Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822429 | Liquid circulating means for a vapor generating and recovery apparatus | — | 1989-04-18 |
| 4778535 | Vapor generating and recovery apparatus and process | — | 1988-10-18 |
| 4755261 | Vapor generating and recovery method for vapor retention and reuse | Lamont I. Hoppestad, Michael J. Ruckriegel | 1988-07-05 |
| 4618263 | Sound suppressor in a liquid medium | — | 1986-10-21 |
| 4615768 | Vapor generating and recovery apparatus including continuous conveying means through a vapor zone | — | 1986-10-07 |
| 4596634 | Vapor generating and recovery apparatus including continuous conveying means through a vapor zone | — | 1986-06-24 |
| 4582733 | Method for cleaning and coating objects | — | 1986-04-15 |
| 4572767 | Vapor generating and recovery apparatus | — | 1986-02-25 |
| 4569727 | Vapor generating and recovery apparatus for vaporizing and condensing at least two liquid components having different vaporizing temperatures | — | 1986-02-11 |
| 4556456 | Multi-vapor level vapor generating and recovery apparatus | Michael J. Ruckriegel | 1985-12-03 |
| 4556457 | Safety control device for vapor generating and recovering apparatus | — | 1985-12-03 |
| 4537660 | Vapor generating and recovering apparatus | — | 1985-08-27 |
| 4506520 | Vapor generating and recovery apparatus | — | 1985-03-26 |
| 4463575 | Vapor generating and recovery apparatus including a refrigerant system with refrigerant heat removal means | — | 1984-08-07 |
| 4414067 | Vapor condensate return means in a vapor generating and recovery apparatus | — | 1983-11-08 |
| 4394216 | Vapor condensate return means in a vapor generating and recovery apparatus | — | 1983-07-19 |
| 4375751 | Safety control device for vapor generating and recovering apparatus | — | 1983-03-08 |
| 4367098 | Process for ultrasonic cleaning using two immiscible fluids | — | 1983-01-04 |
| 4339283 | Vapor generating and recovering apparatus | — | 1982-07-13 |
| 4313311 | Vapor generating and recovering apparatus | — | 1982-02-02 |
| 4299663 | Vapor generating device | — | 1981-11-10 |
| 4224110 | Cleaning device | — | 1980-09-23 |