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JPH01502034A |
This invention concerns the use for the substantial removal of polynuclear aromatic compounds from hydrocarbon streams containing said compounds of a complex of the general formula (Cu R SO3)2 Ar in which R is a hydrocarbon or substitute...
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JPH01153795A |
PURPOSE: To efficiently remove bad smell, improve working environment and further prevent an increase in cost due to disposal of cutting oils, by adding a pharmaceutical consisting essentially of an organic peracid to a putrefied water-s...
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JPS6474710A |
PURPOSE: To easily remove water content by casting baking cristobalite into transformer oil filled in a power transformer and absorbing a trace quantity of moisture mixed in the transformer oil. CONSTITUTION: An oil proof string-attached...
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JPS6436694A |
PURPOSE: To obtain secondary refined oil in the form of lubricant by hydrogenizing used oil in a liquid phase in a specific condition after separating coarse solids from it and then by separating the reaction products, wile avoiding the ...
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JPS63289099A |
PURPOSE: To rapidly and economically recover the flowability of an emulsion- type lubricating oil, by adding triethanolamine having a predetermined concn. when the flowability of the lubricating oil has lowered. CONSTITUTION: Triethanola...
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JPS63245494A |
PURPOSE: To provide the title method which enable repeated use of cutting oil through sterilization of the oil by a simple method, is economical and can prevent the emission of offensive odor and improve the working environment, by apply...
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JPS63221808A |
Waxy oil distillates, preferably waxy petroleum oil distillates, most preferably waxy lube refrigerator, turbine, transformer or other speciality oil distillates which contain appreciable amounts of aromatics and polar molecule contamina...
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JPS6344437B2 |
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JPS63173964A |
Sulfate-reducing bacteria are detected by preparing a lysate so as to release an enzyme essential to derive energy by reduction of sulfate such as adenosine 5'-phosphosulfate reductase (APS reductase), contacting the lysate with an antib...
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JPS6334796B2 |
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JPS63135488A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6368695A |
PURPOSE: To maintain the purity of a rolling fluid and thus ensure the quality of a product and the stability of continuous rolling operation, by backwashing the filter, followed by ultrafiltration treatment in the reuse of a rolling flu...
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JPS636274B2 |
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JPS6315897A |
PURPOSE: To obtain a waste oil free from the deposition of a tarry substance and the adhesion to a burner nozzle, by adding a polyoxyethylenealkylamine to a distillate obtd. by heating and distillation of a lubricant-contg. waste oil. CO...
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JPS632320B2 |
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JPS62243694A |
A device for filtering the lubricant oil used in vacuum pumps, to be directly installed on the pump, for continuous or discontinuous operation, and characterized in that the filter is of the tangential-flow type.
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JPS62184097A |
A process is disclosed for the working up of salvage oil, in which the salvage oil is subjected to an extraction under supercritical conditions. The halogen compounds contained in the produced extract are removed by catalytic hydrogenati...
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JPS62138592A |
Disclosed is a system for separating impurities from a hydrogen-free fluorinated lubricant. The lubricant is passed through a filter apparatus containing an adsorbing material. The lubricant is then passed into a degasser unit to remove ...
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JPS62121794A |
A process for the purification of oils such as perfluoropolyether oils, silicone oils or oils based on hydrocarbons, which are contaminated with different impurities, in particular, with dispersed solid matter which can be filtered only ...
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JPS6223039B2 |
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JPS6223040B2 |
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JPS6214600B2 |
For refining spent motor oils in order to recover lubricating bases to be reused, the stock to be refined is first stripped of water and light hydrocarbons, then a first extraction with a solvent (preferably a lower paraffin), heating th...
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JPS629160B2 |
Disclosed herein is a process for recovering a phosphate ester type hydraulic fluid from a waste liquid containing water, organic solvents and other impurities, such as polychlorinated biphenyls (PCB). After filtering to remove particula...
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JPS6243494A |
PURPOSE: To regenerate a vegetable oil white emulsion as a coolant or machining oil, easily and safely without causing environmental pollution, by classifying the emulsion according to the kind and concentration, repeating the precipitat...
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JPS6146033B2 |
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JPS6144919B2 |
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JPS6137317B2 |
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JPS6130602B2 |
PURPOSE:To reduce the use amount of the insulating oil for drying of electrical insulators and lower expenses by disposing the moisture drying means consisting of a plurality of adsorption towers, etc. and the regenerating means for adso...
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JPS6123840B2 |
An oil reclamation device comprises a housing, filter, evaporator plate and heating assembly. The evaporator plate includes upwardly projecting evaporation walls defining a plurality of curved vaporizing surfaces laterally displaced radi...
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JPS6119283B2 |
An industrial oil reconditioning system forces dirty oil through a three-stage filter which usually includes a first stage comprising a blend of relatively flexible fibers and rigid fibers, a second stage which is all flexible fiber mate...
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JPS6172099A |
PURPOSE: To provide a degradation preventing agent capable of keeping various liquids such as water-soluble metal working fluid, water, etc. from degradation for a long period, by carrying out the ion-exchange of a sterilizing metal and ...
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JPS6172098A |
PURPOSE: To prevent the degradation of various liquids, continuously for a long period, by passing a liquid such as water-soluble metal working fluid, water, etc. through a vessel containing a sterilizing agent prepared by the ionic adso...
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JPS6038651Y2 |
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JPS6038653Y2 |
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JPS6038652Y2 |
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JPS6052190B2 |
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JPS6051518B2 |
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JPS60226838A |
A process for fully removing from perfluoropolyethers having a minimum vapour tension, organic polluting substances containing -OH groups and/orbonds, by treating the perfluoropolyether with oxygen, or chlorine or fluorine, at a high tem...
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JPS6043400B2 |
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JPS6043399B2 |
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JPS60188492A |
PURPOSE: To increase COD removing ratio and to reduce treating cost, by providing a means for adding an electrolyte and a means for controlling the quantity of the electrolyte to be added so that electric current to be applied to an elec...
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JPS60161495A |
PURPOSE: To improve the lubrication performance and remarkably decrease the exchange frequency of lubrication oil, by applying ultrasonic radiation having a specific frequency range to an aqueous lubrication oil containing dispersed scum...
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JPS60161496A |
PURPOSE: To improve the stability and lubrication property of an emulsion-type lubrication oil for metal working, and to regenerate the degraded lubrication oil, by irradiating the oil with ultrasonic radiation of a specific frequency ra...
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JPS6035000B2 |
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JPS60135484A |
PURPOSE: To filter economically and accurately oil which is highly viscous and contains large quantities of impurities, dispersed fine particles and dye, by connecting a mixing-stirring tank for mixing oil, an adsorbent and a filter aid,...
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JPS60135483A |
PURPOSE: To purify economically and accurately oil which is highly viscous and contains large quantities of impurities, dispersed fine particles and dye, by filtering oil contg. an adsorbent and a filter aid previously mixed therewith, t...
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JPS60135493A |
PURPOSE: To recover inexpensively oil from high-viscosity alkali cleaning waste oil with a simple operation, by carrying out heating, standing separation and filtration operations in turn. CONSTITUTION: A high-viscosity alkali cleaning w...
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JPS60115697A |
PURPOSE: To prevent putrefaction of cutting oil, by dispersing an ozone-contg. gas in the cutting oil. CONSTITUTION: Cutting oil 5 for machinery 7 is circulated to a cutting oil sump 4. An oxygen-contg. gas 1 is passed through a drier 2 ...
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JPS6025162B2 |
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JPS6092390A |
After the removal of water and volatile constituents, the spent oil is subjected to an alkali treatment and, if necessary after separating off a gas oil fraction, distilled. In this distillation, pure oil is separated off as distillate i...
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