Adiabatic process for nitration of nitratable aromatic compounds
CA 1069137 A · Owner: American Cyanamid Company · Inventors: Vanderwaart, Cornelius M.; Trecek, James B.; Alexanderson, Verner
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An adiabatic process for the mononitration of nitratable aromatic hydrocarbons and methyl and halo substituted aromatic hydrocarbons which yield a mononitration product containing less than 500 ppm. of dinitrated product is disclosed.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted January 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 1, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.