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Patent Assignment Details

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Reel/Frame:	005836/0501			Pages:	100
		Recorded:	07/20/1991
Conveyance:	AMENDMENT TO SECURITY AGREEMENT TO CHANGE THE TERMS AND CONDITIONS AND TO APPOINT ASSIGNEES AS COLLATERAL AND SUBCOLLATERAL AGENTS REPECTIVELY. SEE DOCUMENT FOR DETAILS.

Total properties: 13

Patent #:	4291002	Issue Dt:	09/22/1981	Application #:	05844847	Filing Dt:	10/25/1977
Title:	PROCESS FOR PRODUCING SODIUM CARBONATE FROM COMPLEX BRINES

Patent #:	4261961	Issue Dt:	04/14/1981	Application #:	06098799	Filing Dt:	11/30/1979
Title:	PROCESS FOR THE EXTRACTION OF POTASSIUM FROM AQUEOUS ALKALINE SOLUTION

Patent #:	4478599	Issue Dt:	10/23/1984	Application #:	06382048	Filing Dt:	05/25/1982
Title:	METHOD OF CONTINUOUSLY CONTROLLING CRYSTAL FINES FORMATION

Patent #:	4626426	Issue Dt:	12/02/1986	Application #:	06764110	Filing Dt:	08/09/1985
Title:	PROCESS FOR THE MANUFACTURE OF CAUSTIC SODA

Patent #:	4761248	Issue Dt:	08/02/1988	Application #:	06927545	Filing Dt:	11/06/1986
Title:	PROCESS FOR PREPARING PARTICULATE DETERGENT PRODUCTS

Patent #:	4746438	Issue Dt:	05/24/1988	Application #:	07103462	Filing Dt:	10/01/1987
Title:	METHOD FOR PURIFYING CONTAMINATED WATERS

Patent #:	3767776	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	3781412	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	3804941	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	3806580	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	3876387	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	3900292	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	3981929	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Assignor

Exec Dt:

06/17/1991

Assignees

Correspondence name and address
	SIMPSON THACHER & BARTLETT
	425 LEXINGTON AVENUE
	NEW YORK, NY 10017-3909

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