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Expired Canadian patentCanada

Apparatus for explosive application of coatings to articles

CA 1101660 A · Owner: Institut Problem Materialovedenia Akademii Nauk Ukraninskoi Ssr · Inventors: Epik, Alexei P.; Garda, Alexandr P.; Voronin, Georgy A.

CIPO record

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

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Abstract From the Canadian patent

Abstract of the Disclosure The invention relates to the application of powder coatings to vital components of equipment various industries The apparatus comprises a barrel for application of powder to the article therethrough and a gas distribution unit which connects fuel gas feeding passages and a purging gas feeding passage to the barrel. Gases are fed to outlet pipes of gas passages from appropriate gas sources under pressure through valves mounted in the pipes. The outlet opening of the purging gas passage is located upstream the zone of admission of fuel gases to the barrel in the path of flow of purging gas the pressure, of the purging gas source exceeding the pressure of each of the …

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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 May 26, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 26, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 13, 1977
GrantedMay 26, 1981
Term endedMay 26, 1998
Patent numberCA 1101660 A
Classification (IPC)B05B7/16

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedDec 13, 1977Patent grantedMay 26, 1981Term endedMay 26, 1998

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