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Expired Canadian patentCanada

Overland petroleum processor and process

CA 1297059 C · Owner: Duncan, James W. · Inventors: Knox, Lawner L.; Duncan, James W.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A mobile petroleum processor is disposed on a plurality of railroad cars. It includes a modular crude fractionating unit comprised of a plurality of modules each on a separate car. The modules are interconnected by piping and electrical conduits having swivel points. The unit also includes a moldular crude tower separated into a number of vessels each conforming with freight restrictions. The device also includes a utility generation module and a control module. The process of operating the module is also disclosed. The invention shortens the turnaround time in transforming crude to final products and reduces transportation costs.

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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 March 10, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 10, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 4, 1984
GrantedMarch 10, 1992
Term endedMarch 10, 2009
Patent numberCA 1297059 C
Classification (IPC)C10G7/00 +1 more

Timeline

Timeline From CIPO dates

198519881991199419972000200320062009Application filedJune 4, 1984Patent grantedMarch 10, 1992Term endedMarch 10, 2009

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.