Rotating throat for coal pulverizer
CA 1311458 C · Owner: Wark, Rickey Edward · Inventors: Cunningham, James R.; Wark, Rickey Edward
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A rotating throat pulverizing mill has a soft steel vane wheel which rotates with the central bowl for classifying purposes. Wear-resistant vane liners slide onto the vanes to protect the upper surfaces thereof and are held in place, in part, by integral clips which underlie the vane plates and, in part, by wear resistant cap plates which are welded to a flush upper flange of the vane wheel. Arcuate wear plates are also welded to the exposed surfaces of an air deflector outboard of and above the vane wheel. The vane wheel is preferably constructed in segments. A modified deflector assembly comprises a first portion having a base plate and spaced vertical ribs which first portion is bolted …
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 December 15, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 15, 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.
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.