B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
327/114
B23K 35/22 (2006.01) B23K 35/365 (2006.01)
Patent
CA 1155930
8 PHN. 9620 ABSTRACT: Basic coated welding electrodes for downhand welding of fixed pipes, the non-metallic portion of the coating containing, calculated with respect to the dry weight thereof: 22 to 28% by weight of calcium carbonate, 1.5 to 3% by weight of calcium fluoride, 7 to 14% by weight of titanium dioxide, 35 to 55% by weight of iron, 5 to 25% by weight of one or more elements chosen from the group formed by chromium, manganese, silicon, nickel and molybdenum together, and in that the diameter ratio between the coated welding rod and the core-wire is between 1.45 and 1.70.
363612
Mentink Henricus
Van Rooijen Hendrikus
N.v. Philips Gloeilampenfabrieken
Van Steinburg C.e.
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