{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9718017","patent":{"patent_number":"US-9718017","title":"Multi-filter chemical speciation sampler and virtual impaction particle separation inlet therefore","assignee":null,"inventors":[],"filing_date":"2013-09-23T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["G01N","G01N"],"num_claims":10,"abstract":"A multi-filter chemical speciation sampler and a virtual impaction particle separation inlet therefore are provided. The inlet includes a housing having a bottom, a collection tube that extends through the bottom, and collection apertures formed in the bottom, arranged around the collection tube; a first plate disposed on top of the housing, having acceleration nozzles disposed at the perimeter thereof; a second plate disposed in the housing below the first plate, having a central aperture and separation apertures disposed around the central aperture. The sampler includes: an inlet; a virtual impaction separator to further fractionate the PM into a course fraction and a fine fraction; a first separation assembly to divide the course fraction into coarse aliquots, comprising first filters to collect the coarse aliquots; a second separation assembly to divide the fine fraction into fine aliquots, comprising second filters to collect the fine aliquots."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Multi-filter chemical speciation sampler and virtual impaction particle separation inlet therefore","description":"A multi-filter chemical speciation sampler and a virtual impaction particle separation inlet therefore are provided. The inlet includes a housing having a bottom, a collection tube that extends throug","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9718017","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-9718017","citation_suggestion":"Patentable. \"Multi-filter chemical speciation sampler and virtual impaction particle separation inlet therefore\" (US-9718017). https://patentable.app/patents/US-9718017","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9718017","json":"https://patentable.app/api/llm-context/US-9718017","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:53:57.679Z"}