RU1781600C
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Method of determination of washing properties of oils and liquids
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Method of determining composition and content of aromatic hydrocarbons in petroleum products
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Method of estimating operational properties of lubricating oil
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Polarographic method for identifying 2,2,6,6-tetramethylpiperidine and derivatives thereof
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Method of determining detergent properties of detergent - disinfectant aqueous emulsion solution
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Method of phenol determination
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Polarographic method of determining phenol in free orto-position
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Burners for flame photometric methods of analysis
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Method of activating a catalyst for the hydropurification of petroleum distillates
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Method of determining content of elements
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Catalyst for hydropurification of olefins from diene and acetylene hydrocarbon impurities
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Plastic lubricant
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Organic heat-carrier
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Additive for lubricating oils
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