Patents by Inventor Barbara MAROLI

Barbara MAROLI 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).

  • WEAR-RESISTANT IRON-BASED ALLOY COMPOSITIONS COMPRISING CHROMIUM
    Publication number: 20230091911
    Abstract: An iron-based alloy composition including: boron (B): 1.6-2.4 wt. %; carbon (C): 2.2-3.0 wt. %; chromium (Cr): 3.5-5.0 wt. %; manganese (Mn): below 0.8 wt. %; molybdenum (Mo): 16.0-19.5 wt. %; nickel (Ni): 1.0-2.0 wt. %; silicon (Si): 0.2-2.0 wt. %; vanadium (V): 10.8-13.2 wt. %; and balanced with iron (Fe). Further, an item including a substrate portion and a hardfacing coating bonded to the substrate portion, wherein the hardfacing coating is made by an overlay welding process using the iron-based alloy composition.
    Type: Application
    Filed: May 23, 2022
    Publication date: March 23, 2023
    Applicant: Höganäs AB (Publ)
    Inventors: Barbara MAROLI, Robert FRYKHOLM, Sven BENGTSSON, Karin FRISK
  • Wear-resistant iron-based alloy compositions comprising chromium
    Patent number: 11370198
    Abstract: An iron-based alloy composition including: boron (B): 1. 6-2.4 wt. %; carbon (C): 2.2-3.0 wt. %; chromium (Cr): 3.5-5.0 wt. %; manganese (Mn): below 0.8 wt. %; molybdenum (Mo): 16.0-19.5 wt. %; nickel (Ni): 1.0-2.0 wt. %; silicon (Si): 0.2-2.0 wt. %; vanadium (V): 10.8-13.2 wt. %; and balanced with iron (Fe). Further, an item including a substrate portion and a hardfacing coating bonded to the substrate portion, wherein the hardfacing coating is made by an overlay welding process using the iron-based alloy composition.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: June 28, 2022
    Assignee: HÖGANÄS AB (PUBL)
    Inventors: Barbara Maroli, Robert Frykholm, Sven Bengtsson, Karin Frisk
  • WEAR-RESISTANT IRON-BASED ALLOY COMPOSITIONS COMPRISING NICKEL
    Publication number: 20210246537
    Abstract: An iron-based alloy composition including: boron (B): 1.6-2.4 wt. %; carbon (C): 1.7-3.0 wt. %; molybdenum (Mo): 16.0-19.5 wt. %; nickel (Ni): 3.5-6.5 wt. %; manganese (Mn): below 0.8 wt. %; silicon (Si): 0.2-3.0 wt. %; vanadium (V): 10.8-13.2 wt. %; and balanced with iron (Fe). Also, an item including a substrate portion and a hardfacing coating bonded to the substrate portion, wherein the hardfacing coating is made by an overlay welding process using the iron-based alloy composition.
    Type: Application
    Filed: June 25, 2019
    Publication date: August 12, 2021
    Applicant: Höganäs AB (Publ)
    Inventors: Barbara MAROLI, Robert FRYKHOLM, Sven BENGTSSON, Karin FRISK
  • WEAR-RESISTANT IRON-BASED ALLOY COMPOSITIONS COMPRISING CHROMIUM
    Publication number: 20210197524
    Abstract: An iron-based alloy composition including: boron (B): 1. 6-2.4 wt. %; carbon (C): 2.2-3.0 wt. %; chromium (Cr): 3.5-5.0 wt. %; manganese (Mn): below 0.8 wt. %; molybdenum (Mo): 16.0-19.5 wt. %; nickel (Ni): 1.0-2.0 wt. %; silicon (Si): 0.2-2.0 wt. %; vanadium (V): 10.8-13.2 wt. %; and balanced with iron (Fe). Further, an item including a substrate portion and a hardfacing coating bonded to the substrate portion, wherein the hardfacing coating is made by an overlay welding process using the iron-based alloy composition.
    Type: Application
    Filed: June 25, 2019
    Publication date: July 1, 2021
    Applicant: HÖGANÄS AB (PUBL)
    Inventors: Barbara MAROLI, Robert FRYKHOLM, Sven BENGTSSON, Karin FRISK
  • Powder
    Patent number: 9745648
    Abstract: The present invention concerns a new metal powder which is useful for coating cast iron parts. The invention also relates to a method for coating cast iron parts by using the new metal powder. Of special importance is the possibility to use the metal powder for coating the surfaces of glass moulds. The invention also relates to metal parts, such as cast iron parts, or glass moulds which are coated by the metal powder.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: August 29, 2017
    Assignee: HÖGANÄS AB (PUBL)
    Inventors: Peter Olsérius, Barbara Maroli
  • NOVEL POWDER
    Publication number: 20160138144
    Abstract: The present invention concerns a new metal powder which is useful for coating cast iron parts. The invention also relates to a method for coating cast iron parts by using the new metal powder. Of special importance is the possibility to use the metal powder for coating the surfaces of glass moulds. The invention also relates to metal parts, such as cast iron parts, or glass moulds which are coated by the metal powder.
    Type: Application
    Filed: June 13, 2014
    Publication date: May 19, 2016
    Applicant: HÖGANÄS AB (PUBL)
    Inventors: Peter OLSÉRIUS, Barbara MAROLI