Water removal in a process for hydrolytically depolymerizing a polyamide
US-2025223417-A1 · Jul 10, 2025 · US
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Blei Stefan patents
Blei Stefan is listed as an inventor on 26 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Blei Stefan |
| Total patents | 26 |
| First publication | May 12, 2015 |
| Latest publication | Jul 10, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Heat integration in a process for hydrolytically depolymerizing a polyamide
US-2025215180-A1 · Jul 3, 2025 · US
Process for hydrolytically depolymerizing a polyamide
US-2025197592-A1 · Jun 19, 2025 · US
Separation of impurities in a process for hydrolytically depolymerizing a polyamide
US-2025100965-A1 · Mar 27, 2025 · US
Polyarylether copolymers based on diol sugar alcohols
US-2025043074-A1 · Feb 6, 2025 · US
Process for producing 4,4′-dichlorodiphenyl sulfoxide
US-12168642-B2 · Dec 17, 2024 · US
A process for working up water containing 4,4'-dichlorodiphenyl sulfoxide and/or 4,4'-dichlorodiphenyl sulfone as impurities
US-2022388949-A1 · Dec 8, 2022 · US
(c)crystal composition (cc) comprising 4,4'-dichlorodiphenylsulfone crystals (c)
US-2022371993-A1 · Nov 24, 2022 · US
A process for purifying crude 4,4'-dichlorodiphenyl sulfone
US-2022356152-A1 · Nov 10, 2022 · US
A process for purifying 4,4'-dichlorodiphenyl sulfone
US-2022340519-A1 · Oct 27, 2022 · US
Recent patents
Latest publications not already listed above.
Process for producing 4,4'-dichlorodiphenyl sulfone
US-2022324795-A1 · Oct 13, 2022 · US
A process for producing 4,4'-dichlorodiphenyl sulfone
US-2022289674-A1 · Sep 15, 2022 · US
Process for producing 4,4'-dichlorodiphenyl sulfone
US-2022267261-A1 · Aug 25, 2022 · US
Process for working up a composition comprising solid 4,4'-dichlorodiphenyl sulfoxide and a solvent
US-2022213031-A1 · Jul 7, 2022 · US
A process for obtaining 4,4'-dichlorodiphenyl sulfoxide
US-2022135522-A1 · May 5, 2022 · US
Process for purifying 4,4'-dichlorodiphenyl sulfoxide
US-2022135523-A1 · May 5, 2022 · US
Process for producing 4,4'-dichlorodiphenyl sulfoxide
US-2022135521-A1 · May 5, 2022 · US
Crystal composition (cc) comprising 4,4'-dichlorodiphenylsulfoxide crystals (c)
US-2022127221-A1 · Apr 28, 2022 · US
Process for producing 4,4`-dichlorodiphenyl sulfoxide
US-2022098147-A1 · Mar 31, 2022 · US
Crystal composition (CC) comprising 4,4#-dichlorodiphenylsulfoxide crystals (C)
US-10975024-B2 · Apr 13, 2021 · US
Crystal composition (cc) comprising 4,4′-dichlorodiphenylsulfoxide crystals (c)
US-2020255374-A1 · Aug 13, 2020 · US
Method for producing water-absorbent polymer particles with a higher permeability by polymerising droplets of a monomer solution
US-10208149-B2 · Feb 19, 2019 · US
Method for producing water-absorbent polymer particles with a higher permeability by polymerising droplets of a monomer solution
US-2017037172-A1 · Feb 9, 2017 · US
Process for producing granules comprising one or more complexing agent salts
US-9562213-B2 · Feb 7, 2017 · US
Water-absorbent polymer particles
US-9073040-B2 · Jul 7, 2015 · US
Method for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution
US-9029485-B2 · May 12, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Basf Se | 26 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C07C317/14 | 15 |
| C07C315/06 | 14 |
| C07B2200/13 | 6 |
| C07C315/02 | 6 |
| C08J2377/02 | 4 |