Martin Marietta Magnesia Specialties, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 417
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5989517 Process for producing stabilized magnesium hydroxide slurriesNov 12, 97Nov 23, 99[C01F]
RE36369 Stabilized pressure-hydrated magnesium hydroxide slurry from burnt magnesite and process for its productionNov 19, 96Nov 02, 99[C01F]
5824279 Process for producing stabilized magnesium hydroxide slurriesJan 19, 95Oct 20, 98[C01F]
5762901 Stabilized magnesium hydroxide slurryMay 09, 97Jun 09, 98[C01B]
5487879 Stabilized, pressure-hydrated magnesium hydroxide slurry from burnt magnesite and process for its productionJul 15, 94Jan 30, 96[C01F]
5211852 Process for removal of metal ions from waterDec 23, 91May 18, 93[C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6289827 Process for the control of ash accumulation and corrosivity associated with selective catalytic reduction technologyExpiredJun 23, 00Sep 18, 01[F23J]
5567519 Composition for use in dry productsExpiredAug 06, 93Oct 22, 96[B32B]
5514357 Stabilized magnesium hydroxide slurryExpiredApr 15, 93May 07, 96[C09C, C01F]
5470149 Air sparger for agitating solid-liquid suspensionsExpiredSep 15, 94Nov 28, 95[B01F]
5378471 Nutritive feed binderExpiredDec 03, 93Jan 03, 95[A23K]
5264017 Inorganic reactive granulating binder and conditionerExpiredNov 23, 91Nov 23, 93[C05G]
5240498 Carbonaceous binderExpiredJan 09, 91Aug 31, 93[B28B, C08L]
5192337 Agent for the suppression of coal dustExpiredJul 10, 91Mar 09, 93[C10L]
5078779 Binder for the granulation of fertilizers such as ammonium sulfateExpiredDec 01, 88Jan 07, 92[C05G, C05C]
4996065 Molasses-free chemically reactive binder for animal feedExpiredJul 16, 90Feb 26, 91[A23K]
4943301 Granulation of magnesium oxide particlesExpiredAug 01, 88Jul 24, 90[C04B, C01F]
4834957 Concentrated suspension of aqueous magnesium oxideExpiredApr 21, 87May 30, 89[A23K]
4775539 Reactive nutritive feed binderExpiredAug 26, 86Oct 04, 88[A23K]
4410350 Production of pellets and pellet-containing fertilizer compositionExpiredMar 18, 82Oct 18, 83[C05D]
4383045 Magnesia refractories bonded with sulfamic acidExpiredApr 27, 82May 10, 83[C04B]
4370307 Preparation of pure magnesian valuesExpiredOct 09, 80Jan 25, 83[C01F]

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