C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
C01B 31/34 (2006.01) C04B 35/628 (2006.01) E21B 10/56 (2006.01)
Patent
CA 2546617
The invention relates to tungsten carbide powder consisting of powder particles, which have a core comprised of tungsten cast carbide and a covering comprised of tungsten monocarbide, to the production thereof by heating a tungsten cast carbide powder in the presence of a carbon source to a temperature ranging from 1300 to 2000 ~C, and to the use thereof for coating surfaces of parts subjected to wear and for producing drill bits.
L'invention concerne de la poudre de carbure de tungstène à base de particules pulvérulentes qui présentent un noyau en carbure fondu de tungstène et une enveloppe en monocarbure de tungstène, ainsi que sa production par chauffage d'une poudre de carbure fondu de tungstène en présence d'une source de carbone, pour la porter à une température de l'ordre de 1300 à 2000 ·C. L'invention concerne également l'utilisation de ladite poudre dans le revêtement superficiel d'éléments sujets à l'usure et dans la production de couronnes de sondage.
Gerk Christian
Wernicke Klaus-Dieter
Fetherstonhaugh & Co.
H. C. Starck Gmbh
LandOfFree
Dual-phase hard material, method for the production thereof... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Dual-phase hard material, method for the production thereof..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dual-phase hard material, method for the production thereof... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1351153