(19)
(11) EP 0 124 970 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.06.1986 Bulletin 1986/23

(43) Date of publication A2:
14.11.1984 Bulletin 1984/46

(21) Application number: 84301536

(22) Date of filing: 08.03.1984
(84) Designated Contracting States:
BE DE FR GB IT SE

(30) Priority: 09.05.1983 US 492559

(71) Applicant: Corning Glass Works
 ()

(72) Inventors:
  • Hertl, William
     ()
  • Ramsey, William Scott
     ()

   


(54) Magnetic stirring apparatus and method


(57) A magnetic stirring apparatus is disclosed which is capable of suspending solids in a liquid medium. The apparatus comprises a vessel (22) for containing fluids and solids, a magnetic impeller (10) and a means (26) for rotating the magnetic impeller.
The impeller comprises a chamber (12) which is buoyant with respect to the fluid (24) contained by the vessel (22) and a magnet (14) placed within the buoyancy chamber (12) thereby forming a buoyant magnetic impeller.






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