CPC Subgroup Additional Only
B01L 2200/06 Fluid handling related problems
Full Title
Solutions for specific problems relating to chemical or physical laboratory apparatus > Fluid handling related problems
14 direct subcodes
Child Classifications
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- B01L 2200/0605 Metering of fluids
- B01L 2200/061 Counting droplets
- B01L 2200/0615 Loss of fluid by dripping
- B01L 2200/0621 Control of the sequence of chambers filled or emptied
- B01L 2200/0626 using levitated droplets
- B01L 2200/0631 Purification arrangements, e.g. solid phase extraction [SPE]
- B01L 2200/0636 Focussing flows, e.g. to laminate flows
- B01L 2200/0642 Filling fluids into wells by specific techniques
- B01L 2200/0647 Handling flowable solids, e.g. microscopic beads, cells, particles
- B01L 2200/0673 Handling of plugs of fluid surrounded by immiscible fluid
- B01L 2200/0678 Facilitating or initiating evaporation
- B01L 2200/0684 Venting, avoiding backpressure, avoid gas bubbles
- B01L 2200/0689 Sealing
- B01L 2200/0694 Creating chemical gradients in a fluid
Top Applicants
Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
- CHINESE ACADEMY OF SCIENCES 8,352
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
- LG CHEM KR 4,290
- SAUDI ARABIAN OIL COMPANY SA 3,444
- IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
- DOW GLOBAL TECHNOLOGIES US 3,195
- MANN + HUMMEL DE 2,822
- JOHNSON MATTHEY GB 2,802
- UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737