Patents by Inventor Ali Amirnazmi

Ali Amirnazmi 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).

  • Preparation of ethynylbenzenes
    Patent number: 4120909
    Abstract: Ethynylbenzenes are prepared by the vapor phase catalytic dehydration of methyl phenyl ketones. The dehydration process is carried out at temperatures of from about 500.degree. to about 650.degree. C. using an alumina-containing catalyst. An example of the process is the dehydration of acetophenone to form phenylacetylene.
    Type: Grant
    Filed: August 11, 1977
    Date of Patent: October 17, 1978
    Assignee: Hercules Incorporated
    Inventor: Ali Amirnazmi