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US4377601A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of removing hulls from brewer's spent grain

Assignee: Miller Brewing Co
•
Filing: 1981-09-04
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Granted: 1983-03-22
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Expires: 2001-09-04
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Abstract

Abstract Hulls are removed from brewer's spent grain (BSG) by drying and milling the BSG in a roller mill having a differential of about 2.5 to about 4.0 and a tight setting, followed by passing the milled mixture through a No. 36 light wire sieve which retains the hulls and permits the bran to pass through. An improved method of making bread with bran which comprises thoroughly mixing the bran with oil and surfactant before adding the other bread ingredients is also described.

Inventors

  • 👤 Patrick C. Dreese
  • 👤 R. Carl Hoseney

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 22:57
CPC Classifications
A; A21; A21D; A21D13/00; A21D13/02; A23; A23L; A23L7/00; A23L7/10; A23L7/115

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 103 words
A method of preparing a bran from brewer's spent grain (BSG) which bran is suitable for use in products for human consumption comprises drying the BSG and milling the dried BSG in a roller mill having a differential of about 2.5 to about 4.0 and a tight setting so that the rollers just rub when no grain is passing through to separate the bran from the hulls, then passing the ground mixture through a sieve having openings of about 500 microns which retains the particles of hulls and collecting the product which passes through the sieve which constitutes the brewer's spent grain bran.
Claim 2
Independent Claim 103 words
A method of preparing a bran from brewer's spent grain (BSG) which bran is suitable for use in products for human consumption comprises drying the BSG and milling the dried BSG in a roller mill having a differential of about 2.5 to about 4.0 and a tight setting so that the rollers just rub when no grain is passing through to separate the bran from the hulls, then passing the ground mixture through a sieve having openings of about 500 microns which retains the particles of hulls and collecting the product which passes through the sieve which constitutes the brewer's spent grain bran.
Claim 3
Dependent Claim 14 words
The method of claim 1 in which the roller mill differential is about 3.0.

References Cited (Backward Citations)

US580834A Cited
US679065A Cited
US2225428A Cited
US2396234A Cited
US2420567A Cited
WO1979000269A1 Cited
DE2940859A1 Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1986-03-21 1986-09-20 1987-03-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1990-03-21 1990-09-20 1991-03-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1994-03-21 1994-09-20 1995-03-22 $7700.00 Window Closed / Lapsed

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