Open-Hearth Furnace
A steelmaking process that allows for the production of very large batches of high-quality steel with greater control over chemistry, eventually supplanting the Bessemer process.
Core metadata
- ID: open_hearth_furnace
- Era: Industrial
- First known date: 1864 (exact)
- Region: Sireuil, France
- Review status: source_checked
- Maturity: N/A
Prerequisites
- Advanced Chemistry (advanced_chemistry)
- Bessemer Process (bessemer_process)
- Steel Production (steel_production)
- Thermodynamics (thermodynamics)
Dependents
- None.
Fields
- None.
Node sources
- Open-hearth process (Encyclopaedia Britannica, 2026, textbook) • Supports: node
Locator: Britannica states that Pierre and Emile Martin first used the Siemens regenerative furnace to produce steel at Sireuil, France, in 1864.
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 |
|---|---|---|---|---|---|
| Bessemer Process (bessemer_process) | enabling | 68% | expert_inference | Bessemer Process provides a capability that enables this technology without being the only possible path. | No sources recorded. |
| Thermodynamics (thermodynamics) | enabling | 68% | expert_inference | Thermodynamics provides a capability that enables this technology without being the only possible path. |
|
| Advanced Chemistry (advanced_chemistry) | enabling | 68% | expert_inference | Advanced Chemistry provides a capability that enables this technology without being the only possible path. |
|
| Steel Production (steel_production) | enabling | 68% | expert_inference | Steel Production provides a capability that enables this technology without being the only possible path. |
|
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