Improvements in and relating to the aeration or oxygenation of liquids
GB9608923D0
Aeration of water
GB9503389D0
Aerator system
GB9414745D0
Method & apparatus for the extrusion of plastics materials
GB9309684D0
Method and apparatus for the extrusion of plastics materials
DE3827772A1
DEVICE AND METHOD FOR MOLDING SEMI-FINISHED PRODUCTS FROM HIGH MOLECULAR PLASTICS
DE3331719A1
DIFFUSER, METHOD FOR ITS PRODUCTION AND USE OF THE DIFFUSER
IE811672L
Heat exchanger
IE811600L
Pipe
EP0045149A1
Method for the production of a heat exchanger
EP0044668A1
Improvements in and relating to conduits
DE2830352A1
High-pressure extrusion of polymers for mfr. of profiles and coatings - by non-plasticising compaction to cause heating-up, followed by pushing into die and softening by abrupt pressure drop, and finally moulding
DE2705136A1
Plastics pipe joint - has ends of pipes deformed thermally into double walled flanges held by bolted metallic collars to prevent fluid contacting metallic parts
DE2646174A1
SOLAR ENERGY COLLECTOR AND PROCESS FOR ITS PRODUCTION
DE2364598A1
Floor heating using hot water or air - has flow passages of linked channels adjacent to each other
DE2359446A1
Surface heating for buildings and floor spaces - uses pipes with flat section terminating in round section
DE2316853A1
Thick-walled moulded polystyrene parts mfr. - by shaping moulded, partially solidified cylinder in press
DE2300143A1
INSTALLATION DEVICE FOR UNDERFLOOR HEATING
US3685937A
Injection moulding apparatus with dynamic impact injection assist means and control therefor
