Patent ID: 9522250
Filing Date: 2016-12-20
CPC Classification: A61K,A61M,A62C

Claim Text:
1. A hydrogen-rich gas mixture breathing system, comprising: a breathing device; a suction air input passage fluidly connected to the breathing device to input a hydrogen-rich suction air to the breathing device; an oxygen gas or air supply fluidly connected to the suction air input passage that supplies oxygen gas or air; a hydrogen gas supply fluidly connected to the suction air input passage that supplies hydrogen gas; wherein the oxygen gas or air mixes with the hydrogen gas in the suction air input passage to generate the hydrogen-rich suction air with an amount of the hydrogen that exceeds an explosion threshold; a breathing air discharge passage fluidly connected to the breathing device to direct exhaled breathing air from the breathing device, the breathing air discharge passage including an outlet; and one of the following: