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- [4] HORIZONTAL AUGER EXTRUSION OF LARGE SEWER PIPE AMERICAN CERAMIC SOCIETY BULLETIN, 1966, 45 (04): : 457 - &
- [5] Market research regarding problems in using polyethylene pipe and fittings 1600, Editura Politechnica (12):
- [10] ECONOMICAL HANDLING OF HORIZONTALLY EXTRUDED, LARGE OR SAMLL SEWER PIPE AMERICAN CERAMIC SOCIETY BULLETIN, 1971, 50 (04): : 440 - &