Container content tester

Details Container content tester Container content tester

1988-09-08

1990-05-22

Noland, Tom

Measuring and testing

Testing sealed receptacle

73 19, G01D 2102, G01N 700, G01N 2728

Patent

active

049266810

ABSTRACT:
Apparatus for testing the contents of a sealed container 10 holding a liquid under the pressure of gas in a head space includes a first piercing needle 18 positioned and operable to penetrate the top of the container 10 whereby to place the head space in communication with a gas passage way 20 and a second piercing needle 56 positioned and operable to penetrate the bottom of the container 10 whereby to place the liquid in communication with a liquid passage way 58. The apparatus may be used to measure the gas pressure in the container and the dissolved oxygen content of the liquid.

REFERENCES:
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patent: 3958448 (1976-05-01), Willis et al.
patent: 4089208 (1978-05-01), Franks et al.
patent: 4133736 (1979-01-01), Nakagawa et al.
patent: 4152213 (1979-05-01), Ahnell
patent: 4208903 (1980-06-01), Hopper et al.
patent: 4281536 (1981-08-01), Kraft et al.
patent: 4282182 (1981-08-01), Webster
patent: 4555935 (1985-12-01), Elert
patent: 4733555 (1988-03-01), Franks

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