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United States Utility Patents
4,741,880 - 4,741,889
Previous 10 Next 10
| Number | | Title |
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4,741,880 |
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Steel |
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4,741,881 |
|
Chemical reactor |
|
4,741,882 |
|
Arrangement for cleaning gaseous atmospheres from a plurality of separate, contained working spaces |
|
4,741,883 |
|
FCC catalyst separation apparatus |
|
4,741,884 |
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Process and apparatus for removing H.sub.2 S from gas streams |
|
4,741,885 |
|
Vessel for the generation of synthesis gas |
|
4,741,886 |
|
Process for recovering tungsten from tungsten bearing material containing arsenic |
|
4,741,887 |
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Gallium complexes and solvent extraction of gallium |
|
4,741,888 |
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H.sub.2 S removal from gas streams |
|
4,741,889 |
|
Process for adsorptive removal of substances from flue gases |
For U.S. patent law, rules, and procedures see MPEP.
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