Shengli Oilfield Shengli Power Machinery Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 148
 
  
 
C12P FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE 198
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 172
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9217162 Method and apparatus for anaerobic digestion for crop stalkJul 21, 09Dec 22, 15[C12P, C12M]
9217509 Reciprocating piston lean methane generatorSep 05, 09Dec 22, 15[F16K, F02M, F02D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0250,115 METHOD AND ABATEMENT DEVICE TO DESTROY LOW-CONCENTRATION COALMINE METHANEAbandonedSep 05, 09Oct 13, 11[G01N, B01D]

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