Global Enhanced Oil Recovery Chemical Market Size, Share, Analysis By Chemical Type (Polymers including Hydrolyzed Polyacrylamide and Biopolymers, Surfactants including Anionic, Non-ionic and Amphoteric, Alkaline Chemicals, Specialty Support Chemicals), By EOR Method (Polymer Flooding, Surfactant-Polymer Flooding, Alkaline-Surfactant-Polymer Flooding, Microbial EOR), By Application (Onshore Oilfields, Offshore Fields), By End-User (National Oil Companies, International Oil Companies, Independent Oil Companies) Industry Region & Key Players – Market Dynamics, Competitive Strategies, Technology Trends & Forecast 2026–2034