参考文献
Shell Devel. Co.
Patent: US2421392 , 1944 ;
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Shell Devel. Co.
Patent: US2415800 , 1945 ;
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Barnett et al.
Industrial and Engineering Chemistry, 1949 , vol. 41, p. 2612,2614
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Shell Devel. Co
Chem.Abstr., 1947 , p. 3128,5893