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Method for shortening the blood removal process for meat

Listed on
2026-10-19
Processing technology to reduce blood removal time for jerky raw meat using pulsed electric field pretreatment

This technology shortens the blood removal process for meat products like jerky by applying a pulsed electric field to the raw meat before soaking it in water. It is applicable to various meats, including beef, pork, chicken, turkey, lamb, goat, and duck.

Jerky production involves multiple time-consuming steps such as trimming, blood removal, curing, aging, and drying, which lead to high production costs and hygiene challenges. In particular, the long duration required for soaking fresh meat to remove blood can cause loss of juices, degrading flavor and increasing the risk of microbial contamination.

This technology treats meat with a specific range of electric field intensity and pulse frequency to accelerate blood release before the soaking process. It requires no additives and can be easily integrated into existing production lines. Applicable to jerky manufacturing, seasoned or cured meat processing, and poultry plants, it reduces soaking time, minimizes juice loss, lowers contamination risks, and boosts overall productivity.

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Key Features:
  • A step of applying a pulsed electric field to meat, such as beef, pork, chicken, turkey, lamb, goat, or duck
  • A step of performing a blood removal process on the meat after applying the pulsed electric field
  • A step of applying the pulsed electric field at an intensity of 0.1 to 10 kV/cm
  • A step of applying the pulsed electric field to the meat with 100 to 1,000 pulses

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This invention was developed with support from the Ministry of Agriculture, Food and Rural Affairs for research on applying PEF and plasma treatment technologies to raw meat.

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Chung-Ang University
Dong-eon Lee | Doo-hwan Moon | Se-ho Jung | Young-min Jung
Document
Date of application:
2018-12-31
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Patent registration number:
10-2302754
Industry
food•beverage
Technology
Food engineering
Agricultural & Fishery technology
Country
Korea
Family Patent

N/A

Price
Price negotiable
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