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Current content: 157 337 350 patent documents

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219 431 new documents added

1 247 852 documents amended

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EP 0122029 B1 19880727 - CASTING METAL AND RECLAIMING FOUNDRY SAND

Title (en)

CASTING METAL AND RECLAIMING FOUNDRY SAND

Publication

EP 0122029 B1 19880727 (EN)

Application

EP 84301529 A 19840308

Priority

GB 8306492 A 19830309
GB 8307451 A 19830317

Abstract (en)

[origin: EP0122029A2] A method of reclaiming used foundry sand containing an organic binder comprising the steps of separating said sand from a casting, supplying said sand to a fluid bed, fluidising said sand in said fluid bed with combustion supporting gas introduced into said sand at a plurality of locations so that the sand remains in said fluid bed in a fluidised state at an elevated treatment temperature range to reclaim said sand and removing reclaimed sand from said fluid bed.

IPC 1-7

B22C 5/08

IPC 8 full level

B22C 5/08 (2006.01)

CPC (source: EP)

B22C 5/08 (2013.01)

Designated contracting state (EPC)

BE CH DE FR IT LI NL SE

DOCDB simple family (publication)

EP 0122029 A2 19841017; EP 0122029 A3 19860813; EP 0122029 B1 19880727; DE 3472906 D1 19880901; GB 2137114 A 19841003; GB 2137114 B 19861217; GB 8406118 D0 19840411

DOCDB simple family (application)

EP 84301529 A 19840308; DE 3472906 T 19840308; GB 8406118 A 19840308