IPC Subgroup
F26B 23/1 using tubes or passages containing heated fluids
Introduced: September 1968
Last revised: January 2006
Full Title
Heating arrangements > using tubes or passages containing heated fluids
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- DRYING
- Subclass:
- DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
Top Applicants
Top 10 applicants by patent filingsfor class F26, 2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 392
- TRUKING TECHNOLOGY 292
- CHINESE ACADEMY OF SCIENCES 258
- MENGZHOU YUANHONG DRYING EQUIPMENT RESEARCH AND DEVELOPMENT COMPANY 190
- HAIER SMART HOME 176
- SGCC(STATE GRID CORPORATION OF CHINA) 174
- LG ENERGY SOLUTION KR 166
- SCREEN HOLDINGS JP 162
- GREE ELECTRIC APPLIANCES 157
- SAMSUNG ELECTRONICS COMPANY KR 152