Description
Class B01D : SEPARATION
Subclass 3/02: Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in boilers or stills
B01D 3/02
Sub-Class
Stats
- 159 US PATENTS IN FORCE
- 15 US APPLICATIONS PENDING
- 71 Total Patent Owners
- 664 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12209063 | Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams | Nov 14, 23 | Jan 28, 25 | Chevron Phillips Chemical Company LP |
| 12115203 | Chemical processes and apparatuses for extracting organic compounds from biomass with volatile organic compound removal | May 16, 24 | Oct 15, 24 | Advanced Engineering Concepts, Inc. |
| 12115475 | Rotary evaporator for accurately and quantitatively recovering multiple solvents or concentrating multiple samples at one time | Mar 07, 22 | Oct 15, 24 | Beijing Normal University |
| 12091329 | Water desalination by using compact and portable solar still with high efficiency | Sep 27, 23 | Sep 17, 24 | King Saud University |
| 12076660 | Plate heat exchanger, a heat exchanging plate and a method of treating a feed such as sea water | Jun 04, 19 | Sep 03, 24 | Alfa Laval Corporate AB |
| 11944922 | Water treatment system | Oct 23, 23 | Apr 02, 24 | Not available |
| 11845716 | Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams | Jun 18, 20 | Dec 19, 23 | Chevron Phillips Chemical Company LP |
| 11833456 | Reactive still and methods of using | Aug 29, 21 | Dec 05, 23 | VERSTILL DISTILLATION SYSTEMS, LTD. |
| 11820674 | Solar-powered continuous distillation assembly having efficient heat recovery | Aug 14, 19 | Nov 21, 23 | WaterTransformer GmbH |
| 11819776 | Solar-powered system for generating steam and distilled water | Feb 01, 23 | Nov 21, 23 | KING FAISAL UNIVERSITY |
| 11779857 | Distillation and rotary evaporation apparatuses, devices and systems | Jan 25, 21 | Oct 10, 23 | Ecodyst, Inc. |
| 11767234 | Method for obtaining clean drinking water from dewatered biological products and a device for dewatering such products | Jun 14, 22 | Sep 26, 23 | Not available |
| 11731949 | Apparatus for decarboxylation of cannabis extracts | Apr 09, 20 | Aug 22, 23 | Jenny's Rose, LLC |
| 11691090 | Stacked-plate distillation column | Sep 03, 21 | Jul 04, 23 | The Johns Hopkins University |
| 11566856 | Heat transfer for extract distillation | Oct 13, 17 | Jan 31, 23 | ExtractCraft LLC |
| 11478727 | Difluoroacetic acid ion pairing reagent for high sensitivity, high resolution LC-MS of biomolecules and small molecules | Apr 14, 20 | Oct 25, 22 | Waters Technologies Corporation |
| 11465070 | Nozzle and spray chamber for liquid separator and concentrator | Aug 28, 20 | Oct 11, 22 | Colorado Extraction Systems, LLC |
| 11465067 | Evaporation still and associated methods of producing salt | Mar 09, 21 | Oct 11, 22 | GRENADINE SEA SALT, LTD |
| 11407027 | Debinder for 3D objects | Oct 29, 19 | Aug 09, 22 | Desktop Metal, Inc. |
| 11401174 | Desalination system | Mar 18, 20 | Aug 02, 22 | Sun Fresh Water, LLC; Research Foundation of the City University of New York; |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0286,064 | WATER DISTILLATION DEVICE | May 23, 22 | Aug 29, 24 | Not available |
| 2024/0269,578 | WATER DISTILLATION DEVICE | May 23, 22 | Aug 15, 24 | Not available |
| 2024/0252,948 | WATER DISTILLATION DEVICE | May 23, 22 | Aug 01, 24 | Not available |
| 2024/0140,828 | Activated Carbon-Cement Composite Coated Polyurethane Foam Based Solar Thermal Evaporator | May 03, 23 | May 02, 24 | Amrita Vishwa Vidyapeetham |
| 2023/0311,021 | COMBINED CLEANING AND STIRRING DEVICE FOR DISTILLATION STILL | Jul 23, 21 | Oct 05, 23 | Société JAS HENNESSY ET COMPAGNIE |
| 2021/0023,473 | APPARATUS AND METHOD FOR A DRILL MUD PLANT | Feb 06, 19 | Jan 28, 21 | Astec Inc.; Municipal Enterprises Ltd.; |
| 2021/0001,243 | OCEANWATER DESALINATION DISTILLATION POWERED BY (HHO) HYDROGEN AND OXYGEN | May 14, 20 | Jan 07, 21 | Not available |
| 2019/0255,458 | Device For Extracting Volatile Oils Contained In Organic Raw Material Via Steam Stripping And Internal Distillation Method | Oct 23, 17 | Aug 22, 19 | Not available |
| 2019/0192,994 | METHODS, DEVICES, AND SYSTEMS FOR EXTRACTION OF OILS FROM PLANT MATTER | Jul 28, 17 | Jun 27, 19 | Not available |
| 2018/0339,241 | BATCH DISTILLING METHOD, STILL AND KIT | Sep 11, 16 | Nov 29, 18 | Qisus Knowledge and Technology Ltd |
| 2018/0078,873 | Desalination Plant | Sep 17, 16 | Mar 22, 18 | Not available |
| 2016/0067,630 | Method and Apparatus for Heating During a Liquid Purification Process Using an Electromagnetic Heater | Nov 13, 15 | Mar 10, 16 | Not available |
| 2016/0051,905 | Water Distiller Apparatus | Aug 19, 15 | Feb 25, 16 | Not available |
| 2015/0129,411 | NON-ELECTRIC WATER DISTILLER | Mar 22, 13 | May 14, 15 | Not available |
| 2012/0228,114 | SOLAR POWERED WATER PURIFICATION SYSTEM | Sep 21, 10 | Sep 13, 12 | EPIPHANY SOLAR WATER SYSTEMS |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)