Patents by Inventor David John Plaskon

David John Plaskon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Process for adjusting the alkalinity of pulp slurry in a broke pulper using carbon dioxide

Patent number: 6086714

Abstract: A method for adjusting the alkalinity of a pulp slurry in a broke pulper, and more particularly, to adjusting the pH of the pulp slurry using carbon dioxide.

Type: Grant

Filed: October 24, 1997

Date of Patent: July 11, 2000

Assignee: Praxair Technology, Inc.

Inventors: David John Plaskon, Richard Joseph Piazza

Process for adjusting the alkalinity of pulp slurry in a broke pulper using carbon dioxide