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).

  • 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