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GB724391A
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Improvements in or relating to a steam power plant
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GB724238A
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Improvements in or relating to a foundry installation
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GB724221A
|
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Improvements in or relating to a foundry installation
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GB711096A
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Improvements in or relating to apparatus for drying and incinerating sewage sludge and similar materials
|
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GB704815A
|
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Improvements in or relating to the method of and technique for a foundry installation
|
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GB693029A
|
|
Improvements in and relating to the method of regulating temperature of steam
|
|
DE849506C
|
|
Device for butt welding hollow metal bodies
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GB678497A
|
|
Improvements in or relating to shaft sealing devices for centrifugal pumps
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GB688573A
|
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Improvements in or relating to a coal drying system
|
|
US2622669A
|
|
Control and indicating means for burner igniter torches
|
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GB680387A
|
|
Improvements in or relating to a roller mill
|
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DE860141C
|
|
Compound fitting rings for centrifugal pumps
|
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DE833199C
|
|
Control system for steam or other pressurized gas, especially for heating railroad trains or the like.
|
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DE898507C
|
|
Forced circulation steam generator, especially for heating systems
|
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DE844963C
|
|
Safety device to prevent overheating of a liquid container exposed to hot combustion residues
|
|
DE861460C
|
|
Space-saving built steam generator
|
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DE830797C
|
|
Support for superheater pipes
|
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DE845206C
|
|
Steam and water separators
|
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GB674409A
|
|
Improvements in or relating to feed water systems incorporating steam driven feed pumps
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DE845202C
|
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Removable cleaning cap for pipes, especially for preheater pipes
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