Patents by Inventor Ayse YUKSEKDAG

Ayse YUKSEKDAG 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).

  • Publication number: 20250154622
    Abstract: A rare earth element recovery system and method are provided. The system includes a heated water bath, a jacketed leaching reactor connected to the heated water bath, a leaching pump connected to the jacketed leaching reactor, a concentrated acidic leaching peristaltic pump for transferring a concentrated acidic leach in connection with a concentrated acidic leaching chamber, a membrane contactor connected to the concentrated acidic leaching peristaltic pump, a stripping phase leaching chamber, a stripping phase peristaltic pump connected to the stripping phase leaching chamber, a paddle mixer, a microfiltration unit connected to the leaching pump, a high pressure pump connected to the microfiltration unit, and a nanofiltration unit.
    Type: Application
    Filed: February 10, 2023
    Publication date: May 15, 2025
    Applicant: ISTANBUL TEKNIK UNIVERSITESI
    Inventors: Borte KOSE MUTLU, Ayse YUKSEKDAG, Ismail KOYUNCU, Mark Robert WIESNER
  • Patent number: 10583406
    Abstract: The invention relates to obtaining a nanofiber membrane by coating a hollow braided rope (3) with a nanofiber layer (2), to the usage of said tubular nanofiber membrane as a support layer membrane, and to the fabrication of forward osmosis membrane by coating the surface thereof with thin composite film (1). Particularly, a tubular nanofiber forward osmosis membrane used in water & waste water treatment and desalination processes with high water flux, low reverse salt flux, as well as a low tendency of fouling, and the manufacturing method thereof are disclosed herein.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: March 10, 2020
    Assignee: ISTANBUL TEKNIK UNIVERSITESI REKTORLUGU
    Inventors: Ismail Koyuncu, Serkan Guclu, Murat Eyvaz, Taha Aslan, Serkan Arslan, Ayse Yuksekdag, Ebubekir Yuksel
  • Publication number: 20180043311
    Abstract: The invention relates to obtaining a nanofiber membrane by coating a hollow braided rope (3) with a nanofiber layer (2), to the usage of said tubular nanofiber membrane as a support layer membrane, and to the fabrication of forward osmosis membrane by coating the surface thereof with thin composite film (1). Particularly, a tubular nanofiber forward osmosis membrane used in water & waste water treatment and desalination processes with high water flux, low reverse salt flux, as well as a low tendency of fouling, and the manufacturing method thereof are disclosed herein.
    Type: Application
    Filed: November 1, 2016
    Publication date: February 15, 2018
    Applicant: ISTANBUL TEKNIK UNIVERSITESI REKTORLUGU
    Inventors: Ismail KOYUNCU, Serkan GUCLU, Murat EYVAZ, Taha ASLAN, Serkan ARSLAN, Ayse YUKSEKDAG, Ebubekir YUKSEL