Patents by Inventor Philip Dornin Caesar

Philip Dornin Caesar 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 manufacturing ethylene
    Patent number: 4083889
    Abstract: Ethylene is produced by catalytic conversion of a methanol feed in the presence of steam or water diluent. The catalyst employed is exemplified by HZSM-5, a crystalline aluminosilicate zeolite, and the conversion is conducted at relatively low temperature, i.e. from about 600.degree. F to about 750.degree. F. The hydrocarbon conversion product contains at least 18 wt.% ethylene.
    Type: Grant
    Filed: May 26, 1977
    Date of Patent: April 11, 1978
    Assignee: Mobil Oil Corporation
    Inventors: Philip Dornin Caesar, Roger Allen Morrison
  • Process for manufacturing ethylene
    Patent number: 4083888
    Abstract: Ethylene is produced by catalytic conversion of a methanol feed in the presence of substantially anhydrous diluent. The catalyst employed is exemplied by HZSM-5, a crystalline aluminosilicate zeolite, and the conversion is conducted at relatively low temperature, e.g. less than about 650.degree. F. The hydrocarbon conversion product contains at least 18 wt.% ethylene.
    Type: Grant
    Filed: May 26, 1977
    Date of Patent: April 11, 1978
    Assignee: Mobil Oil Corporation
    Inventors: Philip Dornin Caesar, Roger Allen Morrison