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Method for the recovery of zinc
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Patent number 11,408,054
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Issue date Aug 9, 2022
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TATA STEEL NEDERLAND TECHNOLOGY B.V.
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Johannes Hage
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3778044
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Patent number 3,778,044
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Issue date Dec 11, 1973
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3764301
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Patent number 3,764,301
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Issue date Oct 9, 1973
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3652069
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Patent number 3,652,069
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Issue date Mar 28, 1972
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C21 - METALLURGY OF IRON
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3523786
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Patent number 3,523,786
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Issue date Aug 11, 1970
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3463473
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Patent number 3,463,473
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3414401
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Patent number 3,414,401
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Issue date Dec 3, 1968
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3407060
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Patent number 3,407,060
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Issue date Oct 22, 1968
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3271134
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Patent number 3,271,134
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Issue date Sep 6, 1966
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3253906
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Patent number 3,253,906
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Issue date May 31, 1966
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C21 - METALLURGY OF IRON
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3231370
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Patent number 3,231,370
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Issue date Jan 25, 1966
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3147327
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Patent number 3,147,327
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3073696
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Patent number 3,073,696
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Issue date Jan 15, 1963
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2863758
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Patent number 2,863,758
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2858205
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Patent number 2,858,205
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2816022
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Patent number 2,816,022
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2779673
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Patent number 2,779,673
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2684899
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Patent number 2,684,899
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Issue date Jul 27, 1954
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2682462
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Patent number 2,682,462
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Issue date Jun 29, 1954
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2461697
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Patent number 2,461,697
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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2186645
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Patent number 2,186,645
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Issue date Jan 9, 1940
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C21 - METALLURGY OF IRON
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2000833
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Patent number 2,000,833
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1973590
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Patent number 1,973,590
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1967274
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Patent number 1,967,274
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1941569
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Patent number 1,941,569
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1936092
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Patent number 1,936,092
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Issue date Nov 21, 1933
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1887286
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Patent number 1,887,286
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Issue date Nov 8, 1932
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1885412
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Patent number 1,885,412
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Issue date Nov 1, 1932
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1748450
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Patent number 1,748,450
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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1712553
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Patent number 1,712,553
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Issue date May 14, 1929
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...