Patents Assigned to TECHNOCHIM SA
  • Method for removing rouging from stainless steel
    Patent number: 12084780
    Abstract: The present invention is in the field of chemical cleaning and surface treatments for a stainless steel substrate. In particular, the present invention provides a method, kit and use of specific solutions for removing and preferably preventing the formation of rouging (e.g. class I, II and/or III) on a stainless steel substrate, which may be used as processing station or production unit.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: September 10, 2024
    Assignee: TECHNOCHIM SA
    Inventors: Groulard Frédéric, François Tosar, Juliette Louche
  • METHOD FOR DISSOLVING METAL OXIDES FROM LIFE SCIENCES EQUIPMENT
    Publication number: 20230349051
    Abstract: The present invention is in the field of chemical cleaning and surface treatments for a stainless steel substrate. In particular, the present invention provides a method, kit and use of specific solutions for removing rouging (class I, II and/or III) and/or blacking from a stainless steel substrate, which may be used as processing station or production unit.
    Type: Application
    Filed: April 28, 2023
    Publication date: November 2, 2023
    Applicant: TECHNOCHIM SA
    Inventors: Frédéric GROULARD, Juliette LOUCHE, Coraline CLAEYS
  • Products for the preventive treatment of stainless steel and related methods
    Patent number: 10711352
    Abstract: Provided herein is a reductive solution for preventing rouge formation on stainless steel, said solution comprising complexing anions, Fe2+, and, optionally, one or more pH modifiers. Further provided are methods for manufacturing said solution, methods for prevention of rouge formation on stainless steel surfaces, and related uses of the aforementioned reductive solution.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: July 14, 2020
    Assignee: TECHNOCHIM SA
    Inventors: Frédéric Groulard, François Tosar
  • METHOD FOR REMOVING ROUGING FROM STAINLESS STEEL
    Publication number: 20200024751
    Abstract: The present invention is in the field of chemical cleaning and surface treatments for a stainless steel substrate. In particular, the present invention provides a method, kit and use of specific solutions for removing and preferably preventing the formation of rouging (e.g. class I, II and/or III) on a stainless steel substrate, which may be used as processing station or production unit.
    Type: Application
    Filed: October 1, 2018
    Publication date: January 23, 2020
    Applicant: TECHNOCHIM SA
    Inventors: Groulard Frédéric, François Tosar, Juliette Louche
  • PRODUCTS FOR THE PREVENTIVE TREATMENT OF STAINLESS STEEL AND RELATED METHODS
    Publication number: 20170342570
    Abstract: Provided herein is a reductive solution for preventing rouge formation on stainless steel, said solution comprising complexing anions, Fe2+, and, optionally, one or more pH modifiers. Further provided are methods for manufacturing said solution, methods for prevention of rouge formation on stainless steel surfaces, and related uses of the aforementioned reductive solution.
    Type: Application
    Filed: February 9, 2017
    Publication date: November 30, 2017
    Applicant: TECHNOCHIM SA
    Inventors: Frédéric Groulard, François Tosar