Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Worrall; George I.
Address:
West St. Paul, MN
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
3984316 Treating foul refinery waste waters with absorber gas October 5, 1976
Refinery waste waters containing dissolved hydrogen sulfide and ammonia are stripped of hydrogen sulfide by a countercurrent stream of refinery absorber gas which removes substantially all of the hydrogen sulfide and none of the ammonia. The dissolved ammonia is subsequently removed by










 
 
  Recently Added Patents
Phase lock loop with injection pulse control
Sound producing apparatus for vehicle
Substantially aligned boron nitride nano-element arrays and methods for their use and preparation
Method for production of fermentable sugars from biomass
Sonic fast-sync system and method for bluetooth
Plastic floor-wall transition methods, materials, and apparatus
Method of interfacing a host operating through a logical address space with a direct file storage medium
  Randomly Featured Patents
Open-loop vertical drywell gradient correction system and method
Wire dispenser with retractor
Fishing line retention device
Halogen derivatives of alkynoxymethyl amines
Processing for aluminum nitride inhibited oriented silicon steel
Sawhorse and brackets
Compatibilizers for composites of PVC and cellulosic materials
Semiconductor device containing local interconnection and method of manufacturing the same
Pipe coupling
Hierarchical menu bar system with dynamic graphics and text windows