相关推荐

A collection of 1977 U.S. patent specifications-petroleum refining : v. 3. Unit operation

  • 作者:U.S. Patent Office
  • 出版社:[S.l.] : [s.n.], 1978
  • 出版年:1978

A collection of 1977 U.S. patent specifications-petroleum refining : v. 2. Refinery engineering

  • 作者:U.S. Patent Office
  • 出版社:Wash. : U.S. GPO, 1977
  • 出版年:1977

A collection of 1977 U.S. patent specifications-petroleum refining : v. 4. Gaseous/liquid fuels : pt

  • 作者:U.S. Patent Office
  • 出版社:[S.l.] : [s.n.], 1978,[S.l.] : [s.n.], 1977,[S.l.] : [s.n.]

A collection of 1977 U.S. patent specifications - petroleum refining : v. 1. Petroleum, processing :

  • 作者:U.S. Patnet Office
  • 出版社:Wash. : U.S. GPO, 1978,Wash. : U.S. GPO, 1977,Wash. : U.S. GPO