Inventor
HUNNIFORD DAVID J
US10 patents
⚠️ This page may combine multiple inventors who share the name “HUNNIFORD DAVID J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS WATER TECH HOLDG CORP
3 patentsUS7326340B2Feb 5, 2008
System for controlling sulfide generation
SIEMENS WATER TECH HOLDG CORP27 citations91
US7186341B2Mar 6, 2007
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater
SIEMENS WATER TECH HOLDG CORP24 citations91
US7285207B2Oct 23, 2007
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater
SIEMENS WATER TECH HOLDG CORP6 citations72
UNITED STATES FILTER CORP
3 patentsUS7138049B2Nov 21, 2006
Apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater
UNITED STATES FILTER CORP18 citations91
US7087172B2Aug 8, 2006
Methods for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater
UNITED STATES FILTER CORP16 citations91
USRE37181EMay 22, 2001
Process for removal of dissolved hydrogen sulfide and reduction of sewage BOD in sewer or other waste systems
UNITED STATES FILTER CORP33 citations91