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Publication of DK61415CpublicationCriticalpatent/DK61415C/da
DK61415D1940-02-261941-01-31Værktøj til Bortfjernelse af Slagger eller andre Urenheder, der svømmer paa smeltede Materialer med højt Smeltepunkt.
DK61415C
(da)
Fremgangsmåde til sammenføjning af overflader, hvoraf i hvert fald den ene består af aluminiumoxidholdigt materiale med et smeltepunkt over 1900°C eller et ildfast metal.