Gas Stirring Fermentation Device
AssigneeAjinomoto Co., Inc.
InventorsShinichiro Matsuka, Nobuhisa Nitta
Life of this patent
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Abstract
A gas stirring fermentation device has excellent mixing performance of a culture liquid and is applicable to aerobic culture requiring a high demanded oxygen amount. The gas stirring fermentation device includes a culture tank, a draft tube located inside the culture tank, and a gas supply pipe supplying gas to the inside of the culture tank, in which the gas supply pipe is provided with a gas discharge part made of a sintered metal film, and a culture liquid in the culture tank can be stirred by the gas discharged from the gas discharge part.
Claims10
A gas stirring fermentation device comprising:
- a culture tank having an inside;
- a draft tube located inside the culture tank;
- and
- a gas supply pipe for supplying gas to the inside of the culture tank;
- wherein the gas supply pipe comprises a gas discharge part made of a sintered metal film;
- and
- whereby a culture liquid when in the culture tank is capable of being stirred by gas discharged from the gas discharge part.
A method for producing a chemical substance, the method comprising:
- discharging gas from a gas discharge part made of a sintered metal film into a culture liquid including microorganisms having an ability to produce the chemical substance;
- stirring the culture liquid by passing the culture liquid including the discharged gas through an inside of a draft tube;
- and
- culturing the microorganisms to produce the chemical substance.
Dependencies are inferred from the claim text.