Charles J. Geyer

Viscose rayon spinning machine

Process and apparatus for making alkali cellulose in sheet form

Apparatus for continuous xanthation and production of viscose spinning solution

Process and apparatus for preparing a homogeneous solution of xanthated alkali cellulose

Process for preparing a cotton-like rayon fiber

Processes and apparatus for making and depolymerising alkali cellulose.

Process for preparing viscose rayon

Automatic aging analyzer using a motor having a constant torque

Process for continuous filtration and aging of xanthated alkali cellulose

Treatment of rayon staple