| 4474681 |
Production of aqueous suspensions of finely divided titanium dioxide |
Horst Belde, Hans Langenfelder |
1984-10-02 |
| 4464266 |
Removal of caprolactam and its oligomers from cooling water containing these compounds |
Hugo Strehler, Robert Kegel, Guenter Valentin |
1984-08-07 |
| 4446089 |
Process and apparatus for the production of plastic strands |
Hugo Strehler, Guenter Valentin |
1984-05-01 |
| 4439933 |
Apparatus for drying and heating nylon granules |
Ernst Dietrich, Ernst Guenther, Ernst Kissel, Hermann Linge, Eckart Neumann +1 more |
1984-04-03 |
| 4436897 |
Preparation of polycaprolactam with aqueous extract containing caprolactam and caprolactam oligomers |
Hugo Strehler, Friedrich Urbanek |
1984-03-13 |
| 4429107 |
Continuous preparation of polycaprolactam wherein constant composition is maintained |
Hugo Strehler, Guenter Valentin, Friedrich Urbanek |
1984-01-31 |
| 4388425 |
Production of concentrates of titanium dioxide in polycaprolactam |
Hugo Strehler, Guenter Valentin |
1983-06-14 |
| 4354020 |
Continuous preparation of polycaprolactam in vertical tubular reactor |
Rudi-Heinz Rotzoll, Paul Matthies, Guenter Valentin |
1982-10-12 |
| 4258178 |
Discharging granular linear polycondensates |
Guenter Valentin |
1981-03-24 |
| 4233429 |
Process for removing volatiles evolved from plastic melts |
Guenter Valentin, Robert Kegel, Helmut Kuhn |
1980-11-11 |
| 4204049 |
Hydrolytic polymerization of epsilon-caprolactam |
Paul Matthies, Joachim Kunde |
1980-05-20 |
| 4202375 |
Process and apparatus for achieving a uniform flow profile |
Hans Pirzer, Ernst Guenther, Eckart Neumann, Ernst Dietrich |
1980-05-13 |
