摘要: With Barbara Castle's plans for keeping death off our roads achieving a massive press and television coverage, there could be no better time for launching a film on safe driving. And Shell have done just this. Called , (col, 13 min), it emphasizes the need for a driver to be ...
The invented coating (6, 7) is intended for tube plates (1) and heat exchanger coolant tubes (2) extending therefrom, in particular that of steam condensers, and based on hardening plastic mixtures. These tubes (2) have in their inlet region at least one layer of hardenable plastic coating...
The method relates to manufacturing contact spring sockets with a plurality of radially inward bowed contact springs clamped at one end in an approximately cylindrical socket body, formed by a thin-walled deformable sleeve. After introduction of the straight contact springs into the socket body from ...