Invention Grant
- Patent Title: Production of acid soluble humates
- Patent Title (中): 生产酸溶性腐殖酸盐
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Application No.: US592270Application Date: 1996-01-26
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Publication No.: US5663425APublication Date: 1997-09-02
- Inventor: William J. Detroit , Stuart E. Lebo, Jr. , Lori L. Bushar
- Applicant: William J. Detroit , Stuart E. Lebo, Jr. , Lori L. Bushar
- Applicant Address: WI Rothschild
- Assignee: LignoTech USA, Inc.
- Current Assignee: LignoTech USA, Inc.
- Current Assignee Address: WI Rothschild
- Main IPC: C07G99/00
- IPC: C07G99/00 ; C08H99/00 ; C07G1/00
Abstract:
A method is disclosed for production of acid soluble humates. Humic acid bearing ores are sulfoalkylated under alkaline conditions to produce high solids humic acid concentrates which are soluble at pH as low as 0.5 and in yields of at least 70 percent.
Public/Granted literature
- US5174585A Adjustable fastening device Public/Granted day:1992-12-29
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