| 摘要 |
PROBLEM TO BE SOLVED: To provide a nozzle for thinning of phospshine(PH3 ) by gas, more preferably air, without danger, which nozzle is easily transportable and is rapidly usable in all desired places of use as a convenient device. SOLUTION: The nozzle for thinning of the phospshine consists of a tubular air guide section (6) having an annular spacing (2) and/or having a small tube as a PH3 guide section attached to at least one side and the thickness of the spacing opening and/or the size of the opening of the small tube is maximum 1/25 of the diameter of the tubular inhalation guide section (6) and/or maximum 1/25 of the spacing between the surface of an air guide element (8) and the tubular air guide section (6) of the region of a PH3 inlet.
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