Denitrifying bacterial preparation and method
Patent 6025152 Issued on February 15, 2000. Estimated Expiration Date: 
June 3, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
June 3, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesMicrobiological process for removing oleaginous material from wastewater and microbiological combination capable of same Process for the degradation of s-triazine derivatives in aqueous solutions Patent #: 4745064 InventorApplicationNo. 868445 filed on 06/03/1997US Classes:435/42, Process involving micro-organisms of different genera in the same process, simultaneously435/262, PROCESS OF UTILIZING AN ENZYME OR MICRO-ORGANISM TO DESTROY HAZARDOUS OR TOXIC WASTE, LIBERATE, SEPARATE, OR PURIFY A PREEXISTING COMPOUND OR COMPOSITION THEREFORE; CLEANING OBJECTS OR TEXTILES435/264, Cleaning using a micro-organism or enzyme435/832, Bacillus435/834, Bacillus cereus435/836, Bacillus licheniformis435/839Bacillus subtilisExaminersPrimary: Lilling, Herbert J.Attorney, Agent or FirmInternational ClassC12P 039/00AbstractA method and mixture for denitrifying aerobic bacterial compositions and for aerobic methods for biological treatment of aqueous systems polluted by nitrogen waste products. A mixture of and limited to bacillus bacteria are added to the treatment subject. Optionally enzymes can be added to the mixture. Optionally a particulate carbon ingredient can be placed into the treatment subject. Optionally a living tissue ingredient can be used.Other References
Field of SearchProcess involving micro-organisms of different genera in the same process, simultaneouslyPROCESS OF UTILIZING AN ENZYME OR MICRO-ORGANISM TO DESTROY HAZARDOUS OR TOXIC WASTE, LIBERATE, SEPARATE, OR PURIFY A PREEXISTING COMPOUND OR COMPOSITION THEREFORE; CLEANING OBJECTS OR TEXTILES Cleaning using a micro-organism or enzyme Bacillus Bacillus licheniformis Bacillus subtilis Bacillus cereus |
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