… Sheets of phenol-formaldehyde resin , bonded on one or both surfaces with refined copper sheet or foil, used for the manufacture of printed circuits. Since these goods are designed for use as electrical …
… Sheets of phenol-formaldehyde resin , bonded on one or both surfaces with refined copper sheet or foil, used for the manufacture of printed circuits. Since these goods are designed for use as electrical …
… machine for making up a complete form lay-out with lines (invoice, pay-slip, etc.) on sensitised film; comprises … a rule photosetter using a line matrix, two photomontage devices, each using a matrix of pre-set components …
… "fused vanadium oxides", obtained by roasting mechanically concentrated ores such as carnotite with sodium carbonate … sodium chloride, lixiviation of the sodium vanadates thus produced with water, precipitation with sulphuric acid of …
… which have to undergo substantial and specific further processing before becoming finished wheel centres for assembling to a rim to form a complete motor …
… graphite particles (in a proportion of 2 to 30 %) and, in certain cases, stabilisers, used mainly for the preparation of graphited oils or for forming graphited surfaces, the graphite being the basic constituent. Adoption …
… and stainless steel rim. The same lid can be used for pans, saucepans, etc., protecting the food from dust and excessive evaporation of moisture. They are presented …
… elemental aluminium, silicon or magnesium) and a resin. Once shaped, these bricks are heated to temperatures as high as 500 °C. During the heating process the resin is cured and then carbonized with the …
… of a film of plastics embedded or sprinkled on the surface with small glass balls (microspheres) and coated on one face with an adhesive protected by a sheet of paper to be …
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