March 2015

Trends and Resources

HP Innovations

Corrosion prevention for high-TAN refiningFor petroleum refiners, improving profitability by processing high-total-acid-number (high-TAN) crude oils requires an investment in high-temperature corrosio..

Blume, Adrienne, Hydrocarbon Processing Staff

Corrosion prevention for high-TAN refining For petroleum refiners, improving profitability by processing high-total-acid-number (high-TAN) crude oils requires an investment in high-temperature corrosion protection. Investing in metallurgy delays profit improvement, and return on capital is uncertain. Conventional chemical inhibitors require high phosphorus treat rates, which introduce fouling and operating risks that have deterred the acceptance of chemical solutions. In response, specialty chemical company Dorf Ketal Chemicals LLC introduced TANSCIENT, a chemical inhibitor solution offering more effective passivation and ongoing protection. The TANSCIENT solution reportedly contains up to

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