RHEINKALK GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352
 
  
 
C22B PRODUCTION OR REFINING OF METALS 226
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 129
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 141
 
  
 
C12P FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE 198

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0131,133 MANUFACTURE OF A MATERIAL ON THE BASIS OF CALCIUM- AND/OR MAGNESIUM-CARBONATE HAVING A REDUCED DECREPITATION TENDENCYJan 25, 17May 11, 17[C23C, C03C, G01N, C01F, G01G]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9290395 Methods for treating bodies of waterDec 19, 11Mar 22, 16[C02F]
9175363 Method for producing an agglomerate made of fine material containing metal oxide for use as a blast furnace feed materialJun 04, 10Nov 03, 15[C22B]
8613801 Sinterable semi-coke powder with high bulk densityNov 20, 09Dec 24, 13[C09C]
6352956 Mixed powder containing a carbon compoundJul 19, 99Mar 05, 02[C09K]
6074620 Method for the cleaning of exhaust gas and prevention of explosions thereinOct 05, 94Jun 13, 00[B01J]
5229097 Process for the production of chlorosilicatesAug 23, 91Jul 20, 93[C04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0060,146 VEHICLE FOR INTRODUCING ALKALINE MATERIALS INTO BODIES OF WATERAbandonedNov 11, 15Mar 03, 16[B63B, C02F]
2015/0197,436 Method of Raising the pH of Acidic Bodies of WaterAbandonedDec 02, 13Jul 16, 15[C02F]
2015/0157,977 Activation of a material containing alkaline-earth carbonate and alkaline-earth hydroxide for the dry scrubbing of flue gasAbandonedApr 02, 13Jun 11, 15[B01J, B01D]
8617402 Method of raising the pH of acidic bodies of waterExpiredSep 15, 08Dec 31, 13[C02F, E21C]
2012/0076,713 Manufacture of a Material on the Basis of Calcium- and/or Magnesium-Carbonate Having a Reduced Decrepitation TendencyAbandonedSep 18, 09Mar 29, 12[C01F]
2011/0042,285 Vehicle for Introducing Alkaline Materials Into Bodies of WaterAbandonedSep 12, 08Feb 24, 11[B63B, C02F]

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