|  | B |
SECTION B — PERFORMING OPERATIONS; TRANSPORTING

SHAPING

|  | B22 |
CASTING; POWDER METALLURGY

|  | B22C |
FOUNDRY MOULDING (moulding refractory materials in general Fulltext... Hierarchy... Expanded...B28B)

|  | B22C |
Note(s) This subclass covers: the making of moulds for casting metals or of other refractory moulds; selection or preparation of materials therefor; the necessary patterns, processes, machines, accessory devices or tools.

|  | B22C 1/00 |
Compositions of refractory mould or core materials; Grain structures thereof (refractory materials in general Fulltext... Hierarchy... Expanded...C04B 35/00); Chemical or physical features in the formation or manufacture of moulds

|  | B22C 1/02 |
· | characterised by additives for special purposes, e.g. indicators, break-down additives

|  | B22C 1/04 |
· · | for protection of the casting, e.g. against decarbonisation

|  | B22C 1/06 |
· · · | for casting extremely oxidisable metals

|  | B22C 1/08 |
· · | for decreasing shrinkage of the mould, e.g. for investment casting

|  | B22C 1/10 |
· · | for influencing the hardening tendency of the mould material (influencing the hardening tendency of the binding agent only Fulltext... Hierarchy... Expanded...B22C 1/16)

|  | B22C 1/12 |
· · | for manufacturing permanent moulds or cores

|  | B22C 1/14 |
· · | for separating the pattern from the mould

|  | B22C 1/16 |
· | characterised by the use of binding agents; Mixtures of binding agents

|  | B22C 1/18 |
· · | of inorganic agents

|  | B22C 1/20 |
· · | of organic agents

|  | B22C 1/22 |
· · · | of resins or rosins

|  | B22C 1/24 |
· · · | of oily or fatty substances; of distillation residues therefrom

|  | B22C 1/26 |
· · · | of carbohydrates; of distillation residues therefrom

|  | B22C 3/00 |
Selection of compositions for coating the surfaces of moulds, cores, or patterns

|  | B22C 5/00 |
Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose (of general applicability, see the relevant places, e.g. for material with water-setting properties Fulltext... Hierarchy... Expanded...B28C)

|  | B22C 5/02 |
· | Dressing by centrifuging essentially or additionally

|  | B22C 5/04 |
· | by grinding, blending, mixing, kneading, or stirring

|  | B22C 5/06 |
· | by sieving or magnetic separating

|  | B22C 5/08 |
· | by sprinkling, cooling, or drying

|  | B22C 5/10 |
· | by dust separating

|  | B22C 5/12 |
· | for filling flasks (in combination with compacting Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...B22C 15/20-B22C 15/28)

|  | B22C 5/14 |
· | Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material

|  | B22C 5/16 |
· · | with conveyers or other equipment for feeding the material

|  | B22C 5/18 |
· | Plants for preparing mould materials

|  | B22C 7/00 |
Patterns; Manufacture thereof so far as not provided for in other classes

|  | B22C 7/02 |
· | Lost patterns

|  | B22C 7/04 |
· | Pattern plates

|  | B22C 7/06 |
· | Core boxes

|  | B22C 9/00 |
Moulds or cores (uniquely adapted to particular casting processes Fulltext... Hierarchy... Expanded...B22D); Moulding processes (processes involving the use of particular moulding machines, see the relevant groups for these machines)

|  | B22C 9/02 |
· | Sand moulds or like moulds for shaped castings

|  | B22C 9/04 |
· · | Use of lost patterns

|  | B22C 9/06 |
· | Permanent moulds for shaped castings (moulds for ingots Fulltext... Hierarchy... Expanded...B22D 7/06)

|  | B22C 9/08 |
· | Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates

|  | B22C 9/10 |
· | Cores; Manufacture or installation of cores

|  | B22C 9/12 |
· | Treating moulds or cores, e.g. drying, hardening

|  | B22C 9/14 |
· · | Equipment or plant specially designed for drying moulds or cores (Fulltext... Hierarchy... Expanded...B22C 13/08 takes precedence)

|  | B22C 9/16 |
· · · | Movable drying equipment

|  | B22C 9/18 |
· | Finishing

|  | B22C 9/20 |
· | Stack moulds, i.e. arrangement of multiple moulds or flasks

|  | B22C 9/22 |
· | Moulds for peculiarly-shaped castings

|  | B22C 9/24 |
· · | for hollow articles

|  | B22C 9/26 |
· · · | for ribbed tubes; for radiators

|  | B22C 9/28 |
· · | for wheels, rolls, or rollers

|  | B22C 9/30 |
· · | for chains

|  | B22C 11/00 - B22C 25/00 |
Moulding machines for making moulds or cores

|  | B22C 11/00 |
Moulding machines characterised by the relative arrangement of the parts of same

|  | B22C 11/02 |
· | Machines in which the moulds are moved during a cycle of successive operations

|  | B22C 11/04 |
· · | by a horizontal rotary table or carrier

|  | B22C 11/06 |
· · | by a vertical rotary carrier

|  | B22C 11/08 |
· · | by non-rotary conveying means, e.g. by travelling platforms

|  | B22C 11/10 |
· | with one or more flasks forming part of the machine, from which only the sand moulds made by compacting are removed

|  | B22C 11/12 |
· | Moulding machines able to travel

|  | B22C 13/00 |
Moulding machines for making moulds or cores of particular shapes

|  | B22C 13/02 |
· | equipped with templates, e.g. for sweeping operation

|  | B22C 13/04 |
· · | with rotary templates, e.g. arranged on a pillar

|  | B22C 13/06 |
· · | with non-rotary template and rotary flask

|  | B22C 13/08 |
· | for shell moulds or shell cores

|  | B22C 13/10 |
· | for pipes or elongated hollow articles

|  | B22C 13/12 |
· | for cores

|  | B22C 13/14 |
· · | by sweeping, turning, or coating

|  | B22C 13/16 |
· · | by pressing through a die

|  | B22C 15/00 |
Moulding machines characterised by the compacting mechanism; Accessories therefor

|  | B22C 15/02 |
· | Compacting by pressing devices only

|  | B22C 15/04 |
· · | involving muscle power, e.g. hand-operated levers

|  | B22C 15/06 |
· · | involving mechanical gearings, e.g. crank gears (Fulltext... Hierarchy... Expanded...B22C 15/04 takes precedence)

|  | B22C 15/08 |
· · | involving pneumatic or hydraulic mechanisms

|  | B22C 15/10 |
· | Compacting by jarring devices only (features of the jarring devices per se Fulltext... Hierarchy... Expanded...B06B)

|  | B22C 15/12 |
· · | involving mechanical gearings

|  | B22C 15/14 |
· · | involving pneumatic or hydraulic mechanisms

|  | B22C 15/16 |
· · · | the machine having special provision for reducing shock to its frame

|  | B22C 15/18 |
· · · · | by means of separate shock-absorbers

|  | B22C 15/20 |
· | Compacting by centrifugal forces only, e.g. in sand slingers

|  | B22C 15/22 |
· | Compacting during the charge of the mould material by air pressure or vacuum

|  | B22C 15/24 |
· · | involving blowing devices in which the material is supplied in the form of loose particles

|  | B22C 15/26 |
· · | involving propulsion devices in which the material is supplied in the shape of a compacted column or the like

|  | B22C 15/28 |
· | Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing

|  | B22C 15/30 |
· · | by both pressing and jarring devices

|  | B22C 15/32 |
· · · | involving mechanical gearing only

|  | B22C 15/34 |
· · · | involving pneumatic or hydraulic mechanisms only

|  | B22C 17/00 |
Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate

|  | B22C 17/02 |
· | Moulding machines with pin lifting arrangement

|  | B22C 17/04 |
· | Drop-plate moulding machines

|  | B22C 17/06 |
· | Moulding machines using stripping plates; Stripping plates

|  | B22C 17/08 |
· | Moulding machines with mechanisms to turn over the pattern plate or the mould around a horizontal axis

|  | B22C 17/10 |
· · | Turning-over pattern plate and flask only (Fulltext... Hierarchy... Expanded...B22C 17/14 takes precedence)

|  | B22C 17/12 |
· · | Turning-over pattern plate, flask, and compacting device as a unit (Fulltext... Hierarchy... Expanded...B22C 17/14 takes precedence)

|  | B22C 17/14 |
· · | arranged to one side of the mould table, so-called roll-over table moulding machines

|  | B22C 19/00 |
Components or accessories for moulding machines

|  | B22C 19/02 |
· | Mould tables

|  | B22C 19/04 |
· | Controlling devices specially designed for moulding machines

|  | B22C 19/06 |
· | Devices for rapping or loosening the pattern (vibratory features per se Fulltext... Hierarchy... Expanded...B06B)

|  | B22C 21/00 |
Flasks; Accessories therefor (stripping plates Fulltext... Hierarchy... Expanded...B22C 17/06)

|  | B22C 21/02 |
· | Sectional flasks, i.e. with divided, articulated, or interchangeable side sections

|  | B22C 21/04 |
· | Upset frames; Bottom boards or mould boards (pattern plates Fulltext... Hierarchy... Expanded...B22C 7/04)

|  | B22C 21/06 |
· · | Bottom boards or mould boards

|  | B22C 21/08 |
· | Clamping equipment

|  | B22C 21/10 |
· | Guiding equipment

|  | B22C 21/12 |
· | Accessories

|  | B22C 21/14 |
· · | for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars

|  | B22C 23/00 |
Tools; Devices not mentioned before for moulding

|  | B22C 23/02 |
· | Devices for coating moulds or cores

|  | B22C 25/00 |
Foundry moulding plants (for preparing mould materials Fulltext... Hierarchy... Expanded...B22C 5/18; in combination with casting plants Fulltext... Hierarchy... Expanded...B22D 47/02)