Wastewater purification

By using deoxygenation catalysts like zeolites and heteropolyacids to deoxygenate organic compounds in industrial wastewater, the method addresses the challenge of costly processing, achieving efficient and cost-effective wastewater treatment and recycling.

WO2026131671A1PCT designated stage Publication Date: 2026-06-25BRITISH PETROLEUM CO PLC

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
BRITISH PETROLEUM CO PLC
Filing Date
2025-12-15
Publication Date
2026-06-25

AI Technical Summary

Technical Problem

Industrial process plants produce significant amounts of wastewater contaminated with organic compounds, which require extensive processing to meet environmental standards, increasing costs and energy consumption.

Method used

Incorporating a deoxygenation catalyst, such as zeolites, heteropolyacids, or silicoaluminophosphate molecular sieves, to deoxygenate oxygenated organic compounds in wastewater streams, reducing their concentration and transforming them into non-polar hydrocarbons, thereby minimizing further processing needs.

Benefits of technology

The method significantly reduces the concentration of oxygenated organic compounds, simplifies wastewater treatment, and recycles valuable components, leading to cost savings and improved environmental compliance.

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Abstract

Disclosed herein is a method of processing a wastewater stream, the process comprising providing a wastewater stream from an industrial process plant, the wastewater stream comprising water and oxygenated organic compounds; contacting a first portion of the oxygenated organic compounds in the wastewater stream with a deoxygenation catalyst; and deoxygenating at least some of the first portion of the oxygenated organic compounds in the wastewater stream at the deoxygenation catalyst to thereby lower the concentration of the oxygenated organic compounds in the wastewater stream Also disclosed is a use and system.
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