TUBE-MAC INDUSTRIES, LTD.
TUBE-MAC INDUSTRIES, LTD. Patent applications | ||
Patent application number | Title | Published |
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20130306185 | Method of Making Hydralic Tubing - In a method for making hydraulic tubing a low carbon steel tube suitable for use as hydraulic tubing is coated on its inside surface with zinc phosphate and the outside surface is electroplated. The resulting hydraulic tubing will resist rust on the inside and on the outside during storage. | 11-21-2013 |