Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Process for purification of alkyl methacrylates T955005 Process for purification of alkyl methacrylates Patent Drawings: Inventor: Stutler, et al. Date Issued: February 1, 1977 Application: 05/161,356 Filed: July 9, 1971 Inventors: Blood; Alden E. (Longview, TX) Statman; Max (Longview, TX) Stutler; Athey C. (Longview, TX) Assignee: Primary Examiner: Assistant Examiner: Attorney Or Agent: U.S. Class: 560/218 Field Of Search: International Class: U.S Patent Documents: Foreign Patent Documents: Other References: Abstract: Alkyl methacrylates are obtained free of impurities such as alkyl butyrates and assorted alkyl iodides by the partial crystallization of the crude alkyl methacrylate composition and subsequently contacting said crystals of alkyl methacrylate with liquid alkyl methacrylate to thereby free the crystals of occluded impurities. Claim: Description:       Recently Added Patents PET/MR scanner with time-of-flight capability Endovascular electrolytically detachable wire and tip for the formation of thrombus in arteries, veins, aneurysms, vascular malformations and arteriovenous fistulas Devices for water treatment Gravity gradiometer Semiconductor memory device Semiconductor integrated circuit device having a plurality of functional circuits with low power consumption High efficiency power controller for solid state lighting   Randomly Featured Patents Process for the preparation of ethanol from methanol, carbon monoxide _and hydrogen Method for expanding a tubular blank Child's car seat Hybrid Hall vector magnetometer 4-Phenyltetrahydrochinoline utilized as an inhibitor of the cholesterol ester transfer protein Flush mount wet loop for use with condenser coils Digital video processor with subvideo processor On-vehicle information provision apparatus Locking differential Semiconductor device having an elastic resin with a low modulus of elasticity © 2006. PatentGenius. All Rights Reserved.