Absorber and method of manufacturing the absorber

Stock material or miscellaneous articles – Hollow or container type article

Reexamination Certificate

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Details

C428S034300, C502S527240, C502S402000, C525S332900, C525S333500, C525S344000, C525S354000

Reexamination Certificate

active

06977102

ABSTRACT:
According to the present invention, a water absorbent material and materials to be sucked included in a water permeable bag type member form a water absorber. Thus, the water absorber is small both in weight and volume upon its transportation, and accordingly, the water absorber can be rapidly conveyed in large quantities without depending on a human power. The water absorber absorbs water upon its use to adequately satisfy a function of a form traceability for weight, volume and outline.

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patent: 4418163 (1983-11-01), Murakami et al.
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patent: 5279745 (1994-01-01), Jeffers et al.
patent: 5624967 (1997-04-01), Hitomi et al.
patent: 6476152 (2002-11-01), Valkanas
patent: 60-44603 (1985-03-01), None
patent: 2001-81752 (2001-03-01), None
patent: 2002-86624 (2002-03-01), None
JPO website Machine English translation, JP 2001081752A, Mar. 2001, Watanabe et al.
USPTO English Translation, JP Patent Application Publication 04-203110, Jul. 1992, Masahiro et al.
Hematite, Wikipedia the free encyclopedia, 2004.
WO 99/21897, Valkanas, Jun. 1999.
The Merck Index, tenth edition, p. 1289, Sulfur Trioxide, Windholz et al., 1983.

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