CPC Subgroup
C05F 17/921 Devices in which the material is conveyed essentially horizontally between inlet and discharge means
Full Title
Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation > Apparatus therefor > Devices in which the material is conveyed essentially horizontally between inlet and discharge means
4 direct subcodes
Child Classifications
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- C05F 17/929 Cylinders or drums
- C05F 17/936 Tunnels
- C05F 17/943 Means for combined mixing and conveying
Top Applicants
Top 10 applicants by patent filingsfor class C05, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 654
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 452
- YARA INTERNATIONAL NO 434
- SHANDONG SUNWAY LANDSCAPE TECHNOLOGY COMPANY 315
- SHENZHEN BATIAN ECOTYPIC ENGINEERING COMPANY 253
- GUIZHOU UNIVERSITY 251
- GUILIN JIEYU ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY COMPANY 236
- GUANGXI ACADEMY OF AGRICULTURAL SCIENCES 205
- CHINA AGRICULTURAL UNIVERSITY 197
- KOCH AGRONOMIC SERVICES US 194