Global Patent Index - EP 0998999 A1

EP 0998999 A1 2000-05-10 - Casting sand reclamation apparatus

Title (en)

Casting sand reclamation apparatus

Title (de)

Regenerierungsanlage für Giessereisand

Title (fr)

Système de récupération de sable de fonderie

Publication

EP 0998999 A1 (EN)

Application

EP 99308890 A

Priority

GB 9824461 A

Abstract (en)

A reactor vessel (1) suitable for use in the reclamation of foundry sand comprises a vessel (1) having an integral upper tubular portion (2) and a lower depending frustoconical portion (3). The reactor vessel is contained within an insulating frame (6) supported by legs (7) and provided with a lid (8). The vessel is provided with diametrically opposed sand inlet (16) and sand outlet ports (21) and at least one outlet port (26) for gaseous impurities. Means are provided to fluidise the sand within the reactor vessel (1) comprising a series of oxygen containing gas inlet nozzles (31). The vessel (1) is provided with an indirect heater to heat the sand to a predetermined temperature. <IMAGE>

IPC 1-7 (main, further and additional classification)

B22C 5/08

IPC 8 full level (invention and additional information)

F23G 5/30 (2006.01)

CPC (invention and additional information)

F23G 5/30 (2013.01); F23G 2201/50 (2013.01); F23G 2209/24 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0998999 A1 20000510; GB 2343397 A 20000510; GB 9824461 D0 19990106; GB 9926202 D0 20000112

INPADOC legal status


2001-09-12 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20001111

2001-03-01 [REG DE 8566] DESIGNATED COUNTRY DE NOT LONGER VALID

2001-01-24 [AKX] PAYMENT OF DESIGNATION FEES

2000-05-10 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-05-10 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI