Invention Grant
US09587191B2 Sulphur-free gas odorant 有权
无硫气体气味

Sulphur-free gas odorant
Abstract:
The present invention relates to a sulphur-free odorizing composition to be added into liquefied petroleum gas (LPG) in order to allow the user to sense any leakage in case of LPG leakages which might occur in the area of utilization.
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