Acoustic monitoring of two phase feed nozzles
Patent 4824016 Issued on April 25, 1989. Estimated Expiration Date: 
December 10, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 10, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3816773 Automatic proportioning paint spray system Method and apparatus for acoustically monitoring the flow of suspended solid particulate matter Patent #: 4357603 InventorsAssigneeApplicationNo. 07/131366 filed on 12/10/1987US Classes:239/8, Including mixing or combining with air, gas or steam239/61, WITH SELECTIVE PROPORTIONING OR CORRELATED FLOW FOR PLURAL FLUIDS239/71, WITH SIGNALS, INDICATORS, RECORDERS, METERS OR CHANGEABLE EXHIBITORS73/861.18By measuring vibrations or acoustic energyExaminersPrimary: Kashnikow, AndresAssistant: Merritt, Karen B. Attorney, Agent or FirmInternational ClassesG01N 29/02 (20060101)G01N 29/036 (20060101) AbstractPassive acoustic method for monitoring and controlling flow state of two phase fluids through feed nozzles and thereby improving operating stability and high product value yields in major refinery processes or any other process where a finely atomized liquid stream exiting the nozzle is important. | |
