{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9625601","patent":{"patent_number":"US-9625601","title":"Nuclear magnetic resonance rock sample analysis method and instrument with constant gradient field","assignee":null,"inventors":[],"filing_date":"2011-09-28T00:00:00.000Z","publication_date":"2017-04-18T00:00:00.000Z","cpc_codes":["G01N"],"num_claims":6,"abstract":"The present invention relates to a constant gradient field nuclear magnetic resonance (NMR) rock sample analysis method and instrument. The method includes: in a constant gradient magnetic field, performing NMR measurement to acquire data; converting the measured NMR data into a two-dimensional NMR spectrum D-T2; performing measurement and inversion on a standard sample of a constant gradient field to obtain a standard sample two-dimensional NMR spectrum D-T2; measuring the sample to acquire a two-dimensional NMR spectrum D-T2 of a fluid in the sample; identifying fluid types according to the practically measured two-dimensional NMR spectrum D-T2; computing the fluid property and the petrophysical parameters according to the two-dimensional NMR spectrum D-T2 of the fluid in the sample; performing single slice scanning on the sample to acquire partial oil and water saturation; performing continuous slice scanning to obtain axial oil and water saturation distribution and movable fluid saturation distribution of the sample."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Nuclear magnetic resonance rock sample analysis method and instrument with constant gradient field","description":"The present invention relates to a constant gradient field nuclear magnetic resonance (NMR) rock sample analysis method and instrument. The method includes: in a constant gradient magnetic field, perf","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9625601","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-9625601","citation_suggestion":"Patentable. \"Nuclear magnetic resonance rock sample analysis method and instrument with constant gradient field\" (US-9625601). https://patentable.app/patents/US-9625601","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9625601","json":"https://patentable.app/api/llm-context/US-9625601","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:02:09.395Z"}