Patents Assigned to NATECO2 GmbH + Co. KG
  • Pressure vessel arrangement comprising an external pressure vessel and at least one insert basket
    Patent number: 8557185
    Abstract: A pressure vessel arrangement comprises an external pressure vessel and at least one insert basket in the pressure vessel for receiving a substance to be treated which is exposable to a pressure fluid which is feedable to the pressure vessel and the insert basket. There is provided a control device for the internal pressure prevailing in the insert basket, in particular in the form of a switchable pressure compensation line connecting the interior of the insert basket directly to the surroundings, i.e. not via the pressure vessel.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: October 15, 2013
    Assignee: NATECO2 GmbH & Co. KG
    Inventors: Josef Schulmeyr, Stefan Geyer, Manfred Gehrig
  • Method for decaffeinating tea
    Patent number: 7858138
    Abstract: The invention relates to a method for decaffeinating tea (Camellia sinensis). The method involves of using, as an extraction agent, a carbon dioxide which is compressed of a pressure greater than 50 and up to 100 MPa.
    Type: Grant
    Filed: July 8, 2005
    Date of Patent: December 28, 2010
    Assignee: NATECO2 GmbH + Co. KG
    Inventors: Manfred Gehrig, Stefan Geyer, Josef Schulmeyr, Birgit Forchhammer, Karin Simon
  • PRESSURE VESSEL ARRANGEMENT COMPRISING AN EXTERNAL PRESSURE VESSEL AND AT LEAST ONE INSERT BASKET
    Publication number: 20100047135
    Abstract: A pressure vessel arrangement comprises an external pressure vessel and at least one insert basket in the pressure vessel for receiving a substance to be treated which is exposable to a pressure fluid which is feedable to the pressure vessel and the insert basket. There is provided a control device for the internal pressure prevailing in the insert basket, in particular in the form of a switchable pressure compensation line connecting the interior of the insert basket directly to the surroundings, i.e. not via the pressure vessel.
    Type: Application
    Filed: August 21, 2009
    Publication date: February 25, 2010
    Applicant: NATECO2 GmbH & Co. KG
    Inventors: Josef Schulmeyr, Stefan Geyer, Manfred Gehrig
  • Process for preparing high-purity xanthohumol-containing powder and use thereof
    Publication number: 20070254086
    Abstract: In a process for preparing a xanthohumol-enriched hop extract, a concentrate having contents of up to 90% xanthohumol is obtained from a xanthohumol-containing hop raw material by dissolving the xanthohumol in lye and subsequent precipitation with acid.
    Type: Application
    Filed: April 25, 2007
    Publication date: November 1, 2007
    Applicant: NATECO2 GmbH & Co. KG
    Inventors: Alois Faltermeier, Sabine Massinger, Josef Schulmeyr
  • Method for Decaffeinating Tea
    Publication number: 20070231445
    Abstract: The invention relates to a method for decaffeinating tea (Camellia sinensis). The method consists of using, as an extraction agent, a carbon dioxide which is compressed of a pressure greater than 50 and up to 100 MPa.
    Type: Application
    Filed: July 8, 2005
    Publication date: October 4, 2007
    Applicant: NATECO2 GMBH + CO. KG
    Inventors: Manfred Gehrig, Stefan Geyer, Josef Schulmeyr, Birgit Forchhammer, Karin Simon
  • Method of producing a xanthohumol-concentrated hop extracted and use thereof
    Publication number: 20040121040
    Abstract: In a method of producing a xanthohumol-concentrated hop extract, the xanthohumol-containing hop extract is extracted from a xanthohumol-containing hop raw material by highly compressed CO2 as a solvent at pressures above 500 bar and temperatures above 60° C.
    Type: Application
    Filed: December 1, 2003
    Publication date: June 24, 2004
    Applicant: NATECO2 GMBH & CO. KG
    Inventors: Adrian Forster, Josef Schulmeyr, Roland Schmidt, Karin Simon, Martin Ketterer, Birgit Forchhammer, Stefan Geyer, Manfred Gehrig