Patents by Inventor Ruiyi Yan

Ruiyi Yan 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).

  • Process for absorbing methylacrolein with ionic liquid
    Patent number: 7964756
    Abstract: Disclosed is a process for absorbing methylacrolein, characterized in that it absorbs methylacrolein by an absorbent comprising an ionic liquid. The absorbent can absorb methylacrolein effectively, and it is easy to be separated from methylacrolein, regenerated and recycled. It is a green absorbent. The technique is a green methylacrolein absorbing and separating technique.
    Type: Grant
    Filed: March 10, 2008
    Date of Patent: June 21, 2011
    Assignee: Institute of Process Engineering, Chinese Academy of Sciences
    Inventors: Suojiang Zhang, Qiong Chen, Ruiyi Yan, Lei Wang, Yuhuan Chen, Xiaoliang Yuan
  • PROCESS FOR ABSORBING METHYLACROLEIN WITH IONIC LIQUID
    Publication number: 20110021846
    Abstract: Disclosed is a process for absorbing methylacrolein, characterized in that it absorbs methylacrolein by an absorbent comprising an ionic liquid. The absorbent can absorb methylacrolein effectively, and it is easy to be separated from methylacrolein, regenerated and recycled. It is a green absorbent. The technique is a green methylacrolein absorbing and separating technique.
    Type: Application
    Filed: March 10, 2008
    Publication date: January 27, 2011
    Applicant: INSTITUTE OF PROCESS ENGINEERING, CHINESE ACADEMY OF SCIENCES
    Inventors: Suojiang ZHANG, Qiong CHEN, Ruiyi YAN, Lei WANG, Yuhuan CHEN, Xiaoliang YUAN