{"e":{"id":289554,"source":"ia_catalogofcopyri351213libr","title":"POWDER WASHING, AN OXY-ACETYLENE PROCESS FOR FINISHING ROUGH CAST- INGS","header":"POWDER WASHING, AN OXY-ACETYLENE PROCESS FOR FINISHING ROUGH CAST- INGS. Union Carbide and Carbon Corp., 1951. 11 min., sd., color, 16mm. Summary: Explains how powder washing removes excess Surface material and is an economic method for finishing castings","year":1951,"reels":null,"feet":null,"sound":false,"credits":null,"notes":[],"line_start":15367,"line_end":15377,"source_text":"POWDER WASHING, AN OXY-ACETYLENE \nPROCESS FOR FINISHING ROUGH CAST- \nINGS. Union Carbide and Carbon Corp., \n1951. 11 min., sd., color, 16mm. \n\nSummary: Explains how powder washing \nremoves excess Surface material and is an \neconomic method for finishing castings. \n\n© Union: Carbide and Carbon Corp.; \n9Apr51; MP1168. ; ","source_meta":{"name":"Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1951","url":"https://archive.org/details/catalogofcopyri351213libr","cite":"Internet Archive catalogofcopyri351213libr (OCR text)","file":"/root/projects/publicreel/data/raw/cce_third_series/1951_catalogofcopyri351213libr_djvu.txt"},"ia_items":[],"ia_lookup":[],"atlas":[]},"regs":[{"id":308461,"entry_id":289554,"reg_number":"MP1168","series":4,"see_also":[],"reg_class":"MP","published":true,"claimant":"Union: Carbide and Carbon Corp","author":null,"deposit":null,"reg_date":"1951-04-09","part":null,"part_title":null,"source_line":15376,"raw":"ROUGH CAST- INGS. Union Carbide and Carbon Corp., 1951. 11 min., sd., color, 16mm. Summary: Explains how powder washing removes excess Surface material and is an economic method for finishing castings © Union: Carbide and Carbon Corp.; 9Apr51; MP1168","flags":[],"status":"no-renewal-found","pd_date":"1980-01-01","reason":"no renewal entry found for 1978-1980 or in the Copyright Office renewal records 1978-2025","match_kind":null,"match_confidence":null,"title_similarity":null,"renewals":[],"window":[1978,1979],"window_volumes":[{"year":1978,"ia_identifier":""},{"year":1979,"ia_identifier":""},{"year":1980,"ia_identifier":""}]}]}