AU301541A - Improvements in or relating to horizontal retorts forthe destructive distillation of oil shale andother carbonaceous materials
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Improvements in or relating to horizontal retorts forthe destructive distillation of oil shale andother carbonaceous materials
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AU3015/41A1941-09-23Improvements in or relating to horizontal retorts forthe destructive distillation of oil shale andother carbonaceous materials
ExpiredAU116307B2
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