Abstract: The present invention discloses a spiral sorting device for kitchen waste based on hardness screening, and relates to the technical field of kitchen waste processing, including a housing, wherein a feed plate, a discharge plate, a gear box, and a drive motor are mounted on the outer side of the housing, two crushing rollers are mounted inside the housing, the two crushing rollers are connected to the drive motor via the gear box, a gear set is provided inside the gear box, several push plates and several sawtooth rings are mounted inside the housing, a slicing knife is mounted between the sawtooth rings, the sawtooth ring is perpendicular to the slicing knife, and linkage rings are mounted at the front end and rear end of the slicing knife. The present invention is provided with two types of crushing mechanisms. The two types of crushing mechanisms perform targeted crushing according to the hardness of the kitchen waste.

Abstract: The present invention provides a disposable bioprocess bag, a manufacturing method therefor and a hot-melt annular welding machine, relating to the technical field of biopharmaceutics.

Abstract: The present invention provides a parallel bioreactor system, comprising: an oscillator for generating oscillating motion; a plurality of culture vessels mounted on the oscillator, wherein each culture vessel is provided with an inner cavity, the inner cavity comprises a cylindrical portion at the upper part and an inverted truncated conical bottom at the lower part, a cross section of the cylindrical portion is consistent with the cross section of the top of the inverted truncated conical bottom, and the bottom of the cylindrical portion is joined with the top of the inverted truncated conical bottom; disposable culture bags arranged in the inner cavities of the culture vessels and used for accommodating culture solution, wherein each disposable culture bag is provided with a multifunctional cover plate, and the multifunctional cover plate is connected to the top of the culture bag to seal the culture bag, and is provided with a plurality of connection holes leading to interior of the disposable culture bag;

Abstract: The present application relates to a bioreactor system for culturing cells, especially cells without cell walls; the bioreactor system includes: a container containing a hollow cylinder with a diameter of D1 and a height of H1, and a hollow circular truncated cone with an upper diameter of D2, a lower diameter of D3, and a height of H2, where the hollow cylinder is connected to a top surface of the hollow circular truncated cone, and D1=D2; an oscillator, configured to cause the container to make an eccentric motion according to a certain eccentricity and rotational speed; a ventilation device, configured to introduce an oxygen-containing gas from an upper portion of the container to the inside of the container, and a culture solution filled in the container, of which a top surface is exposed to the oxygen-containing gas; where the oscillator is configured to maintain the eccentric motion of the container, such that a ratio of the total liquid surface area to the volume (S/V) of the culture solution when in a

Abstract: The present invention provides a parallel bioreactor system, comprising: an oscillator for generating oscillating motion; a plurality of culture vessels mounted on the oscillator, wherein each culture vessel is provided with an inner cavity, the inner cavity comprises a cylindrical portion at the upper part and an inverted truncated conical bottom at the lower part, a cross section of the cylindrical portion is consistent with the cross section of the top of the inverted truncated conical bottom, and the bottom of the cylindrical portion is joined with the top of the inverted truncated conical bottom; disposable culture bags arranged in the inner cavities of the culture vessels and used for accommodating culture solution, wherein each disposable culture bag is provided with a multifunctional cover plate, and the multifunctional cover plate is connected to the top of the culture bag to seal the culture bag, and is provided with a plurality of connection holes leading to interior of the disposable culture bag;

Abstract: According to the invention, there is provided a parallel bioreactor system, comprising: an oscillator for generating oscillating motion; a plurality of culture vessels mounted on the oscillator, wherein each culture vessel is provided with an inner cavity, the inner cavity comprises a cylindrical portion at the upper part and an inverted truncated conical bottom at the lower part, a cross section of the cylindrical portion is consistent with the cross section of the top of the inverted truncated conical bottom, and the bottom of the cylindrical portion is joined with the top of the inverted truncated conical bottom; disposable culture bags arranged in the inner cavities of the culture vessels and used for accommodating culture solution, wherein each disposable culture bag is provided with a multifunctional cover plate, and the multifunctional cover plate is connected to the top of the culture bag to seal the culture bag, and is provided with a plurality of connection holes leading to interior of the disposabl

Abstract: The present invention provides a disposable bioprocess bag, a manufacturing method therefor and a hot-melt annular welding machine, relating to the technical field of biopharmaceutics.

Abstract: According to the invention, there is provided a parallel bioreactor system, comprising: an oscillator for generating oscillating motion; a plurality of culture vessels mounted on the oscillator, wherein each culture vessel is provided with an inner cavity, the inner cavity comprises a cylindrical portion at the upper part and an inverted truncated conical bottom at the lower part, a cross section of the cylindrical portion is consistent with the cross section of the top of the inverted truncated conical bottom, and the bottom of the cylindrical portion is joined with the top of the inverted truncated conical bottom; disposable culture bags arranged in the inner cavities of the culture vessels and used for accommodating culture solution, wherein each disposable culture bag is provided with a multifunctional cover plate, and the multifunctional cover plate is connected to the top of the culture bag to seal the culture bag, and is provided with a plurality of connection holes leading to interior of the disposabl