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  1. Technology classes
  2. /B · Performing operations
  3. /B01 · Physical or chemical processes or apparatus in general
  4. /B01F · Mixing
  5. /B01F 23/00 · Mixing according to the phases to be mixed
  6. /B01F 23/20 · Mixing gases with liquids
  7. /B01F 23/23 · By introducing gases into liquid media
  8. /B01F 23/231 · By bubbling
  9. /B01F 23/23105 · Arrangement or manipulation of the gas bubbling devices
  10. /B01F 23/2312 · Diffusers
  11. /B01F 23/23126 · Characterised by the shape of the diffuser element
  12. /B01F 23/23127
B01F 23/23127

Screens, nets, grades or grids

Official title: {Screens, nets, grades or grids}

B01F23/23127 (Screens, nets, grades or grids) appears on 4 US grants and 4 published applications in this corpus.

Search patents in B01F

Where it sits

  1. BPerforming operations
  2. B01Physical or chemical processes or apparatus in general
  3. B01FMixing
  4. B01F 23/00Mixing according to the phases to be mixed
  5. B01F 23/20Mixing gases with liquids
  6. B01F 23/23By introducing gases into liquid media
  7. B01F 23/231By bubbling
  8. B01F 23/23105Arrangement or manipulation of the gas bubbling devices
  9. B01F 23/2312Diffusers
  10. B01F 23/23126Characterised by the shape of the diffuser element
  11. B01F 23/23127Screens, nets, grades or grids
Granted patents
4
Published applications
4
Assignees
4
Inventors
18
Latest grant
1 Jun 2021

Filings by year

Granted patentsPublished applications
B01F 23/23127: granted patents and published applications per publication year
YearGranted patentsPublished applications
200410
200500
200600
200700
200800
200900
201000
201101
201200
201300
201410
201500
201600
201700
201800
201901
202011
202110
202200
202300
202401

200420142024

By publication year.

Recent patents

  • Micro bubble generating device1 Jun 2021US 11,021,857 B2
  • Air drilling solids control system and method15 Sep 2020US 10,773,188 B1DEL Corporation
  • Multi-disc air diffuser16 Sep 2014US 8,833,743 B2Ant21 Co., Ltd
  • Water aerator apparatus30 Mar 2004US 6,712,341 B1
  • Device for generating flying edible foams or clouds22 Feb 2024US 2024/0057657 A1Estruc 24, S.L.
  • Method and apparatus for control of aquatic invasive species using hydroxide stabilization25 Jun 2020US 2020/0198751 A1The United States of America as represented by the Secretary of the Department of the Interior
  • Micro bubble generating device31 Oct 2019US 2019/0330829 A1
  • Multi-disc air diffuser15 Dec 2011US 2011/0304063 A1Ant21 Co., Ltd

Most cited

By later US patents
  • Air drilling solids control system and method9US 10,773,188 B1DEL Corporation · 2020
  • Multi-disc air diffuser7US 8,833,743 B2Ant21 Co., Ltd · 2014
  • Micro bubble generating device1US 11,021,857 B22021

Top assignees

Documents
  • AAnt21 Co., Ltd2
  • DDEL Corporation1
  • E2Estruc 24, S.L.1
  • USThe United States of America as represented by the Secretary of the Department of the Interior1

Often classified with

  • C02FTreatment of water, waste water, sewage, or sludge3
  • B01DSeparation2
  • E03CDomestic plumbing installations for fresh water or waste water2
  • Y02WClimate change mitigation technologies related to wastewater treatment or waste management2
  • A01MCatching, trapping or scaring of animals1
  • A23PShaping or working of foodstuffs, not fully covered by a single other1
  • A47JKitchen equipment1
  • A63HToys1
  • B63JAuxiliaries on vessels1
  • E21BEarth or rock drilling1

Documents that also carry the other class.

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