FIELD: chemistry.
SUBSTANCE: invention relates to corrosion prevention field and can be used for protection of structural units of petrolic and other equipment made of carbon and alloy steel with cadmium coating. Myxromycete corrosion inhibitor and cadmium-plated steel hydrogenation in water-salt medium, containing Aspergillus niger, Phialophora fastigiata, Penicillium charlesii and Penicillium chrysogenum, corresponds antipyrine derivative of the general formula: , where R: -H; -CH3; -C4H9; -C6H5; -C6H13; -C6H4-N-CH6.
EFFECT: corrosion resistance increasing.
3 tbl, 2 dwg
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0 |
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Authors
Dates
2009-06-20—Published
2008-01-09—Filed