| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Basic materials chemistry | |
| #3 | Measurement | |
| #4 | Machines | |
| #5 | Mechanical elements | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Liquid hydrocarbon mixture production | |
| #3 | Compressed gas holders | |
| #4 | Unspecified technologies | |
| #5 | Earth drilling | |
| #6 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kroeker Sanford P | 8 |
| #2 | Lovelady Isaac W | 8 |
| #3 | Perry Charles R | 3 |
| #4 | Baker Harold F | 1 |
| #5 | Sullivan Lawrence J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3603101A | Indirect heater | |
| US3422028A | Emulsion treater | |
| US3029580A | Emulsion treating | |
| US2995931A | Automatic sampler | |
| US2882994A | Separator apparatus | |
| US2756837A | Liquid and gas separator | |
| US2832431A | Emulsion treater | |
| US2783854A | Gas and multiple liquid separator apparatus | |
| US2706531A | Gas and multiple liquid separator apparatus | |
| US2610698A | Emulsion treater | |
| US2664963A | Gas and multiple liquid separator apparatus | |
| US2610697A | Gas and liquid separator apparatus |