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DE19835538A1
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Clean room
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DE19806910A1
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Air sluice for clean room technique purposes
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DE19803080A1
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Ceiling grid for clean rooms
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DE19641127A1
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Clean room ceiling, preferably grid ceiling
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DE19518445A1
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Clean room system
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DE19511158A1
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Fan unit for clean rooms
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DE4422519A1
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Clean=room fan unit
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CN1103942A
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Cleaning device for a clean roon
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DE4328995A1
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Clean room system
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DE4238149A1
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Pressure monitoring device for the clean room
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DE4219125A1
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Device for generating clean room areas
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DE4209297A1
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Treatment facility for the clean room area
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EP0497296A2
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Filter-ventilator-arrangement for application in clean rooms
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DE4133093A1
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Filter ventilator
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DE3637880A1
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Transportable container for handling semiconductor elements during their manufacture as well as methods for the particle-free delivery of products
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DE2901877A1
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Automatic stop valve for gas main - has elastic hinging non return flap against downstream side of inserted frame
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DE2652583A1
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Test filter for activated carbon adsorption beds - having integral flow control and measurement to ensure constant residence time
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DE2529908A1
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Maintenance of constant flow in air purification plants - using calibrated relationship between flow and suction pressure of fan
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