Sam Ramrattan

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Kalamazoo, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Filtering check valve for metal casting
- Patent number 9,931,693
- Issue date Apr 3, 2018
- ASK CHEMICALS LLC
- Lee R. Horvath
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Patternless sand mold and core formation for rapid casting
- Patent number 9,901,977
- Issue date Feb 27, 2018
- The Board of Trustees of Western Michigan University
- Hemant Bohra
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FILTERING CHECK VALVE FOR METAL CASTING
- Publication number 20160067773
- Publication date Mar 10, 2016
- ASK CHEMICALS L.P.
- Lee R. HORVATH
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PATTERNLESS SAND MOLD AND CORE FORMATION FOR RAPID CASTING
- Publication number 20150321246
- Publication date Nov 12, 2015
- WESTERN MICHIGAN UNIVERSITY RESEARCH FOUNDATION
- Hemant Bohra
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR GREEN SAND MOLDING
- Publication number 20120132391
- Publication date May 31, 2012
- Western Michigan University
- Hiroyasu MAKINO
- B22 - CASTING POWDER METALLURGY