skos:altLabel | - Occidental
- Hooker Chemical Company
- Cities Services
- Midcon Corporation
- OXY
- Occidental Chemical
- Occidental Chemical Corporation
- Occidental Chemicals
- Occidental Leasing
- Occidental Petroleum (Caledonia) Limited
- Occidental Petroleum Company
- Occidental Petroleum Corp.'s
- Occidental Petroleum Corporation
- Occidental Petroleum Corporation (Oxy)
- Occidental Petroleum MIS
- Occidental group
- Occidental of Britain Inc.
- Occidental.
- Occidental_Petroleum#Controversies
- Occidental_Petroleum#Environmental_record
- Occidental’s
- Oxy
- Vintage Petroleum
- Vintage Production
- Vintage Production, LLC.
- process developed by the Occidental Petroleum
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