Inventor · disambiguated record
Robert J. Haynal
Also filed as: HAYNAL ROBERT J
4 granted patents·1 pending application·34 citations·filing 1990–2009
73Inventor score
Technology areasC10G
Top patents by PatentIndex Score
5 records- 0152US7125483B2Corrosion control in olefin production plantsEQUISTAR CHEM LP·Filed 2003·Granted Oct 24, 2006·5 cites·12 claims
- 0250US5081325APurification of unsaturated hydrocarbon streams containing styrenicsLYONDELL PETROCHEM·Filed 1990·Granted Jan 14, 1992·15 cites·25 claims
- 0347US5207894ARemoval of aromatic color bodies from aromatic hydrocarbon streamsLYONDELL PETROCHEM·Filed 1991·Granted May 4, 1993·14 cites·7 claims
- 0440US7718841B2Extractive distillationEQUISTAR CHEM LP·Filed 2008·Granted May 18, 2010·0 cites·9 claims
- 0540US2011014372A1Passivation of thermal cracking furnace conduitWEBBER KENNETH M·Filed 2009·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Robert J. Haynal files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →