Embodiments of the present application relate to batches of bupivacaine multivesicular liposomes (MVLs) prepared by a commercial manufacturing process using independently operating dual tangential flow filtration modules.

Embodiments of the present application relate to compositions bupivacaine multivesicular liposomes (MVLs) prepared by a commercial manufacturing process with large particle diameter span.

The present application relates to a silicon-based negative electrode slurry, a preparation method therefor and a negative electrode piece. The preparation method comprises: (1) mixing CMC and a solvent to obtain a primary adhesive solution; (2) mixing PAA, a silicon-based negative electrode material, a conductive agent, a solvent, and the obtained adhesive solution, then performing double planetary mixing to obtain a secondary glue solution; (3) mixing a solvent and the obtained secondary adhesive solution to obtain a coarse slurry; and (4) mixing the SBR and the obtained coarse slurry to obtain a silicon-based negative electrode slurry. In the homogenization method of the present application, after the PAA and the SBR are incorporated in separate steps, a three-dimensional cross-linked network can be formed, good tensile behavior is exhibited, a bonding effect is improved, same can adapt well to volumetric expansion of silicon negative electrodes, and the cycling stability of silicon negative electrodes is improved.

The disclosure provides compositions comprising water and ultrafine bubbles, and optionally non-gaseous solutes. The disclosure also provides methods of making and using such compositions.

An oxygen nanobubble system may include a liquid source for liquid to be treated with oxygen nanobubbles. The system may also include a field portable oxygen nanobubble device including a portable housing, an air compressor carried by the portable housing and configured to generate compressed air, an air dryer carried by the portable housing and coupled downstream from the air compressor, an oxygen concentrator carried by the portable housing and coupled downstream from the air dryer, and a liquid pump carried by the portable housing and configured to pump liquid from the liquid source. The field portable oxygen nanobubble device may also include an oxygen nanobubble generator carried by the portable housing and coupled downstream from the liquid pump and to the oxygen concentrator to generate oxygen nanobubbles within the liquid.

A surface water treatment system may include a surface water source and an oxygen nanobubble device. The oxygen nanobubble device may include an air compressor configured to generate compressed air, an air dryer coupled downstream from the air compressor, and an oxygen concentrator coupled downstream from the air dryer. The oxygen nanobubble device may also include a recirculating surface water pump coupled to the surface water source. The oxygen nanobubble device may also include an oxygen nanobubble generator coupled downstream from the recirculating surface water pump and coupled to the oxygen concentrator to generate oxygen nanobubbles within the surface water.

A method for producing methanol including a synthesis step and a separation step, wherein the method includes: a synthesis loop including at least two of the synthesis steps and at least two of the separation steps, a raw material gas mixing step of obtaining a make-up gas by mixing a hydrogen rich gas obtained from a hydrogen recovery unit to which at least part of unreacted gas separated from a final reaction mixture in a final separation step is supplied with a raw material gas comprising at least hydrogen and carbon dioxide and having M value (M value=[H.sub.2]/([2CO]+[3CO.sub.2])) being 1 or less in the synthesis loop, a distribution ratio controlling step of controlling a distribution ratio of the make-up gas, supplying more than 0 mol % and 100 mol % or less of the make-up gas to a first mixing step in accordance with the distribution ratio.

A method for preparing a biomass slurry for subterranean injection can include obtaining a quantity of a biomass slurry feedstock from a source, wherein the biomass slurry feedstock comprises a plurality of pieces, where the biomass slurry feedstock comprises a composite of cellulose in a lignin matrix, hemicellulose fibers in a lignin matrix, or any combination thereof, and where each of the plurality of pieces has a size not to exceed approximately 60,000 m. The method can also include obtaining a volume of a fluid, where the fluid comprises a salt content of at least approximately 0.05%. The method can further include mixing the plurality of pieces and the volume of fluid to form the biomass slurry, where the plurality of pieces are substantially evenly distributed within the fluid, and where the biomass slurry is configured to be used in the subterranean injection.

A composition of blending water for enhancing flavor of liquor. Provided is the composition of the blending water and the process for the preparation thereof wherein the blending water is prepared by purifying impurity and adding some natural extract and salts. Further provided is the preparation of concentrate comprising flavor enhancing agent and base thereof and the blending water use for blend and dilute the liquor.

An irrigation water treatment device may include a housing and an oxygen nanobubble generator carried by the housing and coupled downstream from an irrigation water supply for an irrigation area and having a first pressure. The irrigation water treatment device may include a solid-state oxygen concentrator carried by the housing and supplying an oxygen stream to the oxygen nanobubble generator at a second pressure higher than the first pressure. The irrigation water treatment device may also include a biological additive device carried by the housing for the irrigation water, and an irrigation water outlet carried by the housing and coupled downstream from the oxygen nanobubble generator.