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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
ENITECNOLOGIE S P A	VIA F MARITANO 26 I-20097 SAN DONATO MILANESE (MILAN)
ENI S P A	00144 ROMA

International Classification(s)

• A01N:PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLA....
• C23F:NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM S....
• A61L:METHODS OR APPARATUS FOR STERILISING MATERIALS OR ....
• C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....
• E21B:EARTH OR ROCK DRILLING
• E21C:MINING OR QUARRYING
• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Crescenzi, Francesco	Rome , IT	5	9
Crisari, Antonella	Rome , IT	2	5
Piatti, Cesare Achille	Milan , IT	1	5

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 08, 2009	US,7585460,B2   US7585460B2	GRANTED PATENT AS SECOND PUBLICATION
January 06, 2005	US,20050002825,A1   US20050002825A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7585460

Method for inhibiting the biological acidification of water in contact with materials containing sulfur

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