Patents by Inventor Jackson Chuang

Jackson Chuang 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).

  • WET SCRUBBER
    Publication number: 20020180072
    Abstract: A scrubber for removing soluble materials from harmful gaseous effluents with high efficiency and safety is disclosed. By using twice mixes of the scrubbing liquid and the harmful gaseous effluent, the scrubber meets the standards of environment protection. The scrubber of this invention also prevents the problems of factory safety presenting in the conventional fume scrubber. Owing to the high efficiency of the mixing of the harmful gaseous effluent and the scrubbing liquid, the production facilities or processing units need not stop operating once the supply of the scrubbing liquid terminates.
    Type: Application
    Filed: May 29, 2001
    Publication date: December 5, 2002
    Inventors: Johnson Chuang, Jackson Chuang
  • Wet scrubber
    Patent number: 6488269
    Abstract: A scrubber for removing soluble materials from harmful gaseous effluents with high efficiency and safety is disclosed. By using twice mixes of the scrubbing liquid and the harmful gaseous effluent, the scrubber meets the standards of environmental protection. The scrubber of this invention also prevents the problems of factory safety presented in the conventional fume scrubber. Owing to the high efficiency of the mixing of the harmful gaseous effluent and the scrubbing liquid, the production facilities or processing units need not stop operating once the supply of the scrubbing liquid terminates.
    Type: Grant
    Filed: May 29, 2001
    Date of Patent: December 3, 2002
    Assignee: United Microelectronics Corp.
    Inventors: Johnson Chuang, Jackson Chuang