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DE726630C
|
|
Indirectly controlled safety valve with relief of the main valve cone
|
|
DE729261C
|
|
Indirectly controlled safety valve
|
|
DE744712C
|
|
Process for the electrical butt welding of valve housings from two separate housing halves
|
|
DE732818C
|
|
Directly controlled pressure reducing valve, especially for steam lines
|
|
DE716993C
|
|
Armature housing welded from two pressed halves, e.g. B. valve housing
|
|
DE718599C
|
|
Controlled safety valve
|
|
DE712746C
|
|
Indirectly influenced safety valve for installation in steam systems
|
|
DE711244C
|
|
Indirectly controlled safety valve for installation in steam systems
|
|
DE705631C
|
|
Electromagnetically operated quick-closing valve
|
|
DE671149C
|
|
Valve or slide with a device to relieve the spindle
|
|
DE677769C
|
|
Controlled safety valve
|
|
DE630265C
|
|
Safety valve with auxiliary control and main valve
|
|
DE636036C
|
|
Circulation heating with heating of the circulating water by introduced steam
|
|
DE616575C
|
|
Parallel slide with automatic pressure relief
|
|
DE502226C
|
|
Injector with internal parts that are connected for joint expansion
|
|
DE407863C
|
|
Injector
|
|
DE395976C
|
|
Device for pressure compensation for rotary piston blower with rotary abutment
|
|
DE374941C
|
|
Gate valve
|
|
DE408933C
|
|
Half gas firing with step grate and subsequent plan grate and a weir lowered from the vault onto the plan grate
|
|
GB190925150A
|
|
Improvements in Three-way-pipe Pieces Fitted with Valves.
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