Patents by Inventor Lanka WICKRAMASINGHE ARACHCHILAGE

Lanka WICKRAMASINGHE ARACHCHILAGE 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).

  • Friction reducers
    Patent number: 11326085
    Abstract: Provided herein are friction reducer formulations including a formate salt and an inverting surfactant, and methods of manufacturing such formulations. Methods of using the friction reducer formulations, such as for treating subterranean formations, are also provided.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: May 10, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Fulya Sudur Zalluhoglu, Qing Wang, Lanka Wickramasinghe Arachchilage, Minh Le, Jian Zhou
  • FRICTION REDUCERS
    Publication number: 20200299561
    Abstract: Provided herein are friction reducer formulations including a formate salt and an inverting surfactant, and methods of manufacturing such formulations. Methods of using the friction reducer formulations, such as for treating subterranean formations, are also provided.
    Type: Application
    Filed: March 20, 2020
    Publication date: September 24, 2020
    Applicant: RHODIA OPERATIONS
    Inventors: Fulya SUDUR ZALLUHOGLU, Qing WANG, Lanka WICKRAMASINGHE ARACHCHILAGE, Minh LE, Jian ZHOU