Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Maeda; Kannosuke
Address:
Ashiya, JP
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
5173088 Process for preparing crystals of anhydrous sodium sulfide December 22, 1992
Disclosed is a process for preparing crystals of anhydrous sodium sulfide, the process being characterized in that the process comprises the steps of heating crystals of polyhydrate of sodium sulfide under a pressure of about 500 torr or less at a temperature varying not more than .+-.ab
5071632 Process for preparing crystals of anhydrous sodium sulfide December 10, 1991
Disclosed is a process for preparing crystals of anhydrous sodium sulfide, the process being characterized in that the process comprises the steps of heating a water-containing non-crystalline sodium sulfide at a temperature of about 30.degree. to about 89.degree. C. under a pressure of
4908043 Method of producing crystals of anhydrous sodium sulfide March 13, 1990
Disclosed are single crystals of anhydrous sodium sulfide, and a method of producing single crystals of anhydrous sodium sulfide, characterized in that the method comprises concentrating an aqueous solution of sodium sulfide at a temperature of 97.degree. C. or higher, the solution c










 
 
  Recently Added Patents
Vehicle running control system
Automatically selecting a paper with increased dimensions than originally desired for printing and adding advertisement content to the increased dimensional area of the paper
Atomic oscillator and manufacturing method
Real-image zoom viewfinder and imaging apparatus
Electrical terminal
Wireless communications system, wireless communications apparatus, wireless communications method and computer program for wireless communication
Electrical event detection device and method of detecting and classifying electrical power usage
  Randomly Featured Patents
Tubular body
Data latch with minimal setup time and launch delay
Lens protection cover-attached camera
Document size detecting device
System for managing distribution of programs
Composite building module and method for making same
Rotary cooker for use with chamfered, stackable cans
Windowed computer display
Faucet
Distribution leveling for an agricultural combine