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Conveying apparatus for heat treatment furnaces
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Patent number 3,998,323
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Issue date Dec 21, 1976
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Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
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Rolf Schuster
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3905472
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Patent number 3,905,472
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Issue date Sep 16, 1975
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3294261
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Patent number 3,294,261
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Issue date Dec 27, 1966
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F27 - FURNACES KILNS OVENS RETORTS
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2897983
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Patent number 2,897,983
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Issue date Aug 4, 1959
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F27 - FURNACES KILNS OVENS RETORTS
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2781891
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Patent number 2,781,891
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Issue date Feb 19, 1957
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F27 - FURNACES KILNS OVENS RETORTS
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2592236
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Patent number 2,592,236
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Issue date Apr 8, 1952
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F27 - FURNACES KILNS OVENS RETORTS
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2566096
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Patent number 2,566,096
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Issue date Aug 28, 1951
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C21 - METALLURGY OF IRON
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1951092
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Patent number 1,951,092
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Issue date Mar 13, 1934
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F27 - FURNACES KILNS OVENS RETORTS
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1876095
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Patent number 1,876,095
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Issue date Sep 6, 1932
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F27 - FURNACES KILNS OVENS RETORTS
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1474793
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Patent number 1,474,793
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Issue date Nov 20, 1923
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F27 - FURNACES KILNS OVENS RETORTS
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1308013
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Patent number 1,308,013
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Issue date Jun 24, 1919
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F27 - FURNACES KILNS OVENS RETORTS
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1208248
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Patent number 1,208,248
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Issue date Dec 12, 1916
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F27 - FURNACES KILNS OVENS RETORTS
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1141599
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Patent number 1,141,599
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Issue date Jun 1, 1915
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F27 - FURNACES KILNS OVENS RETORTS
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1141601
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Patent number 1,141,601
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Issue date Jun 1, 1915
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F27 - FURNACES KILNS OVENS RETORTS
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1102454
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Patent number 1,102,454
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Issue date Jul 7, 1914
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F27 - FURNACES KILNS OVENS RETORTS