Statements (20)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:pyrometric_cone | 
| gptkbp:alsoKnownAs | pyrometric cones | 
| gptkbp:firstProduced | 1896 | 
| gptkbp:function | bending at specific temperature and heatwork | 
| gptkbp:indication | maturity of ceramic wares | 
| gptkbp:inventedBy | gptkb:Edward_Orton_Jr. | 
| gptkbp:manufacturer | gptkb:Westerville,_Ohio,_USA gptkb:Edward_Orton_Jr._Ceramic_Foundation | 
| gptkbp:material | gptkb:ceramics | 
| gptkbp:measures | heatwork (temperature and time) | 
| gptkbp:range | cone 022 to cone 42 | 
| gptkbp:shape | triangular pyramid | 
| gptkbp:used_in | gptkb:ceramics potters ceramists kiln operators | 
| gptkbp:usedFor | measuring heatwork in kilns | 
| gptkbp:bfsParent | gptkb:Orton_Pyrometric_Cones | 
| gptkbp:bfsLayer | 8 | 
| https://www.w3.org/2000/01/rdf-schema#label | Orton cones |