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Central heating installation - with radiators attached to single flow pipes and thermostatic regulator attached to first radiator of series
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GB1493173A
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Arrangement for heat amount measuring in one tube heat radiator systems
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FLUID THROTTLE DEVICE
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Single-tube central-heating systems including heat radiators
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DEVICE TO INCREASE THE HEAT SUPPLY FOR A LIMITED TIME IN A TEMPERATURE CONTROL SYSTEM
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Arrangement for heating or cooling a flow medium - part of air currents diverted to a circuit containing e.g. ammonia in a heat exchanger
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Temp. regulator for heating or cooling plant compressor - has throttle valve in feed duct, and separator openings, for liquid feed
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KOPPEL Foer VALBAR anslutning AV EN VAERMERADIATOR TILL ETT ETTROERS- ELLER TVAOROERSSYSTEM
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Arrangement for heating or cooling a flow medium - part of air currents diverted to a circuit containing e.g. ammonia in a heat exchanger
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Temp. regulator for heating or cooling plant compressor - has throttle valve in feed duct, and separator openings, for liquid feed
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GB1413697A
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Sealing device
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Electronic closed loop process controller - with dependent variable modified according to independent variable by comparing change and rate of change
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Cylindrical plug valve has fixed perforated bush - in body, surrounding rotatable hollow plug with perforated walls
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ARRANGEMENT FOR REGULATING THE SPEED OF A MULTI-PHASE SUPPLIED ASYNCHRONOUS MOTOR
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Cylindrical plug valve has fixed perforated bush - in body, surrounding rotatable hollow plug with perforated walls
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GB1437128A
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Space heating system with radiators method and apparatus forimpa
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Concealed pipe-array space heating and cooling - with additional heat-transmitter-linked circuit between control and bypass connecting points
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Water distribution feed and return manifold - assembled from tee-pieces with male and female threaded ends
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US3818979A
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Heat exchange system
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