IP Library Granted Patent US 7,846,408
Granted Patent B1
US 7,846,408 · App. 11/943,705 · Granted Dec 7, 2010

Compositions, methods, and systems for managing total sulfide

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Quick Facts
Patent No.
US 7,846,408
App. No.
11/943,705
Granted
Dec 7, 2010
Kind
B1
Abstract

Certain exemplary embodiments can involve contacting a predetermined portion of a medium and a reaction product resulting from a reaction between predetermined reactants that can include a predetermined active ferric chelate and a nitrate/nitrite, the contacting occurring at a pH of approximately 6 to approximately 8, the contacting effective to oxidize at least a portion of a sulfide contaminant associated with the predetermined portion of the medium.

Claims (10)

1. A method comprising:

contacting a predetermined portion of a medium and a reaction product resulting from a reaction between predetermined reactants comprising an active ferric chelate and a nitrate/nitrite, said contacting occurring at a pH of approximately 6 to approximately 8, said contacting effective to oxidize at least a portion of a sulfide contaminant associated with said predetermined portion of said medium.

2. The method of claim 1 , said reactants further comprising:

a peroxide.

3. The method of claim 1 , wherein:

said medium comprises wastewater.

4. The method of claim 1 , wherein:

said sulfide contaminant comprises hydrogen sulfide.

5. The method of claim 1 , wherein:

said contacting occurs in an anaerobic environment.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Jul 21, 2025
From: RIVERSTONE CREDIT MANAGEMENT LLC
To: STREAMLINE INNOVATIONS, INC.
Reel/Frame 071779/0982 →
SECURITY INTEREST Recorded Jul 18, 2025
From: STREAMLINE INNOVATIONS, INC.
To: PROTERRA FINANCE LLC, AS COLLATERAL AGENT
Reel/Frame 071762/0901 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 1, 2019
From: BIOSYSTEMS CONSULTING, INC. D/B/A ADVANCED OXIDATION TECHNOLOGY
To: STREAMLINE INNOVATIONS, INC.
Reel/Frame 049054/0515 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 12, 2016
From: COX, HENRY WILMORE, JR
To: BIOSYSTEMS CONSULTING, INC. DBA ADVANCED OXIDATION TECHNOLOGY
Reel/Frame 038254/0036 →
Continuity (1)
Provisional Application 6086029500 · Nov 21, 2006