Linde Air Products uranium facilities
E100262
The Linde Air Products uranium facilities were industrial plants in Tonawanda, New York, that processed uranium ore and concentrates for the U.S. atomic bomb program during the Manhattan Project.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Linde Air Products uranium facilities canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T847327 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Linde Air Products uranium facilities Context triple: [Manhattan Project sites, hasPart, Linde Air Products uranium facilities]
-
A.
Paducah Gaseous Diffusion Plant
The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
-
B.
Hanford production reactors
The Hanford production reactors were a series of plutonium-producing nuclear reactors built during and after World War II at the Hanford Site in Washington State as part of the U.S. nuclear weapons program.
-
C.
Y-12 National Security Complex
The Y-12 National Security Complex is a U.S. Department of Energy facility central to nuclear weapons production, uranium processing, and national security operations.
-
D.
K-West Reactor
K-West Reactor is one of the plutonium production reactors at the Hanford Site in Washington State, historically used to support the U.S. nuclear weapons program.
-
E.
Savannah River Site
Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Linde Air Products uranium facilities Target entity description: The Linde Air Products uranium facilities were industrial plants in Tonawanda, New York, that processed uranium ore and concentrates for the U.S. atomic bomb program during the Manhattan Project.
-
A.
Paducah Gaseous Diffusion Plant
The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
-
B.
Hanford production reactors
The Hanford production reactors were a series of plutonium-producing nuclear reactors built during and after World War II at the Hanford Site in Washington State as part of the U.S. nuclear weapons program.
-
C.
Y-12 National Security Complex
The Y-12 National Security Complex is a U.S. Department of Energy facility central to nuclear weapons production, uranium processing, and national security operations.
-
D.
K-West Reactor
K-West Reactor is one of the plutonium production reactors at the Hanford Site in Washington State, historically used to support the U.S. nuclear weapons program.
-
E.
Savannah River Site
Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
Manhattan Project site
ⓘ
uranium processing facility ⓘ |
| associatedWith |
Manhattan Engineer District of the U.S. Army Corps of Engineers
ⓘ
surface form:
Manhattan Engineer District
U.S. Army Corps of Engineers ⓘ U.S. Department of Energy ⓘ U.S. nuclear weapons legacy sites ⓘ early U.S. nuclear industry ⓘ nuclear weapons production complex ⓘ uranium metallurgy research and development ⓘ |
| classification | former nuclear weapons production support facility ⓘ |
| cleanupManagedBy | U.S. Army Corps of Engineers ⓘ |
| contributedTo | production of fissile material for nuclear weapons ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| era | 1940s ⓘ |
| hasEnvironmentalIssue |
groundwater contamination
ⓘ
radioactive contamination ⓘ soil contamination ⓘ |
| hasRemediationStatus | environmental cleanup site ⓘ |
| hasRisk | radiological exposure risk (historical) ⓘ |
| historicalUse | processing of uranium-bearing ores for government contracts ⓘ |
| locatedAt | former Linde Air Products plant site ⓘ |
| locatedIn |
Erie County, New York
NERFINISHED
ⓘ
Tonawanda, New York ⓘ |
| operatedBy | Linde Air Products Company ⓘ |
| operatedFor | U.S. atomic bomb program ⓘ |
| partOf |
Manhattan Project
ⓘ
United States nuclear weapons complex ⓘ
surface form:
U.S. nuclear weapons infrastructure
|
| product |
processed uranium feed material
ⓘ
uranium oxide intermediates ⓘ |
| regulatedBy |
U.S. Department of Energy
ⓘ
U.S. Nuclear Regulatory Commission ⓘ |
| subjectOf | Formerly Utilized Sites Remedial Action Program ⓘ |
| timePeriod | World War II ⓘ |
| usedFor |
feed material preparation for uranium enrichment
ⓘ
production of uranium compounds ⓘ support of nuclear weapons development ⓘ uranium concentrate processing ⓘ uranium ore processing ⓘ |
| usedMaterial |
uranium concentrates
ⓘ
uranium ore ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Linde Air Products uranium facilities Description of subject: The Linde Air Products uranium facilities were industrial plants in Tonawanda, New York, that processed uranium ore and concentrates for the U.S. atomic bomb program during the Manhattan Project.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.