Title:
SYNTHETIC GYPSUM FERTILIZER PRODUCT AND METHOD OF MAKING
Document Type and Number:
WIPO Patent Application WO/2014/026048
Kind Code:
A3
Abstract:
Embodiments of the invention are directed to pelletized synthetic gypsum and methods and systems for producing pelletized synthetic gypsum. Synthetic gypsum is combined with a binder composition and pelletized to a desired size. The binder composition may include lignosulfonate. Additives may be included in the pellets such as various plant nutrients and micro-nutrients. An additive may include elemental sulfur. The resulting pellets may have a mean pellet size guide number (SGN) from approximately 150 to approximately 300 and a crush strength from approximately 2 Ibf to approximately 12 Ibf.
Inventors:
GINN TERRELL DALLAS (US)
GRAY DANNY LYNN (US)
GRAY DANNY LYNN (US)
Application Number:
PCT/US2013/054212
Publication Date:
March 27, 2014
Filing Date:
August 08, 2013
Export Citation:
Assignee:
CHARAH INC (US)
International Classes:
C05D9/00
Foreign References:
| US20010029762A1 | 2001-10-18 | |||
| US6613138B2 | 2003-09-02 | |||
| US7776124B2 | 2010-08-17 | |||
| US6029603A | 2000-02-29 |
Other References:
See also references of EP 2882702A4
Attorney, Agent or Firm:
WARD, Henry, B., III (430 Davis Drive Suite 500,P.O. Box 1370, Research Triangle Park NC, US)
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