or
Bookmark and Share
PREPARATION OF PHOSPHATES
   
Document Number
US Patent 3764656
Issued Date
October 9, 1973
Link
Inventors
Map
Abstract
Phosphorus values are recovered from phosphate crystal mother liquor by contacting the liquor with finely divided calcium salts at elevated temperatures to precipitate hydrated octacalcium phosphate. Ca/P input is specific.
Tags:
Description:
Amusing 0%
Clever 0%
Complex 0%
Efficient 0%
Historic 0%
Important 0%
Innovative 0%
Interesting 0%
Practical 0%
Simple 0%
Number of Claims:
3
Comments:
no comments yet
Owner
Hooker Chemical Corporation (Niagara Falls, NY)
Published
October 9, 1973
Application Number
05/229,573
Filed
February 25, 1972
US Classification
423/311  
Int'l Classification
C05B   3/00   (20060101)  
Examiner
Assistant Examiner
Parent Case
This is a continuation-in-part of copending application Ser. No. 788,096, filed Dec. 30, 1968 and now abandoned.
USPTO Field of Search
423/299   423/304   423/305   423/306   423/307   423/308   423/309   423/310   423/311   423/312   423/313   423/314   423/315  
Related Patents
Claims
Description
About| FAQs| Terms & Disclaimer| Link to Us| Contact Us
© 2009 - WikiPatents, Inc.
Not affiliated with Wikipedia.