| 摘要 |
A device for the injection of secondary gases into the conduit for the intake of the gaseous fuel mixture of an internal combustion engine, comprising a nozzle mounted in said conduit the upstream mouth of which joins the said conduit in which it fits, and the downstream mouth of which is located in the said conduit with a certain clearance, forming a free annular space between said nozzle and said conduit, and duct for the supply of the said secondary gases, opening into said annular space, and communicating with a supply source of said secondary gases.
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