The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 30, 2001

Filed:

Jun. 16, 1997
Applicant:
Inventors:

Carlo Neri, San Donato Milanese, IT;

Silvestro Costanzi, Lodi Vecchio, IT;

Franco Groppelli, Lodi, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/28 ; C02F / ; C02F / ;
U.S. Cl.
CPC ...
C02F 1/28 ; C02F / ; C02F / ;
Abstract

A method for removing hydrocarbon products from water surfaces, which entails contacting the hydrocarbon products with a crystalline polypropylene, which when observed under a microscope of 2500 magnetization, exhibits a spongy surface having relatively homogeneous intercommunicating pores, with dimensions of between about 3 &mgr;m and 20 &mgr;m in diameter.


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