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IPC Subgroup
B01F 25/31

in conduits or tubes through which the main component flows

Introduced: January 2022

Full Title

Flow mixers; Mixers for falling materials, e.g. solid particles > Injector mixers > in conduits or tubes through which the main component flows

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Subclass:
MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING

Additional Content

Mixing devices for gas burners

5 direct subcodes

Child Classifications

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  • B01F 25/312 with Venturi elements; Details thereof
  • B01F 25/313 wherein additional components are introduced in the centre of the conduit
  • B01F 25/314 wherein additional components are introduced at the circumference of the conduit
  • B01F 25/315 wherein a difference of pressure at different points of the conduit causes introduction of the additional component into the main component
  • B01F 25/316 with containers for additional components fixed to the conduit

Top Applicants

Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 16,893
  2. CHINESE ACADEMY OF SCIENCES 11,733
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 3,898
  4. LG CHEM KR 3,367
  5. PETROCHINA COMPANY 3,224
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,042
  7. ZHEJIANG UNIVERSITY 2,890
  8. MANN + HUMMEL DE 2,740
  9. JOHNSON MATTHEY GB 2,534
  10. SAUDI ARABIAN OIL COMPANY SA 2,527