 |
The process of this invention comprises following steps; (1) heavy oil is converted in a low temperature coking reactor operator at 470 DEG - 550 DEG C and including a fluidized bed containing particles of an alkali metal carbonate compo...
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JPS5115840B2 |
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JPS50132005A |
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JPS5022980B1 |
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JPS5018882B1 |
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JPS5079504A |
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JPS5017081B1 |
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JPS5014649B1 |
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JPS5034305A |
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JPS4947153B1 |
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JPS4988905A |
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JPS4920725B1 |
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JPS4923206A |
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JPS4895404A |
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JPS4891106A |
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JPS4836205A |
Used non-aqueous metalworking lubricant, such as, cold rolling oil, is reconditioned by contacting it with sufficient strong base in the form of particulate or dissolved alkanol-soluble alkali metal hydroxyde and monohydric alkanol to re...
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JPS4817265B1 |
1,247,461. Recovery of aluminium halides. CONTINENTAL OIL CO. 10 March, 1970 [10 March, 1969], No. 11466/70. Heading C1A. [Also in Division C5] Concentrated aqueous solutions of aluminium halides are obtained from spent aluminium halide ...
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JPS4816909B1 |
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