Design and manufacture of site built, vertical, cylindrical, flat-bottomed steel tanks for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -165 °C. Part 3. Components of concrete
Iron pattern plates for moulding boxes having inside dimensions 400 x 300 mm, 450 x 350 mm, 500 x 400 mm for moulding foundry machines without turn of half mould with squeezing. Design and dimensions