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DK6383C
(en)
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Pipe system for transferring heat from a gas to a liquid or gas passing through the pipes.
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FR342721A
(en)
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Seals for pipes or vessels for steam, gas, water, etc.
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AT25813B
(en)
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Firing system for water tube boilers.
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ES34887A1
(en)
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A system of tubes for gas lighters, in which the screens can be placed without the need for any support.
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DK7138C
(en)
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Close Pipes for Firearms.
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GB189424307A
(en)
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Improvements in Flange Pipe Couplings or Joints for Water, Steam, or Gas Pipes.
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FR347944A
(en)
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Reinforced fittings for water, gas, etc. pipes.
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DK7125C
(en)
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Pipe Sealing Device.
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DK7569C
(en)
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Water pipe boiler for liquid fuel.
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CH29541A
(en)
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Conduit pipe
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DK7323C
(en)
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Device for Fastening Metal Protective Caps for the Fire Pipe independently of the Projectile.
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DK6573C
(en)
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Device for Sealing Socket Pipe Fittings.
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DK5613C
(en)
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Safety device for fire pipes to avoid mouth blasting.
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FR350617A
(en)
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Restrictor tube for low pressure steam heating systems
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CH30552A
(en)
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Pipe coupling
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DK6950C
(en)
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Automatic Sealing Device for Steam Boiler Pipes.
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DK7793C
(en)
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Device for Superheaters for Pipe Boilers.
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DK6542C
(en)
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Arrangement by Pipe Boilers.
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DK6454C
(en)
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Procedure for Using Suction Gas to Heat Steam Boilers.
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DK4590C
(en)
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Device for Water Pipe Boilers.
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DK7620C
(en)
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Device for Water Pipe Boilers.
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DK7595C
(en)
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Device for Water Pipe Boilers.
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FR341553A
(en)
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Pipe connection
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DK3198C
(en)
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Device for Ship water pipe boilers with narrow, bent Pipes.
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DK6519C
(en)
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Procedure for the manufacture of a hydrocarbon-free heating gas from coal.
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