5 patents
Utility
Slow-release Potassium and Sulfur Fertilizer and Methods for Making Same
23 Mar 23
A fertilizer comprises a slow release source of phosphorus and a slow release source of sulfur.
Roland LEATHERWOOD, Robert VAN SPINGELEN, Ahren BRITTON
Filed: 19 Feb 21
Utility
Methods and systems for recovering phosphorus from wastewater including digestate recycle
17 Aug 21
Methods and systems for removal and recovery of phosphorus from wastewater and producing inorganic phosphorus complexes including digestate recycle.
Keith E. Bowers
Filed: 24 Jan 19
Utility
Treatment of Phosphate-containing Wastewater and Methods for Fines Control
8 Jul 21
Methods and apparatus for precipitating dissolved materials from an aqueous solution are provided.
Melahalli Sathyanarayana Ram PRASAD, Ahren BRITTON, Mikaela VERIGIN
Filed: 16 May 19
Utility
Slow and fast release fertilizer composition and methods for making same
23 Dec 19
A homogeneous fertilizer granule comprises slow-release (e.g. struvite) and fast release sources of phosphorus (P).
Donald R. Clark, Dan Michael Froehlich, Ahren Thomas Britton
Filed: 18 Dec 17
Utility
Treatment of phosphate-containing wastewater
25 Nov 19
A method for treating, and recovering phosphate compounds from, phosphate-containing wastewater.
Pierre Cote, Ahren Britton, Ram Prasad Melahalli Sathyanarayana, Rhonda Maria Hyslop
Filed: 26 Nov 18
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