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Patent Searching and Data


Matches 751 - 782 out of 782

Document Document Title
JPS5236872B2  
JPS5298705A  
JPS5292207A
PURPOSE: An equipment is characterized by the function of rapid separation and recovery of the fine solids without leaving radioactive waste untreated because of the reaction of waste oil with hydrogen fluoride to have them solidified in...  
JPS5287655U  
JPS5226528Y2  
JPS529204B2  
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.  
JPS525968Y2  
JPS523802B2  
JPS51134701A
PURPOSE: To provide a process for treating waste oil into usables, for example as fuel, by efficiently removing foreign matters by simple operations.  
JPS51121004A
PURPOSE: To improve quality of regenarated oil, decolorize and prevent corrosion of equipments by adding an acid to waste lubricans to treat and subjecting to vaccum distillation.  
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.  
JPS5134843B2  
JPS5164508A
Used petroleum products, such as crankcase oils, are reclaimed by an initial treatment step consisting of flash vaporization with continuous recirculation of a substantial portion of the unvaporized liquid. At atmospheric pressure and 21...  
JPS5112358B2  
JPS5141706A  
JPS5136202A  
JPS513458A  
JPS5028084B1  
JPS5097602A
A method of reclaiming used crankcase oil wherein anhydrous zinc chloride is added to the oil, the mixture is heated and stirred under vacuum, and after the sludges generated are removed, the separated oil is further treated with clay an...  
JPS5064228A
1480060 Removing lead from hydrocarbons EXXON RESEARCH & ENG CO 11 Sept 1974 [10 Oct 1973 8 April 1974] 39631/74 Heading C5E Dissolved organo-lead is removed from liquid hydrocarbon by contacting with an activated carbon having a crystal...  
JPS5034305A  
JPS5033202A
A process for the desulfurization of light oils, which comprises irradiating light oils containing sulfur compounds such as mercaptans and sulfides with ultraviolet rays to decompose the sulfur compounds into water-soluble compounds and ...  
JPS505201B1
Lubricating oil fractions are refined, and vaporizable solvents used therefor are vaporzed, condensed, and recovered in a process which comprises the steps of solvent deasphalting to obtain separately a deasphalted oil/ solvent phase and...  
JPS4934723B1
A process for solvent refining lubricating oils comprises concurrently solvent refining at least two hydrocarbon lubricating oil fractions of different viscosities with a solvent effective preferentially to dissolve aromatic hydrocarbon ...  
JPS4929925B1  
JPS4973382A
A reactor for plasma-chemical processes is disclosed, including a tubular envelope around the arc passing between an anode and cathode within the reactor. Provision is also made for the forcing of a plasma gas through the arc.  
JPS4920188B1  
JPS4939603A  
JPS4918901A  
JPS4885539A  
JPS4884079A
1364942 Treating oil-containing sludges TEXACO DEVELOPMENT CORP 8 Jan 1972 952/72 Heading C1C [Also in Division C5] A process for treating an aqueous oil-containing sludge comprises mixing the sludge with at least one hydrocarbon having ...  

Matches 751 - 782 out of 782