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DD294440A5
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Device and method for growing pipes
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DD299678A5
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Method for evaluating electrically conductive material range with and without separation and device for carrying out the method
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DD293413A5
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Corrosion-proof hanging of a pipe package in a combustion plant
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DD293401A5
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Seal for swivel pistons
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DD299103A7
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Device for screw-line molding of stainless strips
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DD292518A5
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Facilities for exhaust gas exchangers
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DD291824A5
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Gas cooler installation of the ring circuit
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DD291825A5
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Separate transfer device with separating and buffer device in a common apparatus house for gas compression facilities
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DD291826A5
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Heat transmitter of ring circuit with swimming head
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DD291828A5
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Tube belt washer with cross bzw. spiral top replacement tubes
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DD291823A5
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Ringstrom swermeververtrager with several retriever stages
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DD291807A5
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Intake channel in the cylinder head of an internal combustion engine
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DD291808A5
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Intake channel for a cylinder head with two intake valves
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DD299398A7
|
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Liegender rohrenenkesselverdampfer with flooded tube bowl
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DD289796A5
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Cooling method for cooling an internal combustion engine (ii)
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DD288983A5
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Metal trade fabric in leadwall connection for pressure filters
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DD288651A5
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Fixed axle of a machine
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DD288659A5
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Evaporator for the degassing of non-ateropenic compound mixtures
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DD288617A5
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Adsorption process for degreasing and drying gas mixtures
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DD288431A5
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Valve guide for exhaust valves of internal combustion engines
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