Patents by Inventor Fengying Qian

Fengying Qian 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).

  • Patent number: 10849833
    Abstract: The invention discloses a manufacturing method of a preservative-free facial mask and process equipment thereof. The method includes preparing distilled water with boiling point of 80-100° C., and reserving at a constant temperature; transporting the distilled water into a mixing agitator, cooling to 45-55° C.; weighing a facial mask powder into a drying mixer and mixing; turning on the mixing agitator, stirring the distilled water, adding the facial mask powder and a facial mask liquid material, stirring to form a paste liquid; importing the paste liquid into a colloid grinder, and forming a facial mask slurry; transporting into a coating machine, spreading the facial mask slurry onto surface of non-woven cloth to form facial mask slurry layer; drying the non-woven cloth, and performing instantaneous high-temperature sterilization and rolling up; slicing, moulding and packaging. The invention protects the human skin from being harmed and has a better effect without containing preservatives.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: December 1, 2020
    Inventor: Fengying Qian
  • Publication number: 20190183745
    Abstract: The invention discloses a manufacturing method of a preservative-free facial mask and process equipment thereof. The method includes preparing distilled water with boiling point of 80-100° C., and reserving at a constant temperature; transporting the distilled water into a mixing agitator, cooling to 45-55° C.; weighing a facial mask powder into a drying mixer and mixing; turning on the mixing agitator, stirring the distilled water, adding the facial mask powder and a facial mask liquid material, stirring to form a paste liquid; importing the paste liquid into a colloid grinder, and forming a facial mask slurry; transporting into a coating machine, spreading the facial mask slurry onto surface of non-woven cloth to form facial mask slurry layer; drying the non-woven cloth, and performing instantaneous high-temperature sterilization and rolling up; slicing, moulding and packaging. The invention protects the human skin from being harmed and has a better effect without containing preservatives.
    Type: Application
    Filed: December 18, 2017
    Publication date: June 20, 2019
    Inventor: Fengying Qian