petroleum heavy endとは 意味・読み方・使い方

In carrying out a circulatory cleaning process of the petroleum refinery facilities using a light oil as a cleaning oil, the heavy oil content eluted into the cleaning oil is determined by measuring the index of refraction of the cleaning oil over time, and the end of the cleaning process is judged based on the actual measurements.例文帳に追加

軽質油を洗浄油として石油精製設備を循環洗浄するに当たり、洗浄油の屈折率を経時的に測定することにより、洗浄油中に溶出した重質油分量を求め、この結果に基いて洗浄の終了判定を行う。 - 特許庁

In cleaning the petroleum refinery facilities with a cleaning solution containing a cleaning oil, the heavy oil content eluted into the cleaning solution is determined by measuring the absorbency of a visible light of the cleaning solution over time and the end of the cleaning process is judged based on the actual measurements.例文帳に追加

洗浄油を含む洗浄液で石油精製設備を洗浄するに当たり、洗浄液の可視光の吸光度を経時的に測定することにより、洗浄液中に溶出した重質油分量を求め、この結果に基いて洗浄の終了判定を行う。 - 特許庁