{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11965995","patent":{"patent_number":"US-11965995","title":"Multi-physical field imaging method and system based on PET-CT and DAS","assignee":null,"inventors":[],"filing_date":"2023-05-22T00:00:00.000Z","publication_date":"2024-04-23T00:00:00.000Z","cpc_codes":["G01N","G01N","G01N","G01N","G01N","A61B","G01N","G01N","G01N","G01N","G01N","G01N","G01N","G01N","G01N"],"num_claims":10,"abstract":"Embodiments of the present disclosure provide a multi-physical field imaging method based on PET-CT and DAS, comprising: wrapping distributed acoustic sensors on a surface of a non-metallic sample to be tested, and then placing them in a pressure device; loading triaxial pressures; preparing a tracer fluid; pumping the tracer fluid into the non-metallic sample; collecting PET images and CT images of internal structure of the non-metallic sample, meanwhile, monitoring internal acoustic emission events of the non-metallic sample in real time; combining the PET images with the CT images, to obtain PET/CT images; locating the acoustic emission events, and obtaining occurrence time and spatial location of internal structural perturbations; and analyzing a mechanism of fluid-solid coupling effect in the non-metallic sample under loaded stress. The imaging method and system of the present disclosure can accurately and reliably image the fluid-solid coupling process in the material."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multi-physical field imaging method and system based on PET-CT and DAS","description":"Embodiments of the present disclosure provide a multi-physical field imaging method based on PET-CT and DAS, comprising: wrapping distributed acoustic sensors on a surface of a non-metallic sample to ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11965995","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11965995","citation_suggestion":"Patentable. \"Multi-physical field imaging method and system based on PET-CT and DAS\" (US-11965995). https://patentable.app/patents/US-11965995","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11965995","json":"https://patentable.app/api/llm-context/US-11965995","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T10:35:35.355Z"}