Oil prices saw a decline leading to the lowest settlement in seven weeks due to weak demand and market pressures. Among China's top oil companies, PetroChina reported lower profit and revenue, contributing to mixed results within the industry. BP's profit fell in the third quarter, impacted by weak oil prices and refining margins. OMV also missed expectations with lower profit due to weak refining and oil trading. In contrast, Galp reported higher profits driven by a strong upstream performance. Eni, on the other hand, reduced profit outlook due to weak prices but aims to increase share buybacks. In other news, Beyond Aero raised $20 million in venture funding to develop hydrogen-powered electric jets, signaling a positive step towards sustainable aviation solutions. Thames Water proposed a $3.9 billion funding deal to continue its operations despite financial challenges. Eni sold a 25% stake in its biorefining unit to KKR for $3.2 billion. The article highlights various sector updates including oil prices, company performances, financial deals, and the emergence of innovative hydrogen technologies in the aviation industry.