2243151-A is referenced by 20 patents and cites 4 patents.

A water cleaning facility for use in an area of water of less than three meters depth such as in lake, pond, river or reservoir. The device comprises a tube 1 held vertically under water by means of a weight 6 and flotation collar 2. Compressed air supplied to an inlet 16 forms bubbles 22 which rise up the tube 1. The chemicals to be dispersed e.g. aluminium chloride or polymer coagulant and an algicide such as copper sulphate or copper chloride, may be contained within bags (68) located in a framework (67) attached to the top of the tube 1 by cables (65) and provided with flotation means (64. fig.6).

Title
Device for aerating and dispersing chemicals in lakes etc.
Application Number
GB19900008913 19900420
Publication Number
2243151 (A)
Application Date
April 20, 1990
Publication Date
October 23, 1991
Inventor
Lu Wen Pin
Assignee
Lu Wen Pin
IPC
C02F 07/00
C02F 01/52
C02F 01/50
C02F 07/00
C02F 03/22
C02F 01/68
C02F 01/54
C02F 01/52
C02F 01/50
B01F 03/04
C02F 07/00
C02F 03/22
C02F 01/68
C02F 01/54
C02F 01/52
C02F 01/50
B01F 03/04
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