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.
Patent No.:
Date of Patent:
Apr. 21, 1987
Filed:
Dec. 06, 1985
Applicant:
Inventors:
Motoo Shiraishi, Tokyo, JP;
Mansei Tanaka, Chiba, JP;
Minoru Nakamura, Tokyo, JP;
Koichi Sato, Tokyo, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02D / ; E02B / ;
U.S. Cl.
CPC ...
405216 ; 405211 ;
Abstract
A marine structure comprising steel pipe piles in which the top head, splash zone and tidal zone of each steel pipe pile driven into the sea bed are covered with a polyethylene resinous covering material, and the top head of the steel pipe pile is inserted inside a slab concrete structure, whereby is realized a considerably improvement in the water imperviousness, corrosion resistance, and scratch resistance of the steel pipe piles.