Margraf; Adolf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Margraf; Adolf.The latest application filed is for "bag filter apparatus".
- Margraf; Adolf - 3060 Stadthagen DE
- Margraf; Adolf - D-3060 Stadthagen DE
- Margraf; Adolf - Stadthagen DE
- Margraf; Adolf - D-3060 Stadthagen Wendthagen DE
- Margraf; Adolf - 4961 Wendthagen DT
- Margraf; Adolf - Im Haberkamp 196 DT
| Patent | Date |
|---|---|
| Bag filter apparatus Grant 4,496,377 - Margraf January 29, 1 | 1985-01-29 |
| Filtering separators having filter cleaning apparatus Grant 4,468,240 - Margraf August 28, 1 | 1984-08-28 |
| Sealing systems for filter bags Grant 4,415,343 - Margraf November 15, 1 | 1983-11-15 |
| Contact compartment for removing noxious gaseous components from a gas stream Grant 4,353,720 - Margraf October 12, 1 | 1982-10-12 |
| Filter apparatus having improved filter bag support structure Grant 4,345,924 - Margraf August 24, 1 | 1982-08-24 |
| Gas dust-removing filters Grant 4,343,632 - Margraf August 10, 1 | 1982-08-10 |
| Tube filters Grant 4,157,900 - Margraf June 12, 1 | 1979-06-12 |
| Method of filtering dust-laden gases Grant 3,933,978 - Margraf * January 20, 1 | 1976-01-20 |
| Pocket or bag filter with dust recirculation Grant 3,887,343 - Margraf June 3, 1 | 1975-06-03 |
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