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METHOD FOR PRETREATING WASTE FAT, OIL AND GREASE AND CO-PRODUCING FIRST-GENERATION BIODIESEL

Resumen de: US2025207049A1

Provided is a method for pretreating waste fat, oil and grease (FOG) and co-producing a first-generation biodiesel, including: S1, feeding waste FOG, a liquid acid catalyst, and methanol into a pre-esterification reactor, and conducting pre-esterification to obtain a pre-esterification mixed liquid; S2, removing waste residues from the pre-esterification mixed liquid through a filter to obtain a filtrate, and separating the filtrate by a liquid-liquid separator to obtain an organic phase and an aqueous phase; S3, introducing the organic phase into a methanol recovery tower I and conducting separation to obtain a pre-esterification product and crude methanol; introducing the aqueous phase into a methanol recovery tower II and conducting another separation to obtain a liquid acid catalyst and crude methanol; S4, separating the pre-esterification product through a biodiesel refining tower to obtain a first-generation biodiesel product, and a pretreated waste FOG at a tower bottom.

IMPROVEMENTS IN BIOMASS FERMENTATION INTO ETHANOL

Resumen de: AU2023326110A1

A method of obtaining ethanol from a lignocellulosic biomass where said method comprises the following steps: Step 1: delignification of a lignocellulosic biomass using a modified Caro's acid; Step 2: recovering a solid portion of the delignification reaction mixture, wherein said solid portion comprises a substantially hemicellulose-free cellulosic component which comprises at most, up to 15 % w/w hemicellulose; Step 3: exposing the recovered solid portion of the resulting reaction mixture to an enzyme mix comprising cellulase enzymes to create a saccharification system which breaks down the cellulose into a saccharified composition, e.g., oligosaccharides Step 4: feeding the saccharified composition to an organism, such as yeast, with the ability to ferment sugars into ethanol.

GENETICALLY MODIFIED YEAST AND FERMENTATION PROCESSES FOR THE PRODUCTION OF ETHANOL

Resumen de: CN119836472A

Disclosed herein are genetically engineered yeast cells capable of producing ethanol. The genetically engineered yeast cell comprises an exogenous polynucleotide sequence encoding a glyceraldehyde-3-phosphate dehydrogenase (gapN) enzyme that is at least 60%, at least 70%, at least 80%, at least 85%, at least 90%, at least 95%, at least 97%, at least 99%, or 100% identical to at least one of SEQ ID NO: 28, 32, 48, 52, 64, 68, 80, 92, and 96.

CASCADE CONTINUOUS FERMENTATION OF CELLULOSIC BIOMASS VIA CONSOLIDATED BIOPROCESSING

Resumen de: CN119698480A

A system for converting biomass to ethanol and other desired products is disclosed. The system comprises a plurality of bioreactors connected in series, and the bioreactors are connected through mills. The configuration enables the reaction time to be shortened, which is beneficial to industrial processing. The present disclosure relates to systems and methods for efficient conversion of biomass using integrated bioprocessing (CBP) to convert cellulosic biomass to fuels and/or chemicals, without the need for addition of enzymes and without the need for thermochemical pretreatment.

A PROCESS FOR PREPARING A BIOFUEL COMPOSITION, THE BIOFUEL COMPOSITION OBTAINABLE BY THE PROCESS AND THE USE OF THE SAME

Resumen de: EP4574985A1

The present invention relates to a process for preparing a biofuel composition, the biofuel composition obtainable by the process and the use of the biofuel. More specifically, the present invention is related to a process for producing, biofuel defined by a blend of fatty acid formal glycerol ester (FAGE) /fatty acid alkyl ester/acetal mixture/hydrotreated vegetable oil (HVO), the process being characterized by an enzymatic transesterification of fatty acid alkyl esters with glycerol formal and by the specific rates of the different components. The invention is also directed to the biofuel compositions obtained by said process as well as to the uses thereof.

Method of briquetting tannery flesh

Resumen de: PL447209A1

Przedmiotem zgłoszenia jest sposób brykietowania mizdry garbarskiej realizowany w brykieciarce mechaniczno-ślimakowej, wyposażonej w zespół zasilający głowicę brykietującą, w której znajduje się układ dozujący mizdrę i dodatki, zespół umożliwiający dodanie dodatków do mizdry oraz dysza drobnokroplista do dozowania dodatków płynnych. W przypadku mizdry garbarskiej o frakcji równej 15 mm i mniejszej niż 15 mm i podwyższonej wilgotności, zastosowano domieszki suche. Po rozdziale frakcji mizdry garbarskiej na wytrząsarce sitowej (1) dodaje się mizdrę ze zbiornika mizdry (2) oraz z rozdrabniacza (6) słomy rozdrobnioną słomę do kosza wsadowego (3), a w tulei (5) grzewczej ślimaka tłoczącego następuje brykietowanie mizdry. W przypadku mizdry większej niż 15 mm zastosowano suszenie konwekcyjne, po przesianiu na wytrząsarce (1) sitowej i rozdziale frakcji mizdry następuje suszenie konwekcyjne, a następnie dodaje się z dozownika dodatków płynnych w postaci oleju do mizdry. W tulei (5) grzewczej ślimaka tłoczącego następuje brykietowanie mizdry. Tuleja grzewcza ma każdorazowo temperaturę od 105°C do 220°C. Sposób brykietowania prowadzony jest każdorazowo w temperaturze otoczenia w granicach od +5°C do +30°C.

METHODS FOR PRODUCING 5-(HALOMETHYL)FURFURAL

Resumen de: US2025197365A1

The present disclosure provides methods to produce 5-(halomethyl)furfural, including 5-(chloromethyl)furfural, by acid-catalyzed conversion of C6 saccharides, including isomers thereof, polymers thereof, and certain derivatives thereof. The methods make use of acids with lower concentrations, and allows for conversion of sugars into 5-(halomethyl)furfural at higher temperatures and faster reaction or residence times.

REACTOR HAVING DYNAMIC SPARGER

Resumen de: US2025197791A1

Systems and methods relating to dynamic spargers for generating fine bubbles within reactors such as biological and chemical reactors. A sparger system is positioned within a reactor and comprises a support plate, multiple annular shrouds engaged with the support plate, and spargers positioned within the annular shrouds defining a gap between an interior surface of the annular shroud and an exterior surface of the corresponding sparger. Liquid flows through the defined gap between an interior surface of the annular shroud and an exterior surface of the sparger. Acceleration of the liquid through the gap shears bubbles at the exterior surface of the sparger creating bubbles or fine bubbles.

USE OF GALACTURONATE AND OR GALACTURONATE POLYMERS IN CONJUNCTION WITH CARBOHYDRATES TO CONTROL METABOLIC STATE OF ORGANISMS

Resumen de: US2025197897A1

A method of producing chemicals includes providing fermentative cells; co-feeding any of galacturonate and galacturonate polymers with carbohydrates to the fermentative cells; and producing a chemical from the fermentative cells. The fermentative cells may include any of Clostridium acetobutylicum and Clostridium saccharoperbutylacetonicum. The carbohydrates may include any of glucose, mannose, galactose, fructose, arabinose, xylose, sucrose, lactose, maltose, cellobiose, and starch. The method may include providing a substantially equal proportion of the any of galacturonate and galacturonate polymers and the carbohydrates for co-feeding to the fermentative cells. The method may include altering a proportion of the any of galacturonate and galacturonate polymers to the carbohydrates. The method may include modulating a production of the chemical by altering the proportion of the any of galacturonate and galacturonate polymers to the carbohydrates. The chemical may include any of acetate and butyrate.

INTEGRATED POWER PRODUCTION AND STORAGE SYSTEMS

Resumen de: US2025202278A1

A power plant is configured to output power to a grid power system and comprises a hydrogen generation system configured to produce hydrogen, a gas turbine combined cycle power plant comprising a gas turbine engine configured to combust hydrogen from the hydrogen generation system to generate a gas stream that can be used to rotate a turbine shaft and a heat recovery steam generator (HRSG) configured to generate steam with the gas stream of the gas turbine engine to rotate a steam turbine, a storage system configured to store hydrogen produced by the hydrogen generation system, and a controller configured to operate the hydrogen generation system with electricity from the grid power system when the grid power system has excess energy and balance active and reactive loads on the grid power system using at least one of the hydrogen generation system and the gas turbine combined cycle power plant.

POROUS Cu MEMBER

Resumen de: WO2025126656A1

Provided is a porous Cu member which comprises: a member main body (11) that is formed of Cu or a Cu alloy and has a porous structure; and a nano-Cu structure layer (16) that is formed on at least a part of the surface of the member main body (11). The member main body (11) has a porosity in the range of 38% to 95% inclusive and a thickness in the range of 0.1 mm to 1.0 mm inclusive. The nano-Cu structure layer (16) is configured as a layer by laminating Cu particles, which have an average length of 20 µm to 1 nm, on the surface.

METHOD FOR TREATING LIGNOCELLULOSIC BIOMASS

Resumen de: WO2024153506A1

The invention relates to a method for treating lignocellulosic biomass, which method comprises - a) a step (2) of pretreating the biomass to obtain pretreated biomass (3) - b) a first solid/liquid separation step of separating the solids/liquids of all or a portion (3a) of the pretreated biomass (3) into a first solid fraction (7) and a first liquid fraction (6) comprising a mixture of sugars - c) a step (14) of performing enzymatic hydrolysis on the first solid fraction (7) of the pretreated biomass to obtain a hydrolysate (15) in the form of one or more sugars - d) a step (24) of purifying the first liquid fraction by bringing the first liquid fraction (6) into contact with microorganisms that consume only C6 sugars in order to obtain a purified liquid fraction (26) - e) a second solid/liquid separation step (27) of separating the solid/liquids of the purified liquid fraction (26).

PROCESS FOR CONVERSION OF LIGNOCELLULOSIC MATERIAL TO AN ORGANIC LIQUEFACTION PRODUCT

Resumen de: US2025197737A1

Lignocellulosic starting materials can be converted into an organic liquefaction product in a hydroliquefaction process by subjecting a mixture of a lignocellulosic starting material, an amorphous and unsupported sulfided nickel-molybdenum catalyst and a co-feed, to not less than a stoichiometric amount of hydrogen, elevated pressure and a temperature within the range of from 270° C. and up to but not including 350° C.

Bioreactor System for Valorization of Corn Ethanol and Brewery Byproducts

Resumen de: US2025197788A1

Described herein are methodologies for employing biofilm bioreactors and hydrocarbonoclastic organisms to upscale the corn ethanol byproduct thin stillage or by products from distilleries or breweries into value-added hydrophobic chemicals like retinoids and lubricants.

BIOGENIC POROUS CARBON SILICON DIOXIDE COMPOSITIONS AND METHODS OF MAKING AND USING SAME

Resumen de: US2025196093A1

In various embodiments. the present disclosure provides biogenic porous carbon silicon dioxide compositions and methods of production and uses thereof.

生物柴油储运中降凝剂自动加入装置

Resumen de: CN222989781U

本实用新型公开了一种生物柴油储运中降凝剂自动加入装置：流量自动控制系统包括流量调节变频器FB、两个带流量传感器的数显流量计、程序控制系统PLC、电脑和电控柜；降凝剂制剂罐设生物柴油进口a、降凝剂循环进口d、液位计上出口b与下进口c、降凝剂出口e和电动机械搅拌器；生物柴油装车泵在连接1号数显流量计后一路接生物柴油进口a，另一路接运输槽罐车物料进口g；降凝剂桶的降凝剂旋盖进出口f在连接泵移动吸管后与降凝剂出口e合并，再接计量泵进口，泵出口一路接降凝剂循环进口d，另一路在连接2号数显流量计后接至物料进口g。本实用新型降凝剂与生物柴油混合均匀、劳动强度低、操作方便高效、使用安全可靠。

一种颗粒生产分筛装置

Resumen de: CN222984866U

本实用新型属于生物质颗粒技术领域，具体的说是一种颗粒生产分筛装置，包括倾斜支撑板；所述倾斜支撑板上固接有箱体，所述箱体内设置有筛分滚筒，所述倾斜支撑板的顶侧两端均固接有两个固定座，每个固定座内均转动安装有辅助支撑轮，多个辅助支撑轮配合转动安装有筛分滚筒，所述筛分滚筒的外圆周面上开设有多个环形凹槽；本实用新型在进行分筛时，通过对生物质颗粒的撞击，不仅有助于击碎疏松的颗粒，还确保了最终通过筛分滚筒的颗粒都较为均匀，这有利于保持生物质颗粒燃烧时的稳定性和一致性，提高产品质量，且能够避免滤孔堵塞现象的发生，保证了后续的分筛效果，且不需要停机反复对滤孔进行清理，极大降低了分筛设备的维护成本较高。

一种木炭干馏设备

Resumen de: CN222990075U

本实用新型涉及木炭制备技术领域，具体的说是一种木炭干馏设备，包括干馏窖体、主烟道、气液分离器、可燃气止回阀、可燃气回收管和木醋液回收管，所述干馏窖体内设置有多个干馏罐体，所述干馏罐体的顶部设置有盖体，所述干馏罐体和盖体结合处设置有水密封槽，所述主烟道的一端与气液分离器的进气口相连通，所述主烟道的另一端贯穿盖体并与干馏罐体内部连通，所述气液分离器的出气口通过副烟道一与可燃气止回阀的进气口相连通，所述可燃气止回阀的出气口通过副烟道二与可燃气回收管相连通，所述气液分离器和可燃气止回阀的底部均通过收集管与木醋液回收管相连通，所述主烟道、气液分离器和可燃气止回阀的外部设置有降温装置。

一种拼接式气流烘丝机热风管道软连接

Resumen de: CN222992449U

本实用新型公开了一种拼接式气流烘丝机热风管道软连接，涉及烟草加工设备技术领域，包括：拼接软管，所述拼接软管设有两个，一个所述拼接软管一端与另一个所述拼接软管一端相连接；防护罩，所述防护罩套设在拼接软管上，所述防护罩通过连接件与拼接软管相连接，所述防护罩上设有雾气检测器，本实用新型能够通过两个拼接软管拼接式设计，允许在需要时轻松更换或调整某一部分而不影响整个系统，增加了维护的便利性，也便于安装和拆卸，特别是在空间有限的情况下，雾气检测器用于检测泄漏的工艺气体。

一种生物炭生产用烘干设备

Resumen de: CN222993422U

本实用新型提供了一种生物炭生产用烘干设备，属于生物炭生产技术领域。该一种生物炭生产用烘干设备，包括支撑架和烘干清料机构，支撑架的顶部安装有烘干设备本体，烘干设备本体内部的底部安装有输送带，清料口开设在烘干设备本体底部的左侧，烘干设备本体底部的左侧固定连接有位于清料口外侧的清料罩，清料罩的底部活动连接有收集盒，通过设置烘干清料机构，可以在输送带配合烘干设备本体使用时，对输送带表面残留和镶嵌的物料颗粒碎屑进行刷动清料工作，避免输送带工作时表面物料颗粒碎屑难以清除，导致输送带后续工作通气性降低影响物料烘干的情况，因此提高了输送带的烘干透气均匀性和烘干效果。

一种碳化台球杆

Resumen de: CN222983665U

本实用新型涉及一种碳化台球杆，包括前支杆和后支杆；前支杆包括碳化木前杆，碳化木前杆细端部安装有先角，先角上设置有皮头；后支杆包括碳化木芯，碳化木芯的外圆壁上穿套有圆形木质套管，碳化木芯粗端端面上开设有配重孔道，配重孔道内螺纹连接有配重螺丝，该端的外圆壁上固定连接有大轮，大轮上螺纹连接有尾堵；碳化木前杆远离皮头的一端外壁上安装有前支轮，该端端面上开设有螺纹孔；碳化木芯远离大轮的一端外圆壁上设置有传力环，该端端面上固定安装有螺杆。该球杆采用对杆木碳化处理，提高木材稳定性、硬度，碳化木芯采用通体式结构，套管采用多段式结构，同样采用碳化木，增加了球杆后支杆的稳定性，不易开裂与变形。

一种山桐子制生物环保柴油设备

Resumen de: CN222975143U

本实用新型公开了一种山桐子制生物环保柴油设备，属于山桐子加工技术领域，包括底座，所述底座的一端安装有榨油机，所述底座的另一端安装有过滤箱，所述过滤箱底端设置有出油管，所述出油管的内腔设置有控制阀，所述过滤箱的一侧安装有清理油渣的清理组件，所述过滤箱另一侧两端对称位置均固定连接有延伸板，所述延伸板的内侧壁滑动连接有收集盒，所述过滤箱位于收集盒的正上方开设有出料口，所述过滤箱的内腔设置有过滤板，所述底座的上表面安装有存油箱，所述存油箱的外侧壁安装有抽取柴油的送油组件，所述送油组件的另一端与过滤箱连通，从而提升制生物柴油的生产质量，方便工作人员对油渣的收集工作，避免油渣对周围环境的影响。

一种生物质颗粒燃料搅拌机

Resumen de: CN222969662U

本实用新型提供一种生物质颗粒燃料搅拌机，尤其涉及生物质颗粒相关技术领域，包括搅拌桶、搅拌机构和清理机构，所述搅拌桶的上方表面固定连接有注料口，所述搅拌桶的内腔固定连接有滤水网，所述搅拌桶的内侧表面设置有搅拌机构，所述搅拌机构包括连接轴，所述连接轴的外侧表面设置有清理机构。该生物质颗粒燃料搅拌机，为了防止生物质原料残留在机器内壁，而通过第一橡胶刮板的一侧与搅拌桶内壁紧密贴合，第二橡胶刮板的下方表面与滤水网相贴合，并通过启动通过启动电机就可以对搅拌桶内壁和滤水网上的生物质原料进行清理。

一种全自动打包的生物炭收集打包设备

Resumen de: CN222973747U

本实用新型涉及生物炭生产技术领域，尤其涉及一种全自动打包的生物炭收集打包设备。其技术方案包括：包括底座、万向轮、塑封装置、导向架和导向机构，所述底座下方四角设置有万向轮，且底座上侧倾斜设置有工作台，工作台上设置有齿轮传动的导向机构，且工作台于导向机构两侧分别设置有塑封装置和导向架，所述底座一侧活动连接有放料辊，且底座靠近放料辊的一侧设置有导向辊，放料辊上设置有打包袋；通过滚动运动引导打包袋的导向，能够精确地引导打包袋的导向，避免了打包袋在运输过程中出现偏移或者折叠等问题，提高了打包袋的稳定性，可以实现对生物炭的自动化打包，省去了人工打包的过程，提高了生产效率，减少了人力成本。

一种生物柴油生产过程中酸性废水处理系统

Nº publicación: CN222975005U 13/06/2025

Solicitante:

四川金尚环保科技有限公司

Resumen de: CN222975005U

本实用新型提供一种生物柴油生产过程中酸性废水处理系统，属于生物柴油技术领域，解决现有设备结构较为复杂导致较难对设备内壁上粘附的油相进行清除的技术问题。本实用新型包括油相处理机构和酸处理机构。本实用新型设计科学合理，使用方便，本实用新型利用第一油相处理箱、第二油相处理箱和第三油相处理箱对酸水中油相成分分步骤处理，第一油相处理箱、第二油相处理箱和第三油相处理箱结构简单，易于对粘附于第一油相处理箱、第二油相处理箱和第三油相处理箱内壁上的油分进行清除，有效避免油分过多累积而影响第一油相处理箱、第二油相处理箱和第三油相处理箱后续使用。