1
Dieter Schwengers: Extraction of fat from starch-containing vegetable matter. Pfeifer & Langen, Burgess Dinklage & Sprung, February 17, 1976: US03939281 (50 worldwide citation)

Fat is removed from starch-containing vegetable material such as cereal grains, potatoes or tapioca by a process involving crushing the vegetable material, contacting the crushed material with a normally gaseous inert solvent under supercritical condition at a temperature of about 20.degree. to 100. ...


2
Robert Klemps, Siegfried Schoberth, Hermann Sahm, Werner Swyzen: Process for the microbial anaerobic production of acetic acid. Kernforschungsanlage Juelich, Pfeifer Langen, Foley & Lardner Schwartz Jeffery Schwaab Mack Blumenthal & Evans, June 19, 1990: US04935360 (22 worldwide citation)

An anaerobic production of acetic acid by fermentation can employ homoacetogenic bacteria in an aqueous solution of fermentable substrates, especially sugar, with the result of increased acetic-acid concentrations (over 3%), when the substrate solution initially used in the fermentation already cont ...


3
Dieter Schwengers: Water soluble iron dextran and a process for its manufacture. Pfeifer & Langen, Sprung Horn Kramer & Woods, May 22, 1990: US04927756 (20 worldwide citation)

A water-soluble iron dextran having a high iron content is prepared by adding to an aqueous solution containing more than 200 mmol D-glucose per 1000 U.alpha.(1.fwdarw.6)-D-glucosyltransferase, at 265 to 310 K and a pH value of 4.5 to 8, an aqueous sucrose solution in a mole ratio of sucrose to gluc ...


4
Dieter Schwengers: Water soluble iron dextran and a process for its manufacture. Pfeifer & Langen, Sprung Horn Kramer & Woods, June 7, 1988: US04749695 (17 worldwide citation)

A water-soluble iron dextran having a high iron content is prepared by adding to an aqueous solution containing more than 200 mmol D-glucose per 1000 U.alpha.(1.fwdarw.6)-D- glucosyltansferase, at 265 to 310K and a pH value of 4.5 to 8, an aqueous sucrose solution in a mole ratio of sucrose to gluco ...


5
Dieter Schwengers, Herta Benecke: Processes for producing leucrose. Pfeifer & Langen, Wegner & Bretschneider, September 15, 1987: US04693974 (12 worldwide citation)

Sweetening agents for human and animal foods in the solid or liquid states contain at least 50% by weight of leucrose. They may additionally contain one or more sweetening agents selected from the group consisting of artificial sweeteners and sugar surrogates. The leucrose is produced by reaction of ...


6
Hermann Hippchen, Hans Georg Schneider, Renate Schwingeler: Process for obtaining amino acids from the raw juices of sugar manufacture. Pfeifer & Langen, Burgess Dinklage & Sprung, September 5, 1978: US04111714 (11 worldwide citation)

To recover amino acids from raw sugar juice, as obtained in beet extraction, the juice is treated with acid or with lime to coagulate impurities which are separated off. The juice may be treated before or after coagulation with a pectin-cleaving enzyme. The juice so pretreated can be directly passed ...


7
Thiele Henry, Von Doring Tilo, Wegner Gerd: Agitator and viscosimeter for sugar sirup or the like and apparatus utilizing the same. Pfeifer & Langen, January 25, 1972: US3636753 (11 worldwide citation)

A viscosimeter which determines the viscosity of sirup in a batch vacuum crystallizer comprises an agitator including a rod which extends through a diaphragm overlying an opening in the crystallizer wall and is reciprocated, oscillated or wobbled by a drive combined with a detector which measures th ...


8
Dieter Schwengers, Cornelis Bos, Erik Andersen: Method of preparing refined starch hydrolysates from starch-containing cereals. DDS Kroyer, Pfeifer & Langen, Watson Cole Grindle & Watson, May 15, 1979: US04154623 (10 worldwide citation)

A process of preparing a starch hydrolysate from wheat, barley or rye comprising the steps of contacting kernels of wheat, barley or rye with an aqueous solution to hydrate and soften the kernels, gently wet-milling the hydrated and softened kernels, separating fibres and pentosans attached thereto ...


9
Eichhorn Helmut Dr, Herold Horst: Process for controlling the efficiency of a discontinuously working centrifuge, particularly a sugar centrifuge.. Pfeifer & Langen, November 2, 1995: EP0679722-A2 (9 worldwide citation)

To control the efficiency of a centrifuge with an intermittent operation, especially a sugar centrifuge, the thickness of the layer of built-up solid matter on the drum wall is measured during operation. The control action is effected according to a present layer thickness for the solid build-up, th ...


10
Schwengers Dieter Dr: Composition of gluco-oligosaccharide and process for its preparation.. Pfeifer & Langen, December 18, 1985: EP0164656-A2 (8 worldwide citation)

Ein Gluco-oligo-saccharid-Gemisch mit bis zu 30, insbesondere 10 bis 20 Anhydroglucoseeinheiten, wird durch Versetzen einer wässrigen Lösung eines aus D-Glucoseeinheiten aufgebauten Mono- oder Disaccharids, die mehr als 200 mMol des Saccharids pro 1000 U [alpha](1->6)-D-Glucosyltransferase enthält, ...