Method for cracking residual oils
CA 1237691 A · Owner: Union Carbide Corporation · Inventors: Pellet, Regis J.; Rabo, Jule A.; Long, Gary N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A residual oil conversion process having catalyst regeneration which comprises converting residual oils and regenerating the conversion catalyst wherein the catalyst is or is derived from a zeolitic aluminosilicate which has a mole ratio of oxide in the dehydrated state of, (0.85-1.1)M2/nO:Al2O3:x SiO2 wherein M is a cation having a valence of "n" "x", is the number of moles of SiO2, said zeolitic aluminosilicate has a X-ray powder diffraction pattern having at least the d-spacings of Table A. and said zeolitic aluminosilicate has extraneous silicon atoms in the crystal lattice in the form of framework SiO4 tetrahedra.
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 June 7, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 7, 2005.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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.