1. A method of induced froth (foam) formation process and natural purification from pollutants or contaminants for water treatment, wastewater treatment, clean-up of polluted sites of streams directly on site, clean-up of contaminated sites and for any other reasons;
the said streams hereinafter mean: rivers, creeks and any other streams;
the said polluted sites of streams or contaminated sites hereinafter mean:
a) the streams sites polluted from point and or non-point polluting sources, for example, but not limited by these examples, the said streams sites polluted from the different kinds of runoffs, including urban, agricultural, stored animal farms, sewage, domestic, textile and paper manufactures, mining operations and any others polluted streams sites;
b) the site with contaminants, for example, but not limited by this example, the said site contaminated with arsenic at mine sites or any other contaminated sites;
c) the stream sites polluted after toxic, chemical and any spills.
the said polluted sites of streams or contaminated sites include:
a) the polluted or contaminated water, wherein the said polluted or contaminated water includes running water or water at rest, wherein the said polluted or contaminated water is not within the acceptable limits for water quality standards,
or
b) the polluted or contaminated benthic soil, for example, but not limited by this example, the said benthic soil polluted with cyanide and heavy metals after toxic spills,
or both
c) the said polluted or contaminated water and the said polluted or contaminated benthic soil, for example, but not limited by this example, the said benthic soil and the said water polluted after chemical spills.
the said method of induced froth (foam) formation process and natural purification utilizes:
a) proper selected food for degrading and decomposing activities by groups of fungi, bacteria and other microorganisms which are the most resistant to the kinds of contaminants or pollutants from which the said water, wastewater, polluted sites of streams or contaminated sites are treated or cleaned-up;
the said food is either already presented in the said water, wastewater, and polluted sites of streams or contaminated sites in dissolved and/or suspended states, and/or in the form of sediment,
or
the said food in dissolved and/or in suspended states and/or in the form of sediment is added to the said water, wastewater and polluted sites of streams or contaminated sites for promoting the degradation and the decomposition of the said food, for example, but not limited by this example, the concentration of the said food in the range from about 0.05 mg/L is added for promoting the degrading and decomposing activities by Pseudomonas, Bacillus, Oscillatoria, Philodina, Carchesium bacteria and any others which are the most resistant to the cyanide from which, the said water, wastewater, polluted sites of streams or contaminated sites are treated or cleaned-up;
b) organic matter, wherein the said organic matter is either already presented or is not presented in the said water, wastewater, polluted sites of streams or contaminated sites;
c) any external and/or internal conditions for growing the biomass of the groups of bacteria,
fungi and other microorganisms which are responsible for the decomposition and the degradation of the said food to produce the biological surfactants such as animo acids, pyruvic acids, fatty acids and/or any others, for example, but not limited by this example, the temperature of the said entire water, wastewater, polluted sites of streams or contaminated sites is kept at a constant temperature in the range from about 15°C - 50°C
and/or the local heating, in the proper places wherein the said food is located, is provided to keep the local temperature in the range from about 15°C - 50°C;
d) man-made surfactants, wherein the said man-made surfactants is either already presented or is not presented in the said water, wastewater and polluted sites of streams or contaminated sites, for example, but not limited by this example, detergents, oil or any others are presented;
e) any external and/or internal conditions for generating the dissolved biogases and micro- bubbles of biogases in the said water, wastewater, polluted sites of streams or contaminated sites during the decomposition and the degradation of the said food, for example, but not limited by this example, oxygen, ammonia, carbon dioxide, methane, nitrogen and/or any others biogases are generated by decreasing pH up to 4 pH;
f) the dissolved air, wherein the said dissolved air is already presented in the said water, wastewater and polluted sites of streams or contaminated sites or the said air is captured from atmosphere;
g) any external and/or internal conditions for and growing the said micro-bubbles of biogases and/or air bubbles, for example, but not limited by this example, the temperature of entire water, wastewater, polluted or contaminated sites, including benthic soil is kept at a constant temperature in the range from 15°C - 50°C
and/or the local heating in proper places, wherein the said food is located, is provided to keep the local temperature in the range from 15°C - 50°C;
h) any external and/or internal conditions for forming and further rising the aggregates of the said micro-bubbles of biogases and/or the said air bubbles and the said polluting or
contaminating particles and/or the decomposed matter from benthic soil which enriched with the said micro-bubbles of biogases in the presence of the said biological and/or the said man-made surfactants to water surface; the said aggregates and/or the said decomposed matter are concentrated in the froth and the surrounding thin top layer of surface water,
for example, but not limited by this example, the proper level of turbulence is provided, wherein additional micro-bubbles of the said biogases and air bubbles are generated and the said aggregates and/or the said decomposed masses from benthic soil rise to the water surface and form the froth and the surrounding thin top layer on surface water downstream from weirs, waterfalls, areas with the shallow-turbulent character of stream current, any obstacles in stream current or any others; or the said weirs, waterfalls, the areas with the shallow-turbulent character of stream current, obstacles in stream current or any others for the said proper level of turbulence are artificially constructed,
or
the tiny air and/or gas bubbles are generated by the artificially created air and/or gases suppliers for pumping air and/or gases to the said water, wastewater, polluted sites of streams or contaminated sites, for example, but not limited by this example, the artificially created pipe or pipes laying on the bottom and generating the tiny air bubbles is provided,
or any other physical and/or chemical reasons;
i) any equipment or equipments, device or devices or any constructions for stopping, concentrating, localizing and collecting the said froth and the said surrounding thin top layer of surface water in the proper places for further skimming off and/or pumping and/or removing from the said proper places and/or redirecting by water flow to natural treatment and/or artificially created natural treatment directly on site, for example, but not limited by this example, the natural biological treatment is used which utilizes algae and/or river bulrushes and/or rushes and/or any other types of plants and/or algae,
or
removal;
k) the said froth and the said surrounding thin top layer of surface water are skimmed off and/or pumped and/or removed from the said proper places for disposal or transporting the said froth and the said surrounding thin top layer of surface water to treatment municipal facilities,
or
the said froth and the said surrounding thin top layer of surface water are skimmed off and/or pumped and/or removed from the said proper places for transporting to the artificial constructed natural treatment facilities, for example, but not limited by this example, the artificially created land with the biological treatment is used.
4. A method of induced froth (foam) formation process and natural purification, as it is claimed in Claim 1, is used for the said clean-up of polluted sites after toxic, chemical and any other spills into the said streams sites directly on site, wherein the said selected food, as it is claimed in Claim 1, is already presented in the said polluted sites, including in/on benthic soil as a large are the most resistant to pollutants spilled in the said sites of streams;
a large amount of the said biological surfactants are produced and a large amount of the said dissolved biogases and the said micro-bubbles of biogases are generated; the said man-made surfactants and dissolved air are already presented in the said polluted sites;
the said froth and the said surrounding thin layer of surface water with high concentration of pollutants combined from the entire running water and the benthic soil are formed downstream from already existed or artificially constructed weirs, waterfalls, the areas with shallow-turbulent character of stream current, any obstacles in stream current or any others reasons; one, two or any numbers of the said equipment or devices, as it is claimed in Claim 1 and Claim 2, for stopping, concentrating, localizing and collecting the said formed froth and the said surrounding thin top layer of surface water are installed, for example, but not limited by this example, as it is shown in Fig. 1; the said froth and the said surrounding thin top layer of surface water are removed and/or skimmed off and/or redirected, during the self-restoration time of the said polluted site, for further disposal or treatment, for example, but not limited by this example, the self-restoration time of the said polluted site is about 3 month,
or
the said froth and the said surrounding thin layer of surface water is formed by pumping the air and/or gases to the benthic soil to mix the polluting particles and degraded matter in/on the said benthic soil with water for lifting them; further the said tiny air and/or gases bubbles are generated to rise the said aggregates and the said degraded matter, as it is claimed in Claim 1, to the surface water;
one two or any said devices or equipments, as it is claimed in Claim 1 and Claim 2, are installed downstream from cleaned-up areas for stopping, concentrating, localizing and collecting the said froth and the said surrounding thin layer of surface water; the said froth and the said surrounding thin top layer of surface water are removed and/or skimmed off and/or redirected for further disposal or treatment during the self-restoration time of the said polluted site of streams.
5. A method of induced froth (foam) formation process and natural purification as it is claimed in Claim 1, is used for the said clean-up of the sites polluted from both the point and the non-point polluted sources, wherein the said proper selected food, as it is claimed in Claim 1, either is already presented in the said polluted sites as the following:
a) the dead natural organic matter in/on the said stream benthic soil and/or the said stream entire water, for example, but not limited by these examples, dead microorganisms, dead alga, dead phytoplankton, dead zooplankton and any others are presented;
b) the industrial organic pollution, for example but not limited by these examples, the sewage waste and/or the domestic waste and/or any other organic wastes are presented;
c) the dead natural organic matter in the said stream entire water and/or in/on the said stream benthic soil as a result of the different kinds of runoffs are presented,
or
e) the said food, as it is claimed in Claim 1, is added to the polluted sites of streams, for examples, but not limited by these examples, the activated sludge or any dead organic matter are added;
the said food is served as a food for degrading and decomposing activities by groups of fungi, bacteria and other microorganisms; the said biological surfactants are produced and the said dissolved biogases and micro-bubbles of biogases are generated; the said man-made surfactants such as detergents, oil and/or chemical contamination and/or any others and dissolved air are already presented in the said polluted sites;
the said froth and the said surrounding thin top layer of surface water are formed downstream from already existed or artificially constructed weirs, waterfalls, the areas with shallow-turbulent character of stream current, any obstacles in stream current or any others; one, two or any numbers of the said devices or equipments, as it is claimed in Claim 1 and Claim 2, for stopping, concentrating, localizing and collecting the said formed froth, the said thin top layer of surface water, oil product on water surface as well as any floating debris, including cans and plastic bottles are installed; the said formed froth and the said thin top layer of surface water are skimmed off for disposal and/or redirected to artificially created places for natural treatment directly on site, for example, but not limited by this example, as it is shown in Fig. 2, and/or delivered to municipal or natural treatment facilities.
or
the said froth and the said surrounding thin top layer of surface water is created by pumping the air and/or gases to the benthic soil to mix the polluting particles and degraded matter in/on benthic soil with water and further to generate tiny air and/or gases bubbles; one two or any said devices or equipments are installed downstream from treated or cleaned-up areas for stopping, concentrating and collecting the said froth and the said surrounding thin top layer of surface water by the said equipments or devices, as it is claimed in Claim 1 and Claim 2, for further skimming off for disposal and/or redirecting to artificially created places for natural treatment directly on site and/or deliver to municipal or natural treatment facilities.