Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35782 | In-situ landfill pyrolysis, remediation and vitrification | Louis J. Circeo, Jr. | 1998-05-05 |
| RE35715 | In-situ remediation and vitrification of contaminated soils, deposits and buried materials | Louis J. Circeo, Jr. | 1998-01-13 |
| 5634414 | Process for plasma pyrolysis and vitrification of municipal waste | — | 1997-06-03 |
| 5544597 | Plasma pyrolysis and vitrification of municipal waste | — | 1996-08-13 |
| 5497710 | Apparatus for vitrification of fine particulate matter | — | 1996-03-12 |
| 5451740 | Convertible plasma arc torch and method of use | Gary J. Hanus, Todd J. Stahl | 1995-09-19 |
| 5399833 | Method for vitrification of fine particulate matter and products produced thereby | — | 1995-03-21 |
| 5362939 | Convertible plasma arc torch and method of use | Gary J. Hanus, Todd J. Stahl | 1994-11-08 |
| 5276253 | In-situ remediation and vitrification of contaminated soils, deposits and buried materials | Louis J. Circeo, Jr. | 1994-01-04 |
| 5204508 | Method and apparatus for enhancing the quality of cast billets | — | 1993-04-20 |
| 5181797 | In-situ soil stabilization method and apparatus | Louis J. Circeo, Jr. | 1993-01-26 |
| 5182073 | Apparatus for surface treating metal billets | — | 1993-01-26 |
| 5181795 | In-situ landfill pyrolysis, remediation and vitrification | Louis J. Circeo, Jr. | 1993-01-26 |
| 5143000 | Refuse converting apparatus using a plasma torch | — | 1992-09-01 |
| 4718477 | Apparatus and method for processing reactive metals | — | 1988-01-12 |
| 4694464 | Plasma arc heating apparatus and method | — | 1987-09-15 |
| 4678888 | Power circuit apparatus for starting and operating plasma arc | David P. Camacho | 1987-07-07 |
| 4654076 | Apparatus and method for treating metallic fines | Jack L. Dochterman, Richard D. Lindsay | 1987-03-31 |
| 4625092 | Plasma arc bulk air heating apparatus | David P. Camacho | 1986-11-25 |
| 4587397 | Plasma arc torch | David P. Camacho | 1986-05-06 |
| 4559439 | Field convertible plasma generator and its method of operation | David P. Camacho | 1985-12-17 |
| 4549065 | Plasma generator and method | David P. Camacho | 1985-10-22 |
| 4383820 | Fuel gas burner and method of producing a short flame | — | 1983-05-17 |
| 4306532 | Modified internal combustion engine and method for utilizing low and medium BTU gaseous fuels | — | 1981-12-22 |
| 4181504 | Method for the gasification of carbonaceous matter by plasma arc pyrolysis | — | 1980-01-01 |