Measuring and testing – Volume or rate of flow – Using differential pressure
Patent
1989-08-25
1991-01-08
Goldstein, Herbert
Measuring and testing
Volume or rate of flow
Using differential pressure
73198, 73706, 73756, G01F 142
Patent
active
049826107
ABSTRACT:
The flow of a gas containing entrained particulate matter may be accurately, reliably and continuously measured, utilizing an apparatus comprising a self-cleaning orifice, including counter-rotating continuously scraped cylinders, and thermophoretic pressure taps.
REFERENCES:
patent: 2058654 (1936-10-01), Allton
patent: 2337921 (1943-12-01), Petroe
patent: 4651572 (1987-03-01), Albertz et al.
patent: 4671109 (1987-06-01), Halmi
Gordon Roy G.
Hofer Peter H.
Goldstein Herbert
Libbey-Owens-Ford Co.
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