Flat-bottomed tank and method for fitting it with a leak-proof coating
CA 2328162 A1 · Owner: Utek Umweltschutztechnologien Gmbh · Inventors: Piehler, Andreas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a flat-bottomed tank with a leak-proof coating used to store media hazardous to water and to a method for fitting especially , retrofitting, a flat-bottomed tank with a leak-proof coating. In view of the disadvantages of the state of the art, the aim of the invention is to provide a flat-bottomed tank with a leak-proof coating which is easy to produce and assemble, can be fixed to the tank such that it is permanently media- and vacuum-proof and meets the requirements of leak-proofing controls. The invention also aims to provide an appropriate method especially for , retrofitting flat-bottomed tanks with a leak-proof coating. To this end the , medium-resistant …
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
- Filed April 14, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 14, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 14, 2021.
- 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.