Description
Class B03D : FLOTATION; DIFFERENTIAL SEDIMENTATION
Subclass 1/001: Flotation Flotation agents
B03D 1/001
Sub-Class
Stats
- 11 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- 7 Total Patent Owners
- 74 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10946390 | Magnetic microfluidic concentrator, intelligent magnetic microfluidic concentrator, and complete set of beneficiation equipment using the same | Apr 18, 18 | Mar 16, 21 | LONGI MAGNET CO., LTD. |
| 9815717 | Depressants for use in separation processes | Nov 06, 14 | Nov 14, 17 | GEORGIA-PACIFIC CHEMICALS LLC |
| 9550191 | Flotation of silicates from ores | Dec 02, 13 | Jan 24, 17 | AKZO NOBEL CHEMICALS INTERNATIONAL B.V. |
| 8703088 | Process for removing hydrazine from hydroxlyamine solutions | Jul 29, 13 | Apr 22, 14 | CYTEC TECHNOLOGY CORP. |
| 8685256 | Microdispersions of hydroxamated polymers and methods of making and using them | Dec 19, 11 | Apr 01, 14 | CYTEC TECHNOLOGY CORP. |
| 8425781 | Materials and process for enhancing selective separations | Jun 05, 09 | Apr 23, 13 | GEORGIA-PACIFIC CHEMICALS LLC |
| 8413462 | Systems, materials, and processes for isolating nanoparticles | Mar 07, 11 | Apr 09, 13 | EMPIRE TECHNOLOGY DEVELOPMENT LLC |
| 8394290 | Recovery of alumina trihydrate during the Bayer process using scleroglucan | Aug 15, 12 | Mar 12, 13 | ECOLAB USA INC. |
| 8282540 | Centrifuge with polymerizing energy source | Jun 28, 10 | Oct 09, 12 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA |
| 7922788 | Process for recovering gold and silver from refractory ores | Sep 11, 08 | Apr 12, 11 | BARRICK GOLD CORPORATION |
| 7775962 | Centrifuge with polymerizing energy source | Nov 01, 07 | Aug 17, 10 | THE REGENTS OF THE UNIVERSITY OF CALIFORNIA |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2022/0112,450 | METHOD FOR CONDITIONING AND PROCESSING WHOLE OR THIN STILLAGE TO AID IN THE SEPARATION AND RECOVERY OF PROTEIN AND OIL FRACTIONS | Oct 11, 21 | Apr 14, 22 | Not available |
| 2021/0331,181 | Compositions and Methods for Controlling pH in Metal Flotation Processes | Jul 26, 19 | Oct 28, 21 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 26 Months (last 2 years Issuances)
- 26 Months (last 5 years Issuances)