| Patents for B22C 21 - Flasks; Accessories therefor (1,134) |
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| 02/06/2013 | CN202715786U Sand core lifting piece positioning structure |
| 02/06/2013 | CN202715785U Combined type core bar used for long and thin hole casting |
| 02/06/2013 | CN202715784U Quick locking structure of sand boxes |
| 02/06/2013 | CN202715783U Break angle fitting seat sealed sand box |
| 01/30/2013 | CN202701314U Sand-covered sand box of cylinder head of single cylinder A |
| 01/30/2013 | CN202701313U Iron mold sand coated sand box for 6-cylinder cylinder cover |
| 01/30/2013 | CN202701312U Swage sand-overlying sand box of double-cylinder cylinder lid |
| 01/30/2013 | CN202701294U Membrane covering position device for vacuum molding line |
| 01/23/2013 | CN202683982U Sand box with window |
| 01/23/2013 | CN202683981U Sand box structure capable of being opened quickly and easily |
| 01/23/2013 | CN202683980U 多功能砂箱 Multifunction sand box |
| 01/23/2013 | CN102228957B Method for reinforcing rigidity of sand core bar |
| 01/16/2013 | CN102883836A Device for injection-moulding a part |
| 01/16/2013 | CN102873280A Flask locking device |
| 01/16/2013 | CN102873274A Positioning method for wrapped sand core and positioning structure for foundry sand core |
| 01/10/2013 | WO2013004214A1 Method for producing a piston for an internal combustion engine |
| 01/09/2013 | CN202655575U Sand frame used for covering sand on iron pattern |
| 01/09/2013 | CN202655574U Inserting plate type sand box for sand mold casting |
| 01/09/2013 | CN202655555U Sand box with casting speed controllable |
| 01/09/2013 | CN102861882A Lost foam casting sand box structure |
| 01/02/2013 | CN202639250U Speed changing box shell sand box casting device |
| 01/02/2013 | CN202639249U One-box multi-casting profile plate |
| 01/02/2013 | CN202639248U Negative-pressure sand box for lost foam casting |
| 01/02/2013 | CN202639247U Sand box adopting vacuum pump with variable frequency motor |
| 01/02/2013 | CN202639246U Casting device for traction machine base |
| 01/02/2013 | CN202639245U High efficient vacuum casting method dedicated sandbox |
| 01/02/2013 | CN202639244U Combined casing box |
| 01/02/2013 | CN102847915A Locking device for low pressure pouring |
| 12/26/2012 | EP2536518A1 System and method for enhancing chaplet fusion |
| 12/26/2012 | CN202621894U Vacuum sand box for casting large-scale valve bodies |
| 12/26/2012 | CN202621850U Movable support body for vacuum sand box |
| 12/26/2012 | CN202621849U Cylinder cover precoated sand molding box |
| 12/26/2012 | CN202621848U Single cylinder B cylinder head swedge cladding sand box |
| 12/26/2012 | CN202621841U Iron mould precoated sand molding box for casting vertical six-cylinder cylinder body |
| 12/25/2012 | US8336599 System and method for enhancing chaplet fusion |
| 12/19/2012 | CN202606814U Multi-way combination valve casting fixture |
| 12/19/2012 | CN202606813U Main control hydraulic valve body sand box of crawler excavator |
| 12/19/2012 | CN202606785U Vanishing mould sample plate fixing frame |
| 12/05/2012 | CN202571200U Pulling plate fastening piece for feederless foundry technology |
| 12/05/2012 | CN202571199U Forked iron fastener for dead-head-free casting process |
| 12/05/2012 | CN202571198U Press plate fastener for non-riser casting process |
| 12/05/2012 | CN202571197U Sand box |
| 12/05/2012 | CN102811828A System and method for enhancing chaplet fusion |
| 11/28/2012 | CN202555780U Boiler grate pouring sand box |
| 11/28/2012 | CN202555777U High and low pressure airway core fixing structure of aluminium alloy compressor body casting die |
| 11/28/2012 | CN102794415A Pattern fixing rack for casting and molding |
| 11/28/2012 | CN102794414A Sand box locking device |
| 11/28/2012 | CN102794413A Sand box positioning device |
| 11/28/2012 | CN102794412A Water turbine sleeve casting mould assembling box |
| 11/28/2012 | CN102794398A Die casting process using protective gas for casting and special casting box |
| 11/28/2012 | CN102794389A Vacuum sand absorbing device for mould assembling of modeling |
| 11/21/2012 | CN202539489U Threaded connection combined type locating rod |
| 11/21/2012 | CN202539488U Removable combined box bar of sand box |
| 11/21/2012 | CN202539487U Detachable combination molding flask without flask bar |
| 11/21/2012 | CN102294440B Method for fixing deep-drawn pipeline core for casting large-scale machine body |
| 11/14/2012 | CN202527668U V-process casting pressure-equalizing sand box |
| 11/14/2012 | CN202527663U Locating structure for long-hole sand core in cylinder sleeve casting mold |
| 11/08/2012 | DE102012004627A1 Method for cleaning committee sleeve of upset head for core shooting device, involves producing relative movement of chisel to committee sleeve by shaking motor and removing hardened molding material from committee sleeve |
| 10/31/2012 | CN202506806U Fixing structure for mud core in box casting mould of mining machinery |
| 10/24/2012 | CN202498192U Sand box used for modelling |
| 10/17/2012 | CN202490917U Multifunctional sand box for casting |
| 10/03/2012 | CN202461446U Positioning and supporting component arranged at bottom of sand core of spindle |
| 10/03/2012 | CN202461445U Evanishment mold sand box |
| 10/03/2012 | CN202461431U High-precision positioning device for self-hardening resin sand cores |
| 10/03/2012 | CN101722298B Vacuum sealed molding casting method production process for front bridge and rear bridge of automobile |
| 09/26/2012 | CN102695572A Salt-based cores, method for the production thereof and use thereof |
| 09/20/2012 | WO2012122726A1 Leakproof mould box |
| 09/19/2012 | CN102686332A Boxless casting form and method for the production thereof |
| 09/12/2012 | EP2496372A2 Salt-based cores, method for the production thereof and use thereof |
| 09/05/2012 | CN202411350U Special chaplet for casting steam chest |
| 09/05/2012 | CN202411349U Pressure plate for half gear type castings |
| 09/05/2012 | CN102652986A One-box multi-cast plate and casting method |
| 08/29/2012 | CN202398789U Welding sand box |
| 08/29/2012 | CN202398788U Inner wall structure of sand box |
| 08/29/2012 | CN102649900A Box-sealing strip for casting molding and preparation method |
| 08/08/2012 | EP2483012A1 Boxless casting form and method for the production thereof |
| 08/08/2012 | EP2483011A1 Improved lost-wax casting method for manufacturing an annular bladed turbine engine assembly, metal mold, and wax pattern for implementing such a method |
| 08/08/2012 | CN202367167U Sand box for lost foam casting |
| 08/08/2012 | CN202367166U Rotary sand box structure with convenient core setting and efficient moulding |
| 08/08/2012 | CN202367165U Drag box for casting of rack castings |
| 08/08/2012 | CN102626767A Method of reducing casting defect for casting part in casting process |
| 08/01/2012 | CN202356592U Dismounting location clamping device |
| 08/01/2012 | CN202356591U Novel sand mould spheroidal board |
| 08/01/2012 | CN202356590U Foundry sand box |
| 07/25/2012 | CN202343882U Device for preventing sand core from floating upwards |
| 07/25/2012 | CN202343881U Locking structure for casting sand box |
| 07/25/2012 | CN202343880U Sand box vacuumizing device special for lost mold casting |
| 07/25/2012 | CN202343879U Special sand box for air exhausting passage cast in V-method |
| 07/25/2012 | CN202343878U Sand box for sand covering of wheel rim swage |
| 07/25/2012 | CN102601316A Precise positioning and fixing method of sand core |
| 07/25/2012 | CN102601312A Fixing structure for cores in casting mould for cases of mining machinery |
| 07/25/2012 | CN101979182B Sand box with steel plate lining plates |
| 07/18/2012 | CN202336573U 一种浇铸模液压站 One kind of casting mold hydraulic station |
| 07/18/2012 | CN102581235A Multifunctional sand box for casting |
| 07/18/2012 | CN102581222A Shell, sand box and preparation method of shell |
| 07/11/2012 | CN202316931U 消失模钢管简易砂箱 LFC steel simple sand box |
| 07/11/2012 | CN101758167B Large-scale case scraping machine |
| 07/04/2012 | CN202291364U 一种用于负压铸造的砂箱 A vacuum casting sand box |
| 07/04/2012 | CN202291308U 自硬砂砂型定位装置 Sand Sand positioning device |
| 07/04/2012 | CN202291307U 新型铸造砂箱定位套 The new foundry sand box positioning sleeve |