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METHOD FOR PRODUCING AN AGING MINERAL OIL FRACTURE, SUITABLE AS ELECTRIC INSULATING OIL, IN PARTICULAR AS A TRANSFORMER OIL.
METHOD FOR PRODUCING AN AGING MINERAL OIL FRACTURE, SUITABLE AS ELECTRIC INSULATING OIL, IN PARTICULAR AS A TRANSFORMER OIL.
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机译:产生老化的矿物油裂缝的方法,该矿物油裂缝适合作为电绝缘油,特别是作为变压器油。
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摘要
A process is provided for the production of a stable, age-resisting mineral oil composition which comprises subjecting a paraffin base mineral crude oil to distillation to produce a distillate fraction boiling in the range of 270 DEG to 400 DEG C., solvent dewaxing said distillate fraction, solvent extracting said dewaxed distillate portion to produce a solvate fraction and an extract fraction, refining said solvate fraction, concentrating and refining said extract fraction and adding said refined, concentrated extract portion with said refined solvate fraction.
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