Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5853507 | Method for manufacturing heat exchangers to allow uniform expansion of tubing | Amer Ali, Daniel P. Gaffaney | 1998-12-29 |
| 5765284 | Method for constructing heat exchangers using fluidic expansion | Amer Ali, Daniel P. Gaffaney | 1998-06-16 |
| 5410800 | Tube expander with rod support apparatus | — | 1995-05-02 |
| 5070608 | Method for gripping tubes in multirow plate fin coils | — | 1991-12-10 |
| 5033190 | Method for controlling a tube expander | — | 1991-07-23 |
| 5022161 | Plate fin collar gauging apparatus | Michael L. McDonough | 1991-06-11 |
| 4993145 | Apparatus for gripping tubes in multirow plate fin coils | — | 1991-02-19 |
| 4876779 | Apparatus and method for manufacturing plate fin coils of different configurations | — | 1989-10-31 |
| 4858296 | Method for tension expanding tubes | — | 1989-08-22 |
| 4858305 | Single station tension hairpin tube expander | Michael L. McDonough, Bruce J. Poplawski, Daniel P. Gaffaney, Ross A. Moyer | 1989-08-22 |
| 4843860 | Two stage impact beller | — | 1989-07-04 |
| 4815185 | Method for belling and expanding coils | — | 1989-03-28 |
| 4766667 | Apparatus for tension expanding tubes | — | 1988-08-30 |
| 4745678 | Apparatus for belling and expanding coils | — | 1988-05-24 |
| 4738014 | Apparatus for moving plate fin coils from station to station | — | 1988-04-19 |
| 4720902 | One step tension expander and method of using | — | 1988-01-26 |
| 4589198 | Tube loading apparatus | James E. Greever | 1986-05-20 |
| 4584751 | Apparatus for assembling fin plate heat exchangers | James E. Greever | 1986-04-29 |
| 4584765 | Apparatus for assembling tubes in a heat exchanger | — | 1986-04-29 |
| 4547952 | Tube loading apparatus | James E. Greever | 1985-10-22 |
| 4445366 | Pressure differential gage and a method for detecting the presence of noncondensible gases in a refrigeration system | — | 1984-05-01 |
| 4314447 | Refrigerant motor | — | 1982-02-09 |
| 4304102 | Refrigeration purging system | — | 1981-12-08 |
| 4300540 | Refrigerant solar energy system and method | — | 1981-11-17 |