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US1032295A
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Means for protecting pipes from the injurious action of electric currents.
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GB191017887A
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A Tube Fastening for Condensers, Feed Water Heaters, and other Apparatus for Absorbing Heat.
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GB191009094A
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Improvement in Means for Protecting Tubes and Vessels from Galvanic or Electric Currents.
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CA129301A
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Pipe for condensers, feed heaters, etc.
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US911156A
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Tube-joint.
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GB190708571A
|
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Improvements in Packings for Tubes.
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US836402A
|
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Furnace.
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GB190603080A
|
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Improvements in and relating to Furnaces.
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GB189513941A
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Improvements in Apparatus for Washing and otherwise Treating Wool and other Fibre.
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