Patents by Inventor Dorin Popa

Dorin Popa 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).

  • TANK FOR CONTAINING GASES AND FLUIDS IN GENERAL
    Publication number: 20250102118
    Abstract: The present invention relates to a tank (1) for containing fluids and gases, such as hydrogen and the like, comprising a wall (2), having an external face (21), facing the outside of the tank (1), and an internal face (22), facing the inside of the tank (1), a first internal lining layer (5), made of aluminum or other corrosion-resistant material, a support frame (4), placed between said wall (2) and said first internal lining layer (5), wherein said wall (2) is arranged on said support frame (4), and one or more dispersion nets (3), arranged integrated in said support frame (4), wherein said one or more dispersion networks (3) disperse the gas contained in the tank (1) in case of leaks between said wall (2) and said first internal lining layer (5). The present invention also relates to a leak detection system (7) and a method of lining a tank (1).
    Type: Application
    Filed: August 2, 2023
    Publication date: March 27, 2025
    Applicant: Walter Tosto S.P .A.
    Inventors: Luca TOSTO, Dorin POPA
  • High pressure carbamate condenser
    Patent number: 11766627
    Abstract: Described are a high pressure carbamate condenser, urea plant, and urea production process. The high pressure carbamate condenser as described is of the shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamber connected to tubes of the tube bundle and to a duct. The duct extends between the redistribution chamber and the shell.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: September 26, 2023
    Assignee: STAMICARBON B.V.
    Inventor: Dorin Popa
  • HEAT EXCHANGER
    Publication number: 20220249975
    Abstract: Described are a high pressure carbamate condenser, urea plant, and urea production process. The high pressure carbamate condenser as described is of the shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamber connected to tubes of the tube bundle and to a duct. The duct extends between the redistribution chamber and the shell.
    Type: Application
    Filed: April 19, 2022
    Publication date: August 11, 2022
    Applicant: STAMICARBON B.V.
    Inventor: Dorin POPA
  • Heat exchanger
    Patent number: 11338221
    Abstract: Disclosed is a shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamber connected to tubes of the tube bundle and to a duct. The duct extends between the redistribution chamber and the shell.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: May 24, 2022
    Assignee: STAMICARBON B.V.
    Inventor: Dorin Popa
  • HEAT EXCHANGER
    Publication number: 20210187412
    Abstract: Disclosed is a shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamber connected to tubes of the tube bundle and to a duct. The duct extends between the redistribution chamber and the shell.
    Type: Application
    Filed: December 7, 2020
    Publication date: June 24, 2021
    Applicant: STAMICARBON B.V.
    Inventor: Dorin POPA
  • High pressure carbamate condenser
    Patent number: 10857480
    Abstract: Described are a high pressure carbamate condenser, urea plant, and urea production process. The high pressure carbamate condenser as described is of the shell-and-tube heat exchanger type with a tube bundle and has a redistribution chamber connected to tubes of the tube bundle and to a duct. The duct extends between the redistribution chamber and the shell.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: December 8, 2020
    Assignee: Stamicarbon B.V.
    Inventor: Dorin Popa