IPC 7 English version B22D !A-B22D 17/32

IPC ⁷ English version

B22D-B22D01732

B22D 18/00 - B22D 47/02

SECTION B – PERFORMING OPERATIONS; TRANSPORTING

B 22

CASTING; POWDER METALLURGY

B 22 D

CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES (shaping of plastics or substances in a plastic state B29C; metallurgical processing, selection of substances to be added to metal C21, C22)

Note

In this subclass, any material to be cast is referred to as metal.

Subclass Index

PRELIMINARY TREATMENTS

B22D 1/00

INDICATING OR MEASURING

B22D 2/00

GENERAL CASTING PROCESSES; EQUIPMENT THEREFOR

Centrifugal casting

B22D 13/00

Pressure die casting or injection die casting

B22D 17/00

Pressure casting, vacuum casting

B22D 18/00

Other processes

B22D 15/00, B22D 23/00

CASTING CHARACTERISED BY THE PRODUCTS

Pig casting

B22D 3/00, B22D 5/00

Ingot casting

B22D 7/00, B22D 9/00

Continuous casting

B22D 11/00

Casting in, on, or around objects

B22D 19/00

Casting for other specified purposes

B22D 25/00

CASTING PARTICULAR METALS

B22D 21/00

AFTER-TREATMENTS

Of non-solidified metal

B22D 27/00

Removing from moulds

B22D 29/00

Cooling

B22D 30/00

Cutting-off surplus material

B22D 31/00

OTHER EQUIPMENT

For handling, for supplying

B22D 29/00, B22D 33/00, B22D 35/00, B22D 37/00, B22D 39/00, B22D 41/00

For cleaning

B22D 43/00

For other purposes

B22D 45/00

CONTROLLING OR SUPERVISING

B22D 46/00

CASTING PLANTS

B22D 47/00

Treatment of fused masses in the ladle or the supply runners before casting (features relating to gas injection, provided on closures of the sliding-gate type B22D 41/42, provided on pouring-nozzles B22D 41/58)

Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass [3]

Casting of pigs, i.e. metal castings suitable for subsequent melting; Similar casting

Pig or like casting (equipment for conveying molten metal B22D 35/00)

Moulding of beds

Machines or plants for pig or like casting

with rotary casting tables

with endless casting conveyers

Casting of ingots, i.e. metal castings suitable for subsequent rolling or forging

Casting ingots (equipment for conveying molten metal B22D 35/00)

Casting compound ingots of two or more different metals in the molten state, i.e. integrally cast

Casting hollow ingots

Ingot moulds or their manufacture

Divided ingot moulds

Hot tops therefor

Accessories, e.g. for sintering, for preventing splashing

Machines or plants for casting ingots

Particular casting processes; Machines or apparatus therefor

11/

Continuous casting of metals, i.e. casting in indefinite lengths (metal drawing, metal extruding B21C)

11/

without moulds, e.g. on molten surfaces [2]

11/

into open-ended moulds (B22D 11/06, B22D 11/07 take precedence; plants for continuous casting, e.g. for upwardly drawing the strand, B22D 11/14) [3]

11/

041

for vertical casting (B22D 11/043, B22D 11/049 to B22D 11/059 take precedence) [7]

11/

043

Curved moulds (B22D 11/049 to B22D 11/059 take precedence) [7]

11/

045

for horizontal casting (B22D 11/049 to B22D 11/059 take precedence) [7]

11/

047

Means for joining tundish to mould [7]

11/

049

for direct chill casting, e.g. electromagnetic casting [7]

11/

into moulds having adjustable walls [7]

11/

051

into moulds having oscillating walls [7]

11/

053

Means for oscillating the moulds [7]

11/

055

Cooling the moulds [7]

11/

057

Manufacturing or calibrating the moulds [7]

11/

059

Mould materials or platings [7]

11/

into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars (B22D 11/07 takes precedence) [3]

11/

Lubricating the moulds [3]

11/

Accessories for starting the casting procedure

11/

Supplying or treating molten metal (B22D 41/00 takes precedence) [1,7]

11/

103

Distributing the molten metal, e.g. using runners, floats, distributors [7]

11/

106

Shielding the molten jet [7]

11/

108

Feeding additives, powders, or the like [7]

11/

Treating the molten metal [7]

11/

111

by using protecting powders [7]

11/

112

by accelerated cooling [7]

11/

113

by vacuum treating [7]

11/

114

by using agitating or vibrating means (B22D 11/117 takes precedence) [7]

11/

115

by using magnetic fields [7]

11/

116

Refining the metal [7]

11/

117

by treating with gases (B22D 11/118, B22D 11/119 take precedence) [7]

11/

118

by circulating the metal under, over or around weirs (B22D 11/119 takes precedence) [7]

11/

119

by filtering [7]

11/

Accessories for subsequent treating or working cast stock in situ (rolling immediately subsequent to continuous casting B21B 1/46, B21B 13/22) [3]

11/

124

for cooling [2]

11/

126

for cutting [2]

11/

128

for removing [2]

11/

Plants for continuous casting, e.g. for upwardly drawing the strand

11/

Controlling or regulating processes or operations [2]

11/

for pouring (B22D 11/20 takes precedence) [4]

11/

for removing cast stock [4]

11/

for cooling cast stock or mould [4]

13/

Centrifugal casting; Casting by using centrifugal force

13/

of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis

13/

of shallow solid or hollow bodies, e.g. wheels or rings, in moulds rotating around their axis of symmetry

13/

of solid or hollow bodies in moulds rotating around an axis arranged outside of the mould

13/

in which a stationary mould is fed from a rotating mass of liquid metal

13/

Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings (making or lining moulds B22C)

13/

Controlling, supervising, specially adapted to centrifugal casting, e.g. for safety reasons [3]

15/

Casting using a mould or core of which a part significant to the process of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor (continuous casting of metals into open-ended moulds for direct chill casting B22D 11/049) [1,7]

15/

of cylinders, pistons, bearing shells or like thin-walled objects

15/

Machines or apparatus for chill casting (B22D 15/02 takes precedence)

17/

Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure [3]

17/

Hot chamber machines, i.e. with heated press chamber in which metal is melted

17/

Plunger machines

17/

Air injection machines

17/

Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled

17/

with horizontal press motion

17/

with vertical press motion

17/

Machines with evacuated die cavity

17/

specially adapted for casting slide fasteners or elements therefor

17/

Machines built up from units providing for different combinations

17/

Accessories; Details

17/

Dies (manufacture, see the appropriate class, e.g. B23P 15/24); Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies

17/

Accessories for locating and holding cores or inserts

17/

Mechanisms or devices for locking or opening dies

17/

Melting pots

17/

Accessories for supplying molten metal, e.g. in rations

17/

Controlling equipment

B22D 18/00 - B22D 47/02