F23L99/00 - CPC Classification Index

ClassID:

157037 ⎘

F23L99/00 - CPC Classification

Classification description:

Subject matter not provided for in other groups of this subclass

Recent Application in this class:

20210080104

AIR PREHEATER AND METHOD OF DECOMPOSING AND REMOVING AMMONIUM BISULFATE FROM A REGENERATIVE HEATING ELEMENT OF THAT AIR PREHEATER

20190126179

Filter device and water heater