# US 12,004,539 B2 · Methods for creating of high fibrousness, high moisture extrudates

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- Number: US 12,004,539 B2
- Document ID: US12004539B2
- Status: Granted
- Kind: B2
- Application number: 17/829,165
- Filed: 2022-05-31
- Published: 2023-08-03
- Granted: 2024-06-11
- Earliest claimed: 2022-01-31
- Assignees: The Livekindly Company Switzerland GmbH
- Applicants: The Livekindly Company Switzerland GmbH
- Inventors: Marco Schlüter; Achim Knoch
- Web page: https://patentgrep.com/patent/US12004539B2

## CPC

- A23L 11/05: {Mashed or comminuted pulses or legumes; Products made therefrom (A23L11/30 takes precedence; tofu or soya cheese A23L11/45; soy drinks A23L11/65)}
- A23L 5/13: {using water or steam}
- A23L 19/09: {Mashed or comminuted products, e.g. pulp, purée, sauce, or products made therefrom, e.g. snacks (A23L19/01, A23L19/10, A23L27/63 and A23L21/00 take precedence)}
- A23L: FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF (preservation thereof A23B)

## Abstract

Provided herein are exemplary methods for creating high fibrousness, high moisture extrudates by selecting a raw material for use in an extruder, selecting an additive for use in the extruder, and selecting a parameter for operating the extruder. Further methods include opening the structure and surface of extrudate, applying a needle roller to the extrudate, adding gas, steam and/or water between the extruder and a die. Additionally, the extrudate may be cooked with high water absorption, increasing water absorption from approximately 40% to approximately 80%.

## Claims

### Claim 1

A method for creating a protein extrudate with above forty percent water absorption, the method comprising:
feeding a protein material into an extruder;
feeding water into the extruder;
increasing the absorptivity of a protein extrudate by:
feeding pure Nitrogen gas into the extruder; and
feeding an additive into the extruder to increase a pH of the protein extrudate;
controlling a temperature of the extruder;
forming improved texture and longer fibers of the protein extrudate by extruding into an interim plate, the protein material, the water, the pure Nitrogen gas, and the additive, the interim plate being in fluid communication with the extruder and with a cooling die;
cooling the protein extrudate, the cooling comprising:
flowing the protein extrudate from the interim plate into one or more entrance cones coupled to one or more flow channel entrances of the cooling die, the one or more entrance cones directing movement of the protein extrudate into the one or more flow channel entrances and increasing rate of flow of the protein extrudate into the cooling die;
increasing rate of flow of the protein extrudate into the cooling die by flowing the protein extrudate from the one or more flow channel entrances into one or more inlets coupled to the one or more flow channel entrances, each of the one or more inlets comprising a diffuser and a boundary piece to bind the diffuser, the diffuser having an entry opening and an exit opening, the entry opening being wider than the exit opening; and
reducing the temperature of the protein extrudate to under 98 degrees Celsius; and
boiling the protein extrudate in the water until the protein extrudate comprises the above forty percent water absorption.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
opening structure and surface of the protein extrudate using mechanical stress.

### Claim 3 (depends on 2)

The method of claim 2, wherein the mechanical stress comprises applying a needle roller to the protein extrudate.

### Claim 4 (depends on 3)

The method of claim 3, further comprising:
adding steam and water between the extruder and a die.

### Claim 5 (depends on 4)

The method of claim 4, further comprising:
increasing water absorption to approximately 80% after the extruder.

### Claim 6 (depends on 1)

The method of claim 1, wherein the protein material comprises a combination of hemp and soy.

### Claim 7 (depends on 1)

The method of claim 1, wherein the protein material comprises a combination of hemp and gluten.

### Claim 8 (depends on 1)

The method of claim 1, wherein the protein material comprises a combination of hemp, soy and gluten.

### Claim 9 (depends on 1)

The method of claim 1, wherein the additive comprises sodium hydroxide in a range of approximately 0.05% to approximately 1.00%.

### Claim 10 (depends on 5)

The method of claim 5, further comprising boiling the protein extrudate in water to achieve high water absorption of between approximately 20% and 120%.

### Claim 11 (depends on 5)

The method of claim 5, further comprising boiling the protein extrudate in water and spice to achieve high water and spice absorption of between approximately 20% and 120%.

### Claim 12 (depends on 4)

The method of claim 4, further comprising adding a marinade before or during cooking.

### Claim 13 (depends on 12)

The method of claim 12, wherein a content of the marinade ranges from approximately 1% to approximately 20%.

### Claim 14 (depends on 6)

The method of claim 6, wherein the combination is 25% hemp and 75% soy.

### Claim 15 (depends on 6)

The method of claim 6, wherein the combination is 35% hemp and 65% soy.

### Claim 16 (depends on 6)

The method of claim 6, wherein the combination is 45% hemp and 55% soy.

### Claim 17 (depends on 6)

The method of claim 6, wherein the combination is 55% hemp and 45% soy.

### Claim 18

A method for creating a protein extrudate with above eighty percent water absorption, the method comprising:
feeding water into an extruder and feeding a protein material into the extruder, the protein material comprising a combination of hemp and soy;
increasing the absorptivity of the protein material by feeding an additive into the extruder to increase a pH;
controlling a temperature of the extruder;
forming improved texture and longer fibers of the protein extrudate by extruding into an interim plate the protein material, the water and the additive, the interim plate being in fluid communication with the extruder and with a cooling die;
opening a structure and surface of the protein extrudate using mechanical stress, the mechanical stress comprising applying a needle roller to the protein extrudate;
cooling the protein extrudate, the cooling comprising:
flowing the protein extrudate from the interim plate onto a surface of an entrance cone, the entrance cone coupled to one or more flow channel entrances of the cooling die, the entrance cone directing movement of the protein extrudate into the one or more flow channel entrances;
flowing the protein extrudate from the one or more flow channel entrances into one or more inlets coupled to the one or more flow channel entrances, the one or more inlets comprising a diffuser and a boundary piece to bind the diffuser, the diffuser having an entry opening and an exit opening, the entry opening being wider than the exit opening; and
reducing the temperature of the protein extrudate to under 98 degrees Celsius.

### Claim 19

A method for creating protein extrudate with above eighty percent water absorption, the method comprising:
feeding water into an extruder and feeding a protein material into the extruder, the protein material comprising a combination of hemp and soy;
increasing the absorptivity of a protein extrudate by feeding an additive into the extruder to increase a pH, the additive comprising sodium hydroxide in a range of 0.05% to 1.00% and nitrogen in a range of 0.01% to a 5.00%;
controlling a temperature of the extruder by maintaining the temperature of the extruder between 100 degrees Celsius to 200 degrees Celsius;
forming improved texture and longer fibers of the protein extrudate by extruding into an interim plate a mixture of the protein material, the water, and the additive, the interim plate being in fluid communication with the extruder and with a cooling die;
opening a structure and surface of the protein extrudate using mechanical stress, the mechanical stress comprising applying a needle roller to the protein extrudate;
cooling the protein extrudate, the cooling comprising:
flowing the protein extrudate from the interim plate onto a surface of an entrance cone, the entrance cone coupled to one or more flow channel entrances of the cooling die, the entrance cone directing movement of the protein extrudate into the one or more flow channel entrances
flowing the protein extrudate from the one or more flow channel entrances into one or more inlets coupled to the one or more flow channel entrances, the one or more inlets comprising a diffuser and a boundary piece to bind the diffuser, the diffuser having an entry opening and an exit opening, the entry opening being wider than the exit opening; and
reducing the temperature of the protein extrudate to under 98 degrees Celsius; and
boiling the protein extrudate in the water until the protein extrudate comprises the above eighty percent water absorption.
