Patents by Inventor Ronald T.F. Jukes

Ronald T.F. Jukes 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 preparing an overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition
    Patent number: 9062271
    Abstract: Disclosed herein is an overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition, which is prepared by the process comprising (a) providing an overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition having a total base number (TBN) greater than about 250; and (b) sparging the overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition with air at a temperature ranging from about 190° C. to about 250° C.
    Type: Grant
    Filed: October 30, 2013
    Date of Patent: June 23, 2015
    Assignees: Chevron Oronite Technology B.V., Chervon Oronite Company LLC
    Inventors: Ronald T. F. Jukes, Eugene E. Spala
  • PROCESS FOR PREPARING AN OVERBASED SALT OF A SULFURIZED ALKYL-SUBSTITUTED HYDROXYAROMATIC COMPOSITION
    Publication number: 20150119304
    Abstract: Disclosed herein is an overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition, which is prepared by the process comprising (a) providing an overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition having a total base number (TBN) greater than about 250; and (b) sparging the overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition with air at a temperature ranging from about 190° C. to about 250° C.
    Type: Application
    Filed: October 30, 2013
    Publication date: April 30, 2015
    Applicants: CHEVRON ORONITE COMPANY LLC, Chevron Oronite Technology B.V.
    Inventors: Ronald T.F. Jukes, Eugene E. Spala