B - PERFORMING OPERATIONS
B22 - CASTING
B22F - WORKING METALLIC POWDER
B22F2201/02 - Nitrogen
B22F2201/10 - Inert gases
B22F2201/20 - Use of vacuum
B22F2203/11 - temperature, temperature profile
B22F2998/10 - Processes characterised by the sequence of their steps
B22F2999/00 - Aspects linked to processes or compositions used in powder metallurgy
B22F9/004 - {by diffusion, e.g. solid state reaction}
B22F9/04 - starting from solid material, e.g. by crushing, grinding or milling
C - CHEMISTRY
C23 - COATING METALLIC MATERIAL
C23C - COATING METALLIC MATERIAL
C23C14/06 - characterised by the coating material
C23C14/28 - by wave energy or particle radiation
H - ELECTRICITY
H01 - BASIC ELECTRIC ELEMENTS
H01L - SEMICONDUCTOR DEVICES
H01L31/028 - including, apart from doping material or other impurities, only elements of Group IV of the Periodic System
H01L31/04 - adapted as photovoltaic [PV] conversion devices
H01L31/1812 - {including only AIVBIV alloys, e.g. SiGe}
Y - NEW / CROSS SECTIONAL TECHNOLOGIES
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
Y02E10/50 - Photovoltaic [PV] energy