Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975520 | Fiber blend having high yield and enhanced pulp performance and method for making same | Peter W. Hart, Darrell M. Waite, Jared Bradberry | 2021-04-13 |
| 10060075 | Fiber blend having high yield and enhanced pulp performance and method for making same | Peter W. Hart, Darrell M. Waite, Jared Bradberry | 2018-08-28 |
| 10000889 | High yield and enhanced performance fiber | Peter W. Hart, Darrell M. Waite, Jared Bradberry | 2018-06-19 |
| 7708258 | Tray for a mass exchange column | Mark W. Pilling, Markus Fischer | 2010-05-04 |
| 7540476 | Valve for a contact tray | Mark W. Pilling | 2009-06-02 |
| 6575438 | Stepped downcomer apparatus and vapor-liquid contact apparatus with same | Mark W. Pilling, Christina J. Campbell | 2003-06-10 |
| 6250611 | Vapor-liquid contact apparatus | Mark W. Pilling | 2001-06-26 |
| 5975504 | Closely-spaced high capacity fractionation trays | Michael R. Resetarits, Daniel R. Monkelbaan, Nicholas F. Urbanski | 1999-11-02 |
| 5645687 | Process for manufacturing bleached pulp with reduced chloride production | Raman Ambady, Dewey W. Barnes | 1997-07-08 |
| 5468425 | Gas-liquid contact apparatus including trays with vapor apertures in overlapping panel margins | — | 1995-11-21 |
| 5454989 | Vapor-liquid contact apparatus | — | 1995-10-03 |
| 5360583 | High capacity tray for gas-liquid contact apparatus | — | 1994-11-01 |
| 5344054 | Adjustable garment hanger | — | 1994-09-06 |
| 5061407 | Liquid distributor for gas-liquid contact apparatus | — | 1991-10-29 |
| 5013491 | Apparatus for distributing liquid in gas-liquid contact apparatus, and method for making it | — | 1991-05-07 |
| 4576763 | Packings for gas-liquid contact apparatus | — | 1986-03-18 |
| 4557876 | Gas-liquid contact apparatus and method of making it | — | 1985-12-10 |
| 4396559 | Gas-liquid contact apparatus | — | 1983-08-02 |
| 4339399 | Gas-liquid contact apparatus | — | 1982-07-13 |
| 4304738 | Packing Material and apparatus | — | 1981-12-08 |