Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662589 | Integrated high pressure NGL recovery in the production of liquefied natural gas | Howard C. Rowles | 2003-12-16 |
| 6560989 | Separation of hydrogen-hydrocarbon gas mixtures using closed-loop gas expander refrigeration | Christopher F. Harris, Christopher Michael Ott, Howard C. Rowles, Daniel Lewis Longhurst, Brian Alfred McNeil | 2003-05-13 |
| 6425266 | Low temperature hydrocarbon gas separation process | — | 2002-07-30 |
| 6347531 | Single mixed refrigerant gas liquefaction process | Rakesh Agrawal, Tamara Lynn Daugherty | 2002-02-19 |
| 6347532 | Gas liquefaction process with partial condensation of mixed refrigerant at intermediate temperatures | Rakesh Agrawal, Tamara Lynn Daugherty | 2002-02-19 |
| 6308531 | Hybrid cycle for the production of liquefied natural gas | Rakesh Agrawal | 2001-10-30 |
| 6298688 | Process for nitrogen liquefaction | Adam Adrian Brostow, Rakesh Agrawal, Donn Michael Herron | 2001-10-09 |
| 6269655 | Dual mixed refrigerant cycle for gas liquefaction | Rakesh Agrawal | 2001-08-07 |
| 6266977 | Nitrogen refrigerated process for the recovery of C2+ Hydrocarbons | Lee J. Howard, Howard C. Rowles | 2001-07-31 |
| 6119479 | Dual mixed refrigerant cycle for gas liquefaction | Rakesh Agrawal | 2000-09-19 |
| 5916261 | Cryogenic argon production system with thermally integrated stripping column | Dante Patrick Bonaquist, Nancy Jean Lynch | 1999-06-29 |
| 5524442 | Cooling system employing a primary, high pressure closed refrigeration loop and a secondary refrigeration loop | Thomas John Bergman, Jr., Arun Acharya, Carl Joseph Heim, Alfred M. Czikk | 1996-06-11 |
| 5469710 | Cryogenic rectification system with enhanced argon recovery | Henry Edward Howard, Neil M. Prosser | 1995-11-28 |
| 5411307 | Grip for use on bags having handholds | — | 1995-05-02 |
| 5402647 | Cryogenic rectification system for producing elevated pressure nitrogen | Dante Patrick Bonaquist | 1995-04-04 |
| 5398514 | Cryogenic rectification system with intermediate temperature turboexpansion | Neil M. Prosser, Robert A. Beddome | 1995-03-21 |
| 5385024 | Cryogenic rectification system with improved recovery | Harry Cheung | 1995-01-31 |
| 5365741 | Cryogenic rectification system with liquid oxygen boiler | Robert A. Beddome, Dante Patrick Bonaquist | 1994-11-22 |
| 5303556 | Single column cryogenic rectification system for producing nitrogen gas at elevated pressure and high purity | James R. Dray, Dante Patrick Bonaquist, Harry Cheung, Paul Louis Just, James Brian Mize +1 more | 1994-04-19 |
| 5269736 | Combination stationary recumbent exercise apparatus and upper body exerciser | — | 1993-12-14 |
| 5245832 | Triple column cryogenic rectification system | — | 1993-09-21 |
| 5197296 | Cryogenic rectification system for producing elevated pressure product | Neil M. Prosser | 1993-03-30 |
| 5178593 | Combination stationary recumbent exercise apparatus and upper body exerciser | — | 1993-01-12 |
| 4987746 | Apparatus for transferring water from a container to a refrigerator ice maker | — | 1991-01-29 |
| 4848097 | Apparatus for transferring water from a container to a refrigerator ice maker | — | 1989-07-18 |