Inventor
Claude Gueguen
Inventor
Irigny, FR
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry35%
C10GCracking hydrocarbon oils24%
C07CAcyclic or carbocyclic compounds18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
C01BNon-metallic elements6%
C10LFuels not otherwise provided for6%
PatentTitleYear
4,946,580'Binary zeolitic systems, their synthesis and their utilization'19904,891,200'Omega type zeolite having high thermal stability, its process of preparation and its utilization'19904,847,224'Binary zeolitic systems, their synthesis and their utilization'19894,753,909'Bridged clays of improved thermal stability process for their preparation and utilization as catalysts'19884,664,675'Process for upgrading olefinic gasolines by etherification'19874,611,086'Process for hydration of olefins'19864,409,130'Process for improving the stability of catalysts for the catalytic hydrotreatment of petroleum cuts'19834,363,719'Process for improving the stability of catalysts for the catalytic hydrotreatment of petroleum cuts'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1990Patents assigned to ELF FRANCE (6)· patent assignee history
1982–1990Based in Septeme, FR· patent location history
1983Patents assigned to BOUSQUET JACQUES (1)· patent assignee history
1983Patents assigned to GUEGUEN CLAUDE (1)· patent assignee history
1987–1990Patents assigned to INST FRANCAIS DU PETROLE (2)· patent assignee history
1987–1990Based in Irigny, FR· patent location history
1990Patents assigned to CENTRE NAT RECH SCIENT (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ELF FRANCE | 6 | 1982–1990 |
| INST FRANCAIS DU PETROLE | 2 | 1987–1990 |
| BOUSQUET JACQUES | 1 | 1983 |
| CENTRE NAT RECH SCIENT | 1 | 1990 |
| GUEGUEN CLAUDEself | 1 | 1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Irigny, FR | 4 | 1987–1990 |
| Septeme, FR | 4 | 1982–1990 |