Patent Yard Sign in
Expired Canadian patentCanada

Thin sheet heat exchanger

CA 1161030 A · Owner: Dinulescu, Horia A. · Inventors: Sanders, Nicholas A.; Dinulescu, Horia A.

CIPO record

Overview

Drawings and full text

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

Open the CIPO record

Abstract From the Canadian patent

17-, Thin Sheet Heat Exchanger, Abstract A thin sheet heat exchanger is provided which facilititates the transfer of heat between two flowing streams of gas. The heat exchanger is formed of a packing of rectangular heat exchange plates positioned by the method of the present invention separately and parallelly to one another. The packing realizes a crossflow channel pattern for the two gas streams, The heat exchange plates which compose the bulk of the heat exchanger are, by the method of the present invention, folded at two opposite sides The plates are stacked as prescribed by the method of this invention, and sealed along the folded sides of each pair of consecutive plates, thus forming …

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 24, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 24, 2001.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 28, 1981
GrantedJanuary 24, 1984
Term endedJanuary 24, 2001
Patent numberCA 1161030 A
Classification (IPC)F28F3/10 +2 more

Timeline

Timeline From CIPO dates

1982198419861988199019921994199619982000Application filedSep 28, 1981Patent grantedJan 24, 1984Term endedJan 24, 2001

Sources & verification

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