Blast Furnace
A tall furnace capable of producing large quantities of high-quality cast iron by using a continuous blast of hot air, often powered by water-driven bellows.
Core metadata
- ID: blast_furnace
- Era: Medieval
- First known date: 1100 (century)
- Region: Norberg/Bergslagen, Sweden
- Review status: source_checked
- Maturity: N/A
Prerequisites
- Advanced Metallurgy (Medieval) (advanced_metallurgy_medieval)
- Iron Working (iron_working)
- Masonry (masonry)
- Watermills (watermills)
Dependents
- Bessemer Steel Conversion (bessemer_steel_conversion)
- Experimental Mining Assays (experimental_mining_assays)
- Furnace Technology (High Temperature) (furnace_technology_high_temp)
- Industrial Iron Production (iron_production)
- Plate Armor (plate_armor)
- Steam Engine (steam_engine)
- Steel Production (steel_production)
- Water-Powered Blast Furnaces (water_powered_blast_furnaces)
Fields
- None.
Node sources
- The blast furnace in earlier times (Jernkontoret, 2018, official_agency) • Supports: node
Locator: Jernkontoret states that Swedish blast-furnace technique was used as early as the 12th century and cites Lapphyttan evidence at the end of the 12th century.
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 4
- Average edge confidence: 68%
- Prerequisite sources: 3
- expert_inference: 4
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Advanced Metallurgy (Medieval) (advanced_metallurgy_medieval) | enabling | 68% | expert_inference | Advanced Metallurgy (Medieval) provides a capability that enables this technology without being the only possible path. | No sources recorded. |
| Iron Working (iron_working) | enabling | 68% | expert_inference | Iron Working provides a capability that enables this technology without being the only possible path. |
|
| Watermills (watermills) | enabling | 68% | expert_inference | Watermills provides a capability that enables this technology without being the only possible path. |
|
| Masonry (masonry) | enabling | 68% | expert_inference | Masonry provides a capability that enables this technology without being the only possible path. |
|
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