CPC Main Group
B07B 9/00 Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
1 direct subcode
Child Classifications
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- B07B 9/02 Combinations of similar or different apparatus for separating solids from solids using gas currents
Top Applicants
Top 10 applicants by patent filingsfor class B07, 2013–2023, worldwide · Source: EPO PATSTAT
- DERRICK CORPORATION US 427
- SOLYSTIC FR 370
- M-I SWACO US 223
- SATAKE CORPORATION JP 190
- ANHUI JIEXUN OPTOELECTRONIC TECHNOLOGY COMPANY 186
- SIEMENS DE 175
- UNITED STATES POSTAL SERVICE US 158
- ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 156
- UNITEC IT 150
- XINXIANG ZHEN YING MACHINERY EQUIPMENT COMPANY 149