Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 3,884

Document Document Title
WO/2021/062887A1
Provided is a straw biodegradable composite bacterial agent, said compound bacterial agent being a composition of Bacillus subtilis, Bacillus amyloliquefaciens, Bacillus cereus, Phanerochaete chrysosporium, and Trametes versicolor. Biode...  
WO/2021/063555A1
The invention relates to a method and to a plant for applying glue to a fibrous material in a fibrous material/steam mixture which is conducted via a blow line (1) from a refiner (2) to a glue application device (3) and further to a drye...  
WO/2021/061243A1
A peel and stick strip for smoking papers and wraps that is non-toxic and taste neutral for manual creation of rolled plant material fit for smoking, comprising smoking paper, a food grade self adhesive strip attached to the smoking pape...  
WO/2021/052652A1
The invention relates to a method for cleaning an impurity-containing fibrous stock suspension (1) which is formed at least partially from waste paper with at least two closed sorters (2, 3, 4, 5) which are arranged in series and in whic...  
WO/2021/041782A1
The invention herein disclosed and claimed is a process for refining fiber from lignocellulosic biomass. The process provides refined fiber and agriculturally amenable co-products, with a virtually waste-free systems design.  
WO/2021/038606A1
Selector machine (10) to clean incoherent material in particular wood- based and to eliminate inert materials contained in said incoherent material.  
WO/2021/032736A1
The invention relates to a method for preparing grass fibers, having the steps of providing a pulp suspension made of a specified content of at least two pulp types, wherein the first pulp type is grass fibers, and the second pulp type i...  
WO/2021/028955A1
A ring (10) to select incoherent material in the form of chip, in particular wood- based, and to eliminate inert materials contained in the incoherent material itself comprises a circumferential cusp (14) and two circumferential base sur...  
WO/2021/014206A1
Methods for preparing aqueous suspensions comprising microfibrillated cellulose, and optionally inorganic particulate material, with increased tensile properties, and methods for selecting a fibrous substrate comprising cellulose for pre...  
WO/2021/009988A1
Waste paper contains sticky foreign material, and the recovery and sending of this sticky foreign material to a paper-making process together with fiber is liable to lead not only to the sticky foreign material sticking to and contaminat...  
WO/2021/005259A1
The invention relates to a method for manufacturing the wood based powder (200, 200A, 200B, 200a, 200b, 200c), the method comprising soaking a primary piece of wood (110) or a log (910) in an aqueous solution for at least 1 hour. The pri...  
WO/2020/246137A1
Provided is a method for producing softwood-derived pulp fibers for paper, the method being capable of reducing the propensity for the product surface to become rough, and capable of reducing the propensity for the tensile strength to be...  
WO/2020/245053A1
The invention relates to a method for producing a cellulose paper material (150). The method comprises: i) providing (105) used textiles as a starting material (101), the used textiles containing cellulose and non-cellulose foreign subst...  
WO/2020/226544A1
The present invention relates to a screw assembly comprising an elongated screw for transporting lignocellulosic material, the elongated screw comprising a screw core and a screw blade arranged on said core, and an elongated screw housin...  
WO/2020/217757A1
Provided is a method which is for producing a recycled pulp fiber from a used absorbent article and by which an aqueous solution recovered in a production step can be reused and the amount of water used as the aqueous solution can be red...  
WO/2020/192432A1
Disclosed herein is a method for catalytically decomposing a lignocellulosic raw material, comprising: using an organic solvent to pre-treat the lignocellulosic raw material, adding a solid acid catalyst to perform boiling after the pre-...  
WO/2020/198417A2
Disclosed herein are curled fiber mats. Also disclosed herein are methods of making curled fiber mats, comprising forming a fibrous media from a fibrous material, treating the fibrous media with a crosslinking agent to form a treated fib...  
WO/2020/188606A1
A continuous-flow steam explosion reactor for pretreatment of organic material for further processing to value-added products is provided. The reactor comprises a loading section, a high-pressure retention section with an adjustable-spee...  
WO/2020/188324A1
The present invention relates to thermal insulation materials, particularly to environmentally friendly thermal insulation materials, manufacturing of which involves recycled raw materials and hemp fibres. The thermal insulation material...  
WO/2020/188306A1
The object of the invention is a method for recycling waste paper containing plant-based fibres at least partially coated with a wet-strengthening material. The characteristic feature of the invention is that the waste paper (H) is conve...  
WO/2020/181885A1
A pulping method for household paper, using a pulping system, the pulping system comprising a pulping machine, a white water pump, a roller conveyor, a chain conveyor, and a pulping discharge pump. The pulping method comprises the follow...  
WO/2020/185140A1
The invention relates to a double disc pulp refiner (10) comprising a first refining disc (11) and a second refining disc (12), the first refining disc being arranged at a feed end of the refiner (10) where lignocellulosic material (M) i...  
WO/2020/185135A1
The invention relates to a mixer (1) for mixing a gas into pulp, comprising: a chamber (30) having at least one inlet (32) for pulp and gas and at least one outlet (34) for pulp-gas mixture; said at least one inlet (32) for pulp and gas ...  
WO/2020/180225A1
A system(1) for refining lignocellulosic biomass material(A) comprising a presteaming bin(2), a dewatering device (3), apreheater (4), a defibrator (9) comprising at least one refining zone (14) wherein steam is generated during refining...  
WO/2020/152178A1
The present invention provides a method of producing an improved cellulose pulp consisting of cellulose fibers of a desired length, such as cellulose fibers having a length-weighted average fiber length Lc(l) > 0.6 mm and its use in cell...  
WO/2020/143134A1
A manufacturing method of recycled paper comprises: simultaneously shredding and de-inking waste paper, and forming de-inked dry flocculent fiber; spraying a liquid papermaking adhesive; and sequentially performing pressing and drying op...  
WO/2020/141589A1
The purpose of the present invention is to provide a method for producing a pulp fiber raw material suitable as a cellulose raw material. This invention is as follows. A method for producing pulp fiber raw material as a cellulose raw m...  
WO/2020/133857A1
Disclosed is a method for preparing a biomechanical unbleached pulp from grass straw, wherein same is obtained by treating grass as a raw material with an alkaline biological enzyme, then subjecting same to a heating treatment by means o...  
WO/2020/118546A1
Disclosed is a printer for paper recycling, comprising a paper shredding device (1), a stirring device (2), a filtering device (3), a shaping device (4) and a printer (5). The paper shredding device (1) is used for shredding waste paper;...  
WO/2020/108665A1
A wheat straw pulp, a preparation method therefor, an application thereof, and a method for adjusting the degree of substitution of CMC. The preparation method for the wheat straw pulp comprises the following steps: using water as a medi...  
WO/2020/101107A1
According to an embodiment of the present invention, a method for producing seaweed pulp for paper comprises the steps of: filtering impurities out of seaweed sludge to extract a raw pulp solution; stirring the raw pulp solution to pulp ...  
WO/2020/099599A1
The invention relates to apparatus and a method for the extraction of one or more components from a biomass material, said apparatus including means to allow the biomass material to be pre-processed, which may include extraction and/or c...  
WO/2020/101239A1
A method for producing seaweed pulp for paper according to one embodiment of the present invention comprises the steps of: filtering impurities out of seaweed sludge to extract a raw pulp solution; stirring the raw pulp solution so as to...  
WO/2020/096854A1
A process for the isolation of cellulose nanofibers, in particular carboxylic acid functionalized cellulose nanofibers (MxG-CNF-CO2H) from the sustainable grass hybrid Miscanthus x. Giganteus (MxG). The process includes the steps of perf...  
WO/2020/094253A1
A selector roller for the selection of chip or similar materials, advantageously but not exclusively of wood material, comprising a hole (20) for the insertion on a roller-bearing shaft (12), and an external circumferential surface (16),...  
WO/2020/091675A1
The invention relates to a discharge screw arrangement (12) for discharging lignocellulosic material (7) from a lignocellulosic treatment reactor (1) and comprises a discharge screw (10), a feeder pipe (11) and a blow pipe (5), the disch...  
WO/2020/091640A1
A mixer (1 ) for mixing chemicals into pulp, comprising: - a chamber (30) with an inlet (32) for pulp and chemicals and an outlet (34) for mixed pulp; said inlet (32) for pulp and chemicals being arranged through a first wall (36) of sai...  
WO/2020/086900A1
Disclosed herein is a process, comprising: combining one or more additives with a feedstock to obtain a first mixture, the feedstock comprising a fibrous material and water, the fibrous material comprising lignin, cellulose, and hemicell...  
WO/2020/071979A1
A system for feeding lignocellulosic biomass material, comprising a pre- compressing stage for receiving biomass material and pre-compressing the material at a first pressure and a first compression ratio. A plug screw feeder receives th...  
WO/2020/048176A1
Disclosed is an acidic ammonium sulfite method-based production process for preparing fulvic acid and a high-strength corrugated paper pulp with non-wood fibers as a raw material. With the non-wood fibers as a raw material and by using a...  
WO/2020/050757A1
A feeding arrangement comprising a transportation means (3) for transportation of material from a material supply to at least a first chute (7) and a second chute (8), a plug screw feeder (11) for feeding the material to the treatment st...  
WO/2020/035476A1
The invention relates to a facility (1) for the treatment of paper end-products recovered on leaving the pulpers (2), which contain cellulose fibres contaminated with various substances containing at least a fraction of metallic material...  
WO/2020/033633A1
Where hydrothermal pretreatment of lignocellulosic feedstocks is conducted so as to avoid agitation, melted lignin microdroplets remain very small in size, typically < 3 μm. Carrying a net negative surface charge at neutral pH, the soli...  
WO/2020/022941A1
There is disclosed a refiner segment (10) adapted to be attached to a refiner disc (30) in a refiner (100) of lignocellulosic material, said refiner segment (10) being provided with a plurality of spaced apart bars (20,) extending in a d...  
WO/2020/015884A1
The invention relates to a device (1) and a method for producing nanofibres (5), in particular nanocellulose (56) from a mixture of substances (2) containing fibres (3, 4), wherein the device (1) comprises at least one outlet element (11...  
WO/2020/014762A1
The present invention relates to a process for producing a nanocellulosic material based on fractioning a cellulosic pulp stream originating from pre-treatment or from mechanical defibrillation (partially refined/defibrillated pulp) in c...  
WO/2020/012492A1
The present invention relates to a paper substrate for manufacturing a mosquito repellent coil. More particularly, the present invention relates to a paper coil comprising two more layers of the paper substrate incorporating insecticide ...  
WO/2020/014308A1
Yarn manufactured from recycled mixed clothing fibers and a process of making yarn manufactured from recycled mixed clothing fibers. Upcycled yarn has approximately 70% - 95% of fiber from separated used clothes fibers, whereby separated...  
WO/2020/014351A1
Disclosed herein is a mixture comprising at least one carbohydrate-active enzyme, at least one liquid natural polymer, and optionally at least one strength agent. The mixture is useful in methods of making paper or board and methods of i...  
WO/2020/005289A1
A system for treating cellulosic fibers to improve paper, board and tissue quality; the system involves splitting fibers into an original portion having original fibers and a refinable portion. The refinable portion may further be fracti...  

Matches 1 - 50 out of 3,884