A single body injector for delivering gases to a surface is provided. The injector is comprised of an elongated member with end surfaces and at least one gas delivery surface extending along the length of the member and which includes a number of elongated passages formed therein. Also formed within...http://www.google.com.au/patents/US6022414?utm_source=gb-gplus-sharePatent US6022414 - Single body injector and method for delivering gases to a surface
Single body injector and method for delivering gases to a surface