| 摘要 |
This invention relates to an "Integrated Smoke Tester", a device for use in the sampling and smoke spot testing of the flue gases of an oil burner and consists of a sampling tube, a hand vacuum pump, valves, built-in storage filter paper dispenser, a knurled screw press pad and a paper severing feature. Said invention is to be used with roll strip material such as described in "Calibrated Oil Burner Filter Paper", U.S. Pat. No. 4,170,127 and provides a system for obtaining a paper record of the soot content and Smoke Spot Number of the flue gases of an oil burner.
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