Georg Fischer Wavin Ag

Petro Technik Limited

Stephen Colin Ruffle

Dirk Alexander Petry

Bernd Schwarz

An electrofusion coupling () for joining together two or more sections of pipe, said coupling comprising: (i) a substantially cylindrical coupling body having an outer surface and an inner surface, the inner surface being sized and shaped to form a clearance fit with the outer surface of the pipe regions to be joined; (ii) at least one electrical heating () element set on or in the inner surface of the coupling body; (iii) terminal means adapted to connect the electrical heating means to an electrical supply; characterized in that the terminal means does not project beyond the outer cylindrical surface of the coupling body once the welding process is complete.

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Ipswich, United Kingdom

Stephen Colin Ruffle