<titlePart> <text>SECTION B <emdash/> PERFORMING OPERATIONS</text> </titlePart> <titlePart> <text>TRANSPORTING</text> </titlePart> LIQUID/LIQUID, LIQUID/GAS OR GAS/GAS SEPARATION Method General operations by centrifugal force, using centrifuges or free-vortex apparatus using magnetic or electrostatic effect Apparatus General operations by centrifugal force, using centrifuges or free-vortex apparatus , using magnetic or electrostatic effect SOLID/LIQUID OR SOLID/GAS SEPARATION Method General operations by centrifugal force using centrifuges or free-vortex apparatus using magnetic or electrostatic effect Apparatus General operations by centrifugal force using centrifuges or free-vortex apparatus , using magnetic or electrostatic effect SOLID/SOLID SEPARATION Method Dry methods material in bulk Individual sorting Screening, sifting, pneumatic sorting using pneumatic tables or jigs by magnetic or electrostatic effect by centrifugal force using centrifuges or free-vortex apparatus Wet methods General operations flotation, differential sedimentation screening Combinations Dry methods - wet methods Apparatus Dry methods material in bulk Individual sorting Screening, sifting, pneumatic sorting using pneumatic tables or jigs by magnetic or electrostatic effect by centrifugal force using centrifuges or free-vortex apparatus , Wet methods General operations flotation, differential sedimentation screening Combinations Dry methods - wet methods <titlePart> <text>SHAPING</text> </titlePart> <titlePart> <text>CASTING</text> </titlePart> <titlePart> <text>POWDER METALLURGY</text> </titlePart> <titlePart> <text>FOUNDRY MOULDING</text> <entryReference>moulding refractory materials in general <sref ref="B28B"/></entryReference> </titlePart> 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. PATTERNS, MANUFACTURE THEREOF , MOULDS, CORES, GENERAL MOULDING PROCESSES; COMPOSITIONS FOR MOULDS AND CORES ; , MOULDING MACHINES, PROCESSES INVOLVING THESE MACHINES MOULDING PLANTS TOOLS OR OTHER DEVICES , , <titlePart> <text>Compositions of refractory mould or core materials</text> </titlePart> <titlePart> <text>Grain structures thereof</text> <entryReference>refractory materials in general <sref ref="C04B0035000000"/></entryReference> </titlePart> <titlePart> <text>Chemical or physical features in the formation or manufacture of moulds</text> </titlePart> <titlePart> <text>characterised by additives for special purposes, e.g. indicators, breakdown additives</text> </titlePart> <titlePart> <text>for protection of the casting, e.g. against decarbonisation</text> </titlePart> <titlePart> <text>for casting extremely oxidisable metals</text> </titlePart> <titlePart> <text>for decreasing shrinkage of the mould, e.g. for investment casting</text> </titlePart> <titlePart> <text>for influencing the hardening tendency of the mould material</text> <entryReference>influencing the hardening tendency of the binding agent only <sref ref="B22C0001160000"/></entryReference> </titlePart> <titlePart> <text>for manufacturing permanent moulds or cores</text> </titlePart> <titlePart> <text>for separating the pattern from the mould</text> </titlePart> <titlePart> <text>characterised by the use of binding agents</text> </titlePart> <titlePart> <text>Mixtures of binding agents</text> </titlePart> <titlePart> <text>of inorganic agents</text> </titlePart> <titlePart> <text>of organic agents</text> </titlePart> <titlePart> <text>of resins or rosins</text> </titlePart> <titlePart> <text>of oily or fatty substances</text> </titlePart> <titlePart> <text>of distillation residues therefrom</text> </titlePart> <titlePart> <text>of carbohydrates</text> </titlePart> <titlePart> <text>of distillation residues therefrom</text> </titlePart> <titlePart> <text>Selection of compositions for coating the surfaces of moulds, cores, or patterns</text> </titlePart> <titlePart> <text>specially adapted for vacuum-sealed moulding</text> </titlePart> <titlePart> <text>Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose</text> <entryReference>of general applicability, <u>see</u> the relevant places, e.g. for material with water-setting properties <sref ref="B28C"/></entryReference> </titlePart> <titlePart> <text>Dressing by centrifuging essentially or additionally</text> </titlePart> <titlePart> <text>by grinding, blending, mixing, kneading, or stirring</text> </titlePart> <titlePart> <text>by sieving or magnetic separating</text> </titlePart> <titlePart> <text>by sprinkling, cooling, or drying</text> </titlePart> <titlePart> <text>by dust separating</text> </titlePart> <titlePart> <text>for filling flasks</text> <entryReference>in combination with compacting <mref ref="B22C0015200000" endRef="B22C0015280000"/></entryReference> </titlePart> <titlePart> <text>during vacuum-sealed moulding</text> </titlePart> <titlePart> <text>Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material</text> </titlePart> <titlePart> <text>with conveyers or other equipment for feeding the material</text> </titlePart> <titlePart> <text>Plants for preparing mould materials</text> </titlePart> <titlePart> <text>Patterns</text> </titlePart> <titlePart> <text>Manufacture thereof so far as not provided for in other classes</text> </titlePart> <titlePart> <text>Lost patterns</text> </titlePart> <titlePart> <text>Pattern plates</text> </titlePart> <titlePart> <text>for vacuum-sealed moulding</text> </titlePart> <titlePart> <text>Core boxes</text> </titlePart> <titlePart> <text>Moulds or cores</text> <entryReference>uniquely adapted to particular casting processes <sref ref="B22D"/></entryReference> </titlePart> <titlePart> <text>Moulding processes</text> <entryReference>processes involving the use of particular moulding machines, <u>see</u> the relevant groups for these machines</entryReference> </titlePart> <titlePart> <text>Sand moulds or like moulds for shaped castings</text> </titlePart> <titlePart> <text>formed by vacuum-sealed moulding</text> </titlePart> <titlePart> <text>Use of lost patterns</text> </titlePart> <titlePart> <text>Permanent moulds for shaped castings</text> <entryReference>moulds for ingots <sref ref="B22D0007060000"/></entryReference> </titlePart> <titlePart> <text>Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates</text> </titlePart> <titlePart> <text>Cores</text> </titlePart> <titlePart> <text>Manufacture or installation of cores</text> </titlePart> <titlePart> <text>for vacuum-sealed moulding</text> </titlePart> <titlePart> <text>Treating moulds or cores, e.g. drying, hardening</text> </titlePart> <titlePart> <text>Equipment or plant specially adapted for drying moulds or cores</text> <entryReference><sref ref="B22C0013080000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>Movable drying equipment</text> </titlePart> <titlePart> <text>Finishing</text> </titlePart> <titlePart> <text>Stack moulds, i.e. arrangement of multiple moulds or flasks</text> </titlePart> <titlePart> <text>Moulds for peculiarly-shaped castings</text> </titlePart> <titlePart> <text>for hollow articles</text> </titlePart> <titlePart> <text>for ribbed tubes</text> </titlePart> <titlePart> <text>for radiators</text> </titlePart> <titlePart> <text>for wheels, rolls, or rollers</text> </titlePart> <titlePart> <text>for chains</text> </titlePart> <titlePart> <text>Moulding machines for making moulds or cores</text> </titlePart> <titlePart> <text>Moulding machines<nbsp/>for making moulds or cores,<nbsp/>characterised by the relative arrangement of their parts</text> </titlePart> <titlePart> <text>Machines in which the moulds are moved during a cycle of successive operations</text> </titlePart> <titlePart> <text>by a horizontal rotary table or carrier</text> </titlePart> <titlePart> <text>by a vertical rotary carrier</text> </titlePart> <titlePart> <text>by non-rotary conveying means, e.g. by travelling platforms</text> </titlePart> <titlePart> <text>with one or more flasks forming part of the machine, from which only the sand moulds made by compacting are removed</text> </titlePart> <titlePart> <text>Moulding machines able to travel</text> </titlePart> <titlePart> <text>Moulding machines for making moulds or cores of particular shapes</text> </titlePart> <titlePart> <text>equipped with templates, e.g. for sweeping operation</text> </titlePart> <titlePart> <text>with rotary templates, e.g. arranged on a pillar</text> </titlePart> <titlePart> <text>with non-rotary template and rotary flask</text> </titlePart> <titlePart> <text>for shell moulds or shell cores</text> </titlePart> <titlePart> <text>for pipes or elongated hollow articles</text> </titlePart> <titlePart> <text>for cores</text> </titlePart> <titlePart> <text>by sweeping, turning, or coating</text> </titlePart> <titlePart> <text>by pressing through a die</text> </titlePart> <titlePart> <text>Moulding machines for making moulds or cores, characterised by the compacting mechanism</text> </titlePart> <titlePart> <text>Accessories therefor</text> </titlePart> <titlePart> <text>Compacting by pressing devices only</text> </titlePart> <titlePart> <text>involving muscle power, e.g. hand-operated levers</text> </titlePart> <titlePart> <text>involving mechanical gearings, e.g. crank gears</text> <entryReference><sref ref="B22C0015040000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>involving pneumatic or hydraulic mechanisms</text> </titlePart> <titlePart> <text>Compacting by jarring devices only</text> </titlePart> <titlePart> <text>involving mechanical gearings</text> </titlePart> <titlePart> <text>involving pneumatic or hydraulic mechanisms</text> </titlePart> <titlePart> <text>the machine having special provision for reducing shock to its frame</text> </titlePart> <titlePart> <text>by means of separate shock-absorbers</text> </titlePart> <titlePart> <text>Compacting by centrifugal forces only, e.g. in sand slingers</text> </titlePart> <titlePart> <text>Compacting by gas pressure or vacuum</text> </titlePart> <titlePart> <text>involving blowing devices in which the mould material is supplied in the form of loose particles</text> </titlePart> <titlePart> <text>involving propulsion devices in which the mould material is supplied in the shape of a compacted column or the like</text> </titlePart> <titlePart> <text>Compacting after charge of the mould material</text> </titlePart> <titlePart> <text>involving explosive combustion</text> </titlePart> <titlePart> <text>involving the storage of gas under pressure</text> </titlePart> <titlePart> <text>by vacuum, e.g. vacuum-sealed moulding processes</text> </titlePart> <titlePart> <text>Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing</text> </titlePart> <titlePart> <text>by both pressing and jarring devices</text> </titlePart> <titlePart> <text>involving mechanical gearing only</text> </titlePart> <titlePart> <text>involving pneumatic or hydraulic mechanisms only</text> </titlePart> <titlePart> <text>Moulding machines for making moulds or cores, characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate</text> </titlePart> <titlePart> <text>Moulding machines with pin lifting arrangement</text> </titlePart> <titlePart> <text>Drop-plate moulding machines</text> </titlePart> <titlePart> <text>Moulding machines using stripping plates</text> </titlePart> <titlePart> <text>Stripping plates</text> </titlePart> <titlePart> <text>Moulding machines with mechanisms to turn over the pattern plate or the mould around a horizontal axis</text> </titlePart> <titlePart> <text>Turning-over pattern plate and flask only</text> <entryReference><sref ref="B22C0017140000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>Turning-over pattern plate, flask, and compacting device as a unit</text> <entryReference><sref ref="B22C0017140000"/> takes precedence</entryReference> </titlePart> <titlePart> <text>arranged to one side of the mould table, so-called roll-over table moulding machines</text> </titlePart> <titlePart> <text>Components or accessories for moulding machines for making moulds or cores</text> </titlePart> <titlePart> <text>Devices for applying sealing coating</text> </titlePart> <titlePart> <text>Mould tables</text> </titlePart> <titlePart> <text>Controlling devices specially designed for moulding machines</text> </titlePart> <titlePart> <text>Devices for rapping or loosening the pattern</text> </titlePart> <titlePart> <text>Flasks</text> </titlePart> <titlePart> <text>Accessories therefor</text> <entryReference>stripping plates <sref ref="B22C0017060000"/></entryReference> </titlePart> <titlePart> <text>for vacuum-sealed moulding</text> </titlePart> <titlePart> <text>Sectional flasks, i.e. with divided, articulated, or interchangeable side sections</text> </titlePart> <titlePart> <text>Upset frames</text> </titlePart> <titlePart> <text>Bottom boards or mould boards</text> <entryReference>pattern plates <sref ref="B22C0007040000"/></entryReference> </titlePart> <titlePart> <text>Bottom boards or mould boards</text> </titlePart> <titlePart> <text>Clamping equipment</text> </titlePart> <titlePart> <text>Guiding equipment</text> </titlePart> <titlePart> <text>Accessories</text> </titlePart> <titlePart> <text>for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars</text> </titlePart> <titlePart> <text>Tools</text> </titlePart> <titlePart> <text>Devices not mentioned before for moulding</text> </titlePart> <titlePart> <text>Devices for coating moulds or cores</text> </titlePart> <titlePart> <text>Foundry moulding plants</text> <entryReference>for preparing mould materials <sref ref="B22C0005180000"/></entryReference> <entryReference>in combination with casting plants <sref ref="B22D0047020000"/></entryReference> </titlePart>