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Method of forming ribs on bimetallic tubes
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Tube extension mandrel for use in processes of extruding ribs on bimetallic tubes
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Method of making large-size polypropylene mouldings in particular thick plates and frames
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Apparatus for catalytically purifying exhaust gases
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Convext partition for tanks
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Method of manufacturing bimetallic finned tubes
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Tyre spreader for checking interior of tyres,in particular large-size ones
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Coupling arrangement between a trolley and central support of a tank
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Checking tyre spreader in particular for small-size tyres
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Road tanker tank
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Container-type filling station
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Negative pressure operated valve head in particular for air admission valves used on tanks
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Method of preparing ends of bimetallic finned pipes for assembling them and apparatus therefor
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Method and apparatus for rolling transversely ribbed bimetallic pipes
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Method of drawing ribs on tubes
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Process for punching the ribs on bimetal tubes
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Method and tool set for rolling transversal ribs
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Process for punching ribs on tubes
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Tank for storing or transporting in particular fluids
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Apparatus for catalytically purifying industrial gases
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