Featured patents

Nozzle for Injecting Gas Containing Oxygen Into a Pig Iron Device Having an Injector Insertion Pipe
US 08540931 B2, Sept. 24, 2013, Marinko Lekic-Ninic et al. / Siemens Vai Metals Technologies GmbH (Linz, AT)
A nozzle for injecting oxygen-containing gas into a pig iron production unit,…

Patentorg has 1 document under Having Drain Means or Cleaner Insertion Means, e.g., Punch Hole Patents.

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