B23K9/1018 - CPC Classification Index

ClassID:

42921 ⎘

B23K9/1018 - CPC Classification

Classification description:

Arc welding or cutting; Other electric circuits therefor; Protective circuits; Remote controls; Power supply characterised by parts of the process Improvements of the cos (phi) of arc welding installations

Recent Application in this class:

20100006551

2010-01-14

Enhanced power factor correction for welding and cutting power supplies

20070267393

2007-11-22

POWER SOURCE FOR HIGH CURRENT WELDING

20060237408

2006-10-26

Generator for arc welder with high power factor