1
Melinda A Mabry, William W Prichard, Stanislaw B Ziemecki: Process for making tetrahydrofuran and 1,4-butanediol using Pd/Re hydrogenation catalyst. E I Du Pont de Nemours and Company, James A Costello, October 29, 1985: US04550185 (99 worldwide citation)

Palladium/rhenium-on-carbon catalyst; a method employing said catalyst to produce tetrahydrofuran, 1,4-butanediol or mixtures thereof in selectable ratios from a number of starting reactants; and a method for making the Pd/Re/C catalyst.


2
Melinda Ann Mabry, Stanislaw Bogdan Ziemecki, William Wprichard: Process for making tetrahydrofuran and 1,4-butanediol using pd/re hydrogenation catalyst. Eidu Pont de Nemours &Amp Co, LU XINHUA, January 31, 1990: CN88104938

Palladium/rhenium-on-carbon catalyst: a method employing said catalyst to produce tetrahydrofuran. 1.4-butanediol or mixtures thereof in selectable ratios from a number of starting reactants: and a method for making the Pd/Re/c catalyst.