PREVENTING AGENT FOR GENERATION OF RED TIDE AND METHOD FOR PREVENTING GENERATION OF RED TIDE

Title:

PREVENTING AGENT FOR GENERATION OF RED TIDE AND METHOD FOR PREVENTING GENERATION OF RED TIDE

Document Type and Number:

Japanese Patent JP2005015357

Kind Code:

A

Abstract:

To provide a preventing agent for generation of red tide preventing the germination of a dormant zygote of planktons, killing even the germinated planktons and surely preventing the generation of the red tide with simple operation at a low cost and to provide a method for preventing the generation of the red tide.

The preventing agent for the generation of the red tide is produced as follows. Quick lime prepared by baking natural limestone at about 1100°C is reacted with water to produce milk of lime. The resultant milk of lime is added to seawater from which gaseous carbon dioxide and impurities are removed. Minerals consisting essentially of magnesium in the seawater are replaced with calcium to produce a mineral concentrate, which is washed with fresh water to remove salts.

Inventors:

MAEDA HIROTO
NISHINO NOBUYUKI
ARITA HIROSHI
FUKUO TOMOMI
HIRAI TOMOKA

Application Number:

JP2003179974A

Publication Date:

January 20, 2005

Filing Date:

June 24, 2003

Export Citation:

Click for automatic bibliography generation Help

Assignee:

NICHIMO KK
UBE MAT IND LTD
MAEDA HIROTO

International Classes:

A01K61/00; A01N25/00; A01N59/06; C02F11/00; (IPC1-7): A01N59/06; A01K61/00; A01N25/00; C02F11/00

Domestic Patent References:

JPH09239375A	1997-09-16
JPH0852498A	1996-02-27
JPH08257591A	1996-10-08
JPH0819774A	1996-01-23

Attorney, Agent or Firm:

Shunsuke Nakao
Takashi Ito
Naoko Okura
Fumari Tamari
Takeyuki Suzuki
Shiro Isoda

Previous Patent: ADAMANTANE DERIVATIVE

Next Patent: MEDICINAL COMPOSITION USED FOR TREATING EATING DISORDER