Patents by Inventor Friedrich Ruf

Friedrich Ruf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11524272
    Abstract: The present invention relates to an adsorbent suitable for the adsorption of MOAH and/or MOSH compounds, the use of the adsorbent for the production of a packaging material or a container comprising the adsorbent, the process of production of the packaging material or container as well as the respective packaging material and container.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: December 13, 2022
    Assignee: Clariant International Ltd
    Inventors: Hubertus Besting, Gabriele Hölzl, Alexander Mayerhofer, Friedrich Ruf
  • Publication number: 20200094218
    Abstract: The present invention relates to an adsorbent suitable for the adsorption of MOAH and/or MOSH compounds, the use of the adsorbent for the production of a packaging material or a container comprising the adsorbent, the process of production of the packaging material or container as well as the respective packaging material and container.
    Type: Application
    Filed: March 14, 2018
    Publication date: March 26, 2020
    Inventors: Hubertus BESTING, Gabriele HÖLZL, Alexander MAYEFHOFER, Friedrich RUF
  • Publication number: 20160060568
    Abstract: A method for degumming vegetable oils or reducing the oil content in vegetable oil gum using at least one glycoside-breaking enzyme, wherein the at least one glycoside-breaking enzyme does not exhibit phospholipase or acyltransferase activity, and the composition does not contain phospholipase or acyltransferase.
    Type: Application
    Filed: April 15, 2014
    Publication date: March 3, 2016
    Inventors: Ulrich SOHLING, KIRSTIN SUCK, Friedrich RUF, Paul BUBENHEIM
  • Patent number: 9238785
    Abstract: The invention relates to a method for the production of biodiesel and biodiesel precursor.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: January 19, 2016
    Assignee: Sued-Chemie IP GmbH & Co. KG
    Inventors: Ulrich Sohling, Friedrich Ruf, Beate Geissler, Herminia Millan
  • Patent number: 8987487
    Abstract: The present invention relates to a method for removing phosphorus-containing compounds from triglyceride-containing compositions.
    Type: Grant
    Filed: October 13, 2011
    Date of Patent: March 24, 2015
    Assignee: Süd—Chemie IP GmbH & Co. KG
    Inventors: Ulrich Sohling, Friedrich Ruf, Andrea Stege
  • Patent number: 8778190
    Abstract: The invention relates to a method for purifying wastewater loaded with nitrogen-containing compounds, wherein the wastewater loaded with nitrogen-containing compounds is reacted with a smectic sheet silicate, wherein a clay material loaded with nitrogen-containing compounds is obtained, and the clay material loaded with nitrogen-containing compounds is separated off, wherein purified wastewater is obtained.
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: July 15, 2014
    Assignee: Süd-Chemie IP GmbH & Co. KG
    Inventors: Friedrich Ruf, Gerhard Kummer, Manfred Frauenrath, Johannes Lautenschlager, Gotz Burgfels
  • Patent number: 8637300
    Abstract: A method for treating an organic and/or inorganic substrate utilizing a granular material made of a solid foam as support for an active component, for example a biocatalyst such as a microorganism or an enzyme. The solid foam has a continuous phase in which magnetizable particles are embedded, such that the support with the biologically active component immobilized thereon can be separated from a mixture with a magnetic separation device.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: January 28, 2014
    Assignee: SUED-Chemie IP GmbH & Co. KG
    Inventors: Friedrich Ruf, Ulrich Sohling, Elisabeth Neitmann, Bernd Linke, Jan Mumme, Patrice Ramm, Oliver Menhorn, Karl Weinberger, Peter Kumpf
  • Publication number: 20140012025
    Abstract: The present invention relates to a method for removing phosphorus-containing compounds from triglyceride-containing compositions.
    Type: Application
    Filed: October 13, 2011
    Publication date: January 9, 2014
    Applicant: SUD -CHEMIE IP GmbH & CO.KG
    Inventors: Ulrich Sohling, Friedrich Ruf, Andrea Stege
  • Publication number: 20130263497
    Abstract: The invention relates to a method for the production of biodiesel and biodiesel precursor.
    Type: Application
    Filed: October 26, 2011
    Publication date: October 10, 2013
    Applicant: Sued-Chemie IP GmbH & Co. KG
    Inventors: Ulrich Sohling, Friedrich Ruf, Beate Geissler, Herminia Millan
  • Patent number: 8394975
    Abstract: The invention relates to a method for producing an adsorbent, in particular a bleaching earth, wherein a clay material having: a surface area of 180 to 300 m2/g; a total pore volume of 0.5 to 0.7 ml/l; wherein at least 60% of the total pore volume are provided by pores having a pore diameter of at least 140 A, at least 40% of the total pore volume is provided by pores having a pore diameter of less than 250 A and at least 15% of the total pore volume are provided by pores having a pore diameter of 140 to 250 A; and said clay material having an amorphous structure according to XRD data; is activated by an activation procedure. Further, the invention relates to an adsorbent as obtained by the method and a method for purification of oils, fats and biofuels.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: March 12, 2013
    Assignee: Sud-Chemie AG
    Inventors: José Antonio Ortiz Niembro, Germán Solis Santamaria, Erik Thomassiny Villaurrutia, Friedrich Ruf
  • Publication number: 20130047980
    Abstract: A process for obtaining white sugar from e.g. sugar cane by treating the crude sugar juice with acid activated bentonite preferably selected from the group of smectites, whereby the acid activated bentonite mixture replaces the traditional environmental unfriendly sulfitation process. The acid-activated clay together with polyaluminium salts, and preferably phosphoric and/or sulfuric acid allows obtaining a high quality white sugar.
    Type: Application
    Filed: April 1, 2010
    Publication date: February 28, 2013
    Applicant: SUD-CHEMIE AG
    Inventors: Ulrich Sohling, Friedrich Ruf, Solon José Ramos Filho, Roberto Clóvis Manglalardo, José Antonio Ortiz Niembro, Rosalina Condemarin
  • Publication number: 20120219683
    Abstract: The invention relates to an adsorbent comprising a clay material and activated carbon. Further the invention relates to an animal feed comprising such adsorbent and to the use of such adsorbent for the adsorption of microbial toxins, in particular mycotoxins.
    Type: Application
    Filed: August 26, 2010
    Publication date: August 30, 2012
    Applicant: SUD-CHEMIE AG
    Inventors: Friedrich Ruf, Ulrich Sohling, Agnes Haimerl, Jose Antonio Ortiz Niembro, Erik Thomassiny Villaurrutia
  • Publication number: 20110259826
    Abstract: The invention relates to a method for purifying wastewater loaded with nitrogen-containing compounds, wherein the wastewater loaded with nitrogen-containing compounds is reacted with a smectic sheet silicate, wherein a clay material loaded with nitrogen-containing compounds is obtained, and the clay material loaded with nitrogen-containing compounds is separated off, wherein purified wastewater is obtained.
    Type: Application
    Filed: December 15, 2009
    Publication date: October 27, 2011
    Applicant: SUD-CHEMIE AG
    Inventors: Friedrich Ruf, Gerhard Kummer, Manfred Frauenrath, Johannes Lautenschlager, Gotz Burgfels
  • Publication number: 20110154723
    Abstract: A method for purifying biodiesel, wherein a crude biodiesel is provided which contains at least one glycoside, and the crude biodiesel is reacted with an adsorbent which contains at least one smectite-silica gel mixed phase. The smectite-silica gel mixed phase has at least the following physical parameters: a specific surface area of more than 120 m2/g; a total pore volume of more than 0.35 ml/g; and a silicon content, calculated as SiO2, of at least 60 wt-%. A purified biodiesel is separated off from the adsorbent.
    Type: Application
    Filed: April 30, 2008
    Publication date: June 30, 2011
    Applicant: SÜD-CHEMIE AG
    Inventors: Ulrich Sohling, Friedrich Ruf, Jose Antonio Ortiz Niembro, Rosalina Condemarin Vargas, Jorge Bello
  • Publication number: 20110099889
    Abstract: A method for purifying biodiesel, biodiesel precursors, or the mixtures thereof, which contain at least one glycoside wherein biodiesel or a biodiesel precursor or a mixture thereof is incubated with at least one enzyme, in order to convert or cleave said at least one glycoside. In addition, the purified products which can be obtained according to this method and the use of at least one enzyme, which can cleave or convert glycoside, for purifying biodiesel or biodiesel precursors and the mixtures thereof.
    Type: Application
    Filed: March 2, 2009
    Publication date: May 5, 2011
    Applicant: SUD-CHEMIE AG
    Inventors: Ulrich Sohling, Friedrich Ruf, Arno Cordes
  • Publication number: 20110027433
    Abstract: The invention relates to a method for eliminating unwanted accompanying substances, particularly fragrance, flavor, and colour components, from vegetable proteins. Said method encompasses the following steps: (i) a vegetable raw material is extracted using an extracting agent such that, a vegetable protein extract is obtained; (ii) an inorganic adsorber material is added to the vegetable protein extract, a process in which unwanted accompanying substances, especially fragrance, flavor, and/or colour components, are bonded to the inorganic adsorber material.
    Type: Application
    Filed: October 2, 2008
    Publication date: February 3, 2011
    Applicant: Sud-Chemie AG
    Inventors: Friedrich Ruf, Ulrich Sohling, Katrin Hasenkopf, Peter Eisner, Klaus Müller, Claudia Pickardt, Jürgen Bez
  • Publication number: 20100132251
    Abstract: The invention pertains to a method for purifying crude biodiesel, wherein said crude biodiesel is contacted with a clay material, said clay material having: a surface area of more than 120 m2/g; a total pore volume of more than 0.35 ml/g; a silicon content, calculated as Si?2, of at least 60 wt.-%.
    Type: Application
    Filed: November 7, 2007
    Publication date: June 3, 2010
    Inventors: Ulrich Sohling, Friedrich Ruf, Jose Antonio Ortiz Niembro, Rosalina Condemarin, Jorge Bello
  • Publication number: 20100094035
    Abstract: The invention relates to a method for producing an adsorbent, in particular a bleaching earth, wherein a clay material having: a surface area of 180 to 300 m2/g; a total pore volume of 0.5 to 0.7 ml/l; wherein at least 60% of the total pore volume are provided by pores having a pore diameter of at least 140 A, at least 40% of the total pore volume is provided by pores having a pore diameter of less than 250 A and at least 15% of the total pore volume are provided by pores having a pore diameter of 140 to 250 A; and said clay material having an amorphous structure according to XRD data; is activated by an activation procedure. Further, the invention relates to an adsorbent as obtained by the method and a method for purification of oils, fats and biofuels.
    Type: Application
    Filed: November 7, 2007
    Publication date: April 15, 2010
    Applicant: SÜD-CHEMIE AG
    Inventors: José Antonio Ortiz Niembro, Germán Solis Santamaria, Erik Thomassiny Villaurutia, Friedrich Ruf
  • Publication number: 20080269100
    Abstract: What is described is a slurry comprising (a) at least 10% by weight of at least one sheet silicate, based on the total weight of the slurry; (b) an aqueous suspension medium and (c) a dispersing aid selected from at least one polyethylene glycol having a mean molecular weight of less than 90 000 and/or at least one polyacrylic acid in free acid form. Also described is a process for producing the slurry and the preferred used thereof.
    Type: Application
    Filed: July 4, 2006
    Publication date: October 30, 2008
    Applicant: SUD-CHEMIE AG
    Inventors: Ulrich Sohling, Friedrich Ruf, Anna Held
  • Patent number: 6277490
    Abstract: A color developer pigment for carbonless copying papers based on acid-activated smectitic layered silicates, wherein a phenolic resin is condensed on the acid-activated layered silicate. The invention also concerns a coating composition based on the color developer pigment as well as a copying paper containing the color developer pigment.
    Type: Grant
    Filed: December 1, 1998
    Date of Patent: August 21, 2001
    Assignee: Sud-Chemie AG
    Inventor: Friedrich Ruf