Formula for degrading antibiotic fungi residues by microbe mixing solid fermentation method and technology thereof

A solid fermentation method, a technology of antibiotic bacterial residues, applied in the directions of microorganism-based methods, microorganisms, biochemical equipment and methods, etc., can solve the problems of high disposal cost, high processing cost, high operating cost, and achieve fast degradation speed and degradation. The effect of cost reduction and risk elimination

Inactive Publication Date: 2017-07-04
刘仰化
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Landfill treatment has the problems of large area, high cost and secondary pollution; incineration requires additional fuel, high operating costs and secondary pollution; direct production of organic fertilizer residues of antibiotics and metabolites will be in the soil and organisms Accumulation, there are potential risks; anaerobic treatment technology is to convert the organic matter in the fungal residue into biogas; pyrolysis is to crack the macromolecular organic matter in the fungal residue into flammable small molecular gas under high temperature conditions, and the processing cost high
[0003] The above-mentioned existing processing methods all have the disadvantages of potential risks or high disposal costs to varying degrees, and this problem needs to be solved urgently

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] 1. Functional microbial strains. The functional strains are multi-strain mixed strains, using two kinds of bacteria (lactic acid bacteria, Bacillus subtilis, Bacillus amyloliquefaciens, Bacillus licheniformis, Bacillus cereus, choose two of the above), one yeast (Saccharomyces cerevisiae or Baker's yeast), two kinds of Aspergillus (A. species), the weight ratio of the four strains is 35:35:15:15. The present invention does not limit the use of strains of these species. The present invention adopts these four types of microbial strains for mixed fermentation. Wherein, bacteria are a mixture of lactic acid bacteria and one or more bacillus; yeasts are one or more yeasts.

[0027] 2. Fermentation substrate formula: fungus residue or dried fungus residue with a water content of 60-75%, crushed into granules, adding auxiliary materials, adding water to adjust the moisture, and mixing with a water content of 50-60%. After mixing, the carbon-nitrogen ratio is adjusted at 2...

Embodiment 2

[0038] The mixed strain is selected, the mixed strain seed is prepared, and the mixed strain seed is injected into a solid fermenter, and the solid fermenter is filled with a fermentation substrate. The solid fermenter is used to realize temperature control, ventilation control and pH control. The secondary fermentation and the tertiary fermentation are to further remove antibiotics and reduce the content of antibiotics. After each fermentation, the residual amount of antibiotics should be measured to determine whether to carry out secondary fermentation.

[0039] It should be pointed out that the mixed bacterial species used in the present invention is a mixture of conventional bacterial strains. The contribution of the present invention is to provide a process for carrying out mixed fermentation of these four types of microorganisms. The selected bacterial strains can fully adopt conventional bacterial strains sold on the market. Therefore, there is no need to preserve strai...

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PUM

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Abstract

The invention discloses a formula for degrading antibiotic fungi residues by a microbe mixing solid fermentation method. The formula comprises a functional bacteria phase is mixed by two bacteria, a microzyme, two aspergillus, and two or three trichoderma species; and a fermentation matrix phase which is a mixture of fungi residues with water content of 50-75% or dried fungi residues and an auxiliary material. The method also comprises a technology for degrading antibiotic by the microbe mixing solid fermentation method. The technology comprises the following steps: 1) preparing the functional bacteria phase and preparing the mixing bacterial strain; 2) preparing the fermentation matrix phase; 3) placing the functional bacteria phase and the fermentation matrix phase obtained in the step 1) and 2) into a fermentation body for primary fermentation; and 4) performing secondary fermentation when the antibiotic residual quantity is higher than 10%. A scheme of the present invention is characterized in that an aerobic solid state fermentation mode is employed, metabolism movement of functional microbe is used, the antibiotic residual quantity in the fungi residues is degraded, risk is reduced or eliminated, and quantitative reduction is simultaneously realized.

Description

technical field [0001] The invention relates to the technical field of bacterial residue treatment and solid fermentation produced in antibiotic production, and in particular to the formula and process for degrading antibiotic residue by microbial mixed solid fermentation method. In addition, the name of the invention can also be called microorganism mixed solid fermentation to degrade antibiotic residue Residual antibiotics and bacteria residue reduction process and composition. Background technique [0002] According to the "National List of Hazardous Wastes", the bacterial residues produced by antibiotic production are wastes in the production process of chemical raw materials and must be managed as hazardous wastes. Improper disposal will cause potential harm to the ecological environment and human health. The current disposal methods generally include: landfill, incineration, production of organic fertilizers, anaerobic treatment and cracking treatment. Landfill treat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C12N1/20C12N1/16C12N1/14C12P1/02C12P1/04A62D3/02C12R1/125C12R1/07C12R1/10C12R1/085C12R1/865C12R1/69C12R1/685C12R1/885A62D101/20
CPCA62D3/02A62D2101/20C12N1/14C12N1/16C12N1/20C12P1/02C12P1/04
Inventor 刘仰化
Owner 刘仰化
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