Hydrogen odorants and odorant selection method

Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature

Reexamination Certificate

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Reexamination Certificate

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07811688

ABSTRACT:
The present invention provides a method for evaluating the properties of hydrogen to improve the safety of hydrogen fuel, and provides a method for selecting proper odorants for hydrogen. Odorized hydrogen containing suitable odorants in appropriate concentrations with hydrogen are also provided.

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