1
Franz Durst, Raimund Haas, Guenter Hultzsch, Manfred Dammann, Gerhard Mack, Werner Interthal, Joachim Stroszynski, Peter Lehmann: Process and device for drying a liquid layer applied to a moving carrier material. Hoechst Aktiengesellschaft, Foley & Lardner Schwartz Jeffery Schwaab Mack Blumenthal & Evans, March 19, 1991: US04999927 (29 worldwide citation)

A process for drying a liquid layer which has been applied to a carrier material moving through a drying zone and which contains vaporizable solvent components and non-vaporizable components, wherein a drying gas flows in the longitudinal direction of the carrier material parallel to the liquid laye ...


2
Andre Laschewsky, Helmut Ringsdorf, Werner Interthal, Donald Lupo, Werner Prass, Ude Sheunemann: Film comprising unimolecular layers. Hoechst Aktiengesellschaft, November 13, 1990: US04970120 (10 worldwide citation)

Film comprising at least one unimolecular layer. A film for use in nonlinear optics comprises at least one Langmuir-Blodgett layer, the layer containing or comprising a dye of the formula ##STR1## in which R.sup.1 denotes a long-chain alkoxy, acyloxy, alkylamino or acylamino group. In particular whe ...


3
Andre Laschewsky, Helmut Ringsdorf, Werner Interthal, Donald Lupo, Werner Prass, Ude Scheunemann: Film comprising at least one unimolecular layer. Hoechst Aktiengesellschaft, July 23, 1991: US05034277 (8 worldwide citation)

A film for use in nonlinear optics comprises at least one Langmuir-Blodgett layer, the layer containing or comprising a dye of the formula ##STR1## in which R.sup.1 denotes a long-chain alkoxy, acyloxy, alkylamino or acylamino group. In particular when the film contains alternating layers of unsatur ...


4
Hans Wilski, Werner Interthal, Friedrich Engelhardt: Drag reducing agents. Hoechst Aktiengesellschaft, Connolly and Hutz, October 4, 1983: US04407321 (7 worldwide citation)

Process for reducing the friction pressure drop of aqueous liquids and suspensions in turbulent or pulsating flow by adding from 1 to 1,000 ppm of linear random copolymers of the following formula I as drag reducing agents ##STR1## in which X is a Na.sup.+, K.sup.+ or NH.sub.4.sup.+ cation and Y is ...


5
Joachim Stroszynski, Herbert Zeisel, Franz Durst, Raimund Haas, Werner Interthal, Peter Lehmann, Gerhard Mack, Manfred Dammann: Process for the uniform introduction of a fluid, and apparatus for carrying out the process. Hoechst Aktiengesellschaft, Foley & Lardner, July 9, 1991: US05029598 (6 worldwide citation)

A distributor tube has tube slots in its shell surface transversely of the inflow direction of a fluid into the distributor tube. A casing tube is enclosed by the distributor tube and is divided into flow chambers, each of which is bounded by two annular plates and connected to an inlet sector. A st ...


6
Dieter Ohlendorf, Werner Interthal, Friedrich Stoll: Process and compositions for corrosion inhibition of metallic materials. Hoechst Aktiengesellschaft, August 22, 1989: US04859418 (5 worldwide citation)

Use of the compounds of the formula ##STR1## in which R.sub.1 denotes C.sub.12 -C.sub.26 -alkyl or C.sub.12 -C.sub.26 alkenyl, n denotes a number from 0 to 5, K.sup.(+) denotes a group of the formulae ##STR2## or a group of the formula --(C.sub.2 H.sub.4 O).sub.x H, x denotes a number from 1 to 3, A ...


7
Joachim Stroszynski, Herbert Zeisel, Franz Durst, Raimund Haas, Werner Interthal, Peter Lehmann, Gerhard Mack, Manfred Dammann: Process for the uniform introduction of a fluid, and apparatus for carrying out the process. Hoechst Aktiengesellschaft, Foley & Lardner, March 17, 1992: US05095930 (5 worldwide citation)

A distributor tube has tube slots in its shell surface transversely of the inflow direction of a fluid into the distributor tube. A casing tube is enclosed by the distributor tube and is divided into flow chambers, each of which is bounded by two annular plates and connected to an inlet sector. A st ...


8
Hans Wilski, Werner Interthal, Gunter Gruber, Gerhard Slebos: Process using polyacrylamide drag reducing agent in the form of an aqueous jelly. Hoechst Aktiengesellschaft, Connolly and Hutz, April 28, 1981: US04263927 (4 worldwide citation)

The frictional drag of aqueous liquids and suspensions in turbulent or pulsating flow is reduced by adding 1 to 1,000 ppm of a polyacryl amide or partially saponified polyacryl amide obtained in its manufacturing process in the form of an aqueous, dimensionally stable jelly which has retained its so ...


9

10
Werner Interthal, Franz Josef Durst, Raimund Haas: High polymer solutions having an increased drag and process for their manufacture. Hoechst Aktiengesellschaft, Connolly and Hutz, June 10, 1986: US04593762 (2 worldwide citation)

High polymer solutions having an extremely increased drag, which are characterized in that they contain additionally one or several completely soluble or miscible compounds, that have a molecular weight of less than 500,000 and increase the viscosity of the high polymer solution to a value of 10.sup ...