Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7323600 | Process for improving the conversion of oxazolidones to alkanolamines | Michael Turoff, Scott William Waite, Robert Lee Horan | 2008-01-29 |
| 6416670 | Regenerable hydrocarbon filter | — | 2002-07-09 |
| 6071484 | Process for treating gas with ultra-lean amine | John Charles Dingman, Jr. | 2000-06-06 |
| 5788864 | Amine heat stable salt removal from type II anion exchange resin | Steven H. Coberly, Thomas H. Laven | 1998-08-04 |
| 5368818 | Monitoring and control system for selective regeneration of alkanolamine from cation ion exchange resin with sodium hydroxide | Fred C. Veatch, Alfred E. Keller | 1994-11-29 |
| 5208164 | Process for monitoring alkanolamine solutions | — | 1993-05-04 |
| 5190662 | Removal of iron sulfide particles from alkanolamine solutions | Alfred E. Keller, Fred C. Veatch, James C. Thompsen, Regina A. Severson | 1993-03-02 |
| 5162084 | Process for monitoring and controlling an alkanolamine reaction process | Fred C. Veatch, Alfred E. Keller, James C. Thompsen, Regina A. Severson | 1992-11-10 |
| 4956145 | Optimum hydrogen peroxide vapor sterilization method | Robert W. Childers | 1990-09-11 |
| 4952370 | Hydrogen peroxide sterilization method | Robert W. Childers | 1990-08-28 |
| 4909999 | Flow-through vapor phase sterilization system | Robert W. Childers, Thaddeus J. Mielnik | 1990-03-20 |
| 4843867 | System for monitoring sterilant vapor concentration | — | 1989-07-04 |
| 4744951 | Vaporization method to enhance sterilant penetration | Jack H. Young, Ralph W. Makinen | 1988-05-17 |
| 4650646 | Method for reducing condensate on sterilized goods | David A. Karle, William R. Miller | 1987-03-17 |