Abstract

The present disclosure describes a method for producing high oxygen tolerant algae strains. The methods include selectively growing algae cell cultures under high oxygen pressure conditions. Algae strains produced by these methods, as well as methods for cultivating them, are also disclosed.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor

Abstract

Embodiments of the disclosure provide systems and methods for supplying an algae cultivation fluid with nutrients (e.g., carbon dioxide and nitrogen) directly from the atmosphere. Supplying nutrients directly from the atmosphere reduces operational costs and environmental impacts, as well as provides greater flexibility in locating algae farms.

IPC Classes  ?

• A01G 33/00 - Cultivation of seaweed
• A01G 7/02 - Treatment of plants with carbon dioxide
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12N 1/12 - Unicellular algaeCulture media therefor
• C12N 13/00 - Treatment of microorganisms or enzymes with electrical or wave energy, e.g. magnetism, sonic waves

Abstract

An algae cultivation system includes generating a translating hydraulic jump wave that travels across a gas-liquid interface of an algae cultivation fluid contained in the algae cultivation system. The translating hydraulic jump wave has Froude number greater than 1.

IPC Classes  ?

• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• A01G 33/00 - Cultivation of seaweed
• C12M 1/00 - Apparatus for enzymology or microbiology

Abstract

The present disclosure describes cultivation methods for increasing productivity of algae strains by cultivating the algae in a high silica cultivation fluid. Also described are methods for using high silica concentrations to reduce contaminants in an algae culture. Also described are systems for supplementing cultivation fluid with silica.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12P 7/6436 - Fatty acid esters

Abstract

Described herein are systems and methods for supplying an algae cultivation fluid with carbon by incorporating microorganisms that express carbonic anhydrase. The systems and methods further include capturing carbon dioxide directly from the atmosphere for absorption by the carbonic anhydrase.

IPC Classes  ?

• A01G 33/00 - Cultivation of seaweed
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12N 1/12 - Unicellular algaeCulture media therefor
• C12N 9/88 - Lyases (4.)

Abstract

Described herein are systems and methods for supplying an algae cultivation fluid with carbon by incorporating microorganisms that express carbonic anhydrase. The systems and methods further include capturing carbon dioxide directly from the atmosphere for absorption by the carbonic anhydrase.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12N 1/20 - BacteriaCulture media therefor
• C12N 9/88 - Lyases (4.)

Abstract

The present disclosure describes cultivation methods for increasing productivity of algae strains by cultivating the algae in a high silica cultivation fluid. Also described are methods for using high silica concentrations to reduce contaminants in an algae culture. Also described are systems for supplementing cultivation fluid with silica.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• C12M 1/00 - Apparatus for enzymology or microbiology

Abstract

The present disclosure describes cultivation methods for increasing productivity of algae strains. The methods include diluting the algae cultures at specific times, as well as nutrient feeding the cultures at specific times.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor

Abstract

The present disclosure describes cultivation methods for increasing productivity of algae strains. The methods include diluting the algae cultures at specific times, as well as nutrient feeding the cultures at specific times.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• A01G 33/00 - Cultivation of seaweed

Abstract

The present disclosure describes a method for producing high oxygen tolerant algae strains. The methods include selectively growing algae cell cultures under high oxygen pressure conditions. Algae strains produced by these methods, as well as methods for cultivating them, are also disclosed.

IPC Classes  ?

• A01G 33/00 - Cultivation of seaweed
• C12M 1/06 - Apparatus for enzymology or microbiology with gas introduction means with agitator, e.g. impeller
• C12N 1/12 - Unicellular algaeCulture media therefor
• C12P 5/00 - Preparation of hydrocarbons
• C12R 1/89 - Algae

Abstract

Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, a dead-end filtration system and method includes at least one tank and a plurality hollow fiber membranes positioned in the at least one tank. An algae medium is pulled through the hollow fiber membranes such that a retentate and a permeate are produced.

IPC Classes  ?

• B01D 63/02 - Hollow fibre modules
• B01D 61/14 - UltrafiltrationMicrofiltration
• B01D 61/22 - Controlling or regulating
• B01D 63/04 - Hollow fibre modules comprising multiple hollow fibre assemblies
• B01D 65/02 - Membrane cleaning or sterilisation
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12M 1/26 - Inoculator or sampler
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• C12M 1/36 - Apparatus for enzymology or microbiology including condition or time responsive control, e.g. automatically controlled fermentors
• C12N 1/02 - Separating microorganisms from their culture media
• C12N 1/12 - Unicellular algaeCulture media therefor

Abstract

Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, a dead-end filtration system and method includes at least one tank and a plurality hollow fiber membranes positioned in the at least one tank. An algae medium is pulled through the hollow fiber membranes such that a retentate and a permeate are produced.

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• B01D 61/22 - Controlling or regulating
• B01D 63/02 - Hollow fibre modules
• B01D 63/04 - Hollow fibre modules comprising multiple hollow fibre assemblies
• B01D 65/02 - Membrane cleaning or sterilisation
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12M 1/26 - Inoculator or sampler
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• C12M 1/36 - Apparatus for enzymology or microbiology including condition or time responsive control, e.g. automatically controlled fermentors
• C12N 1/02 - Separating microorganisms from their culture media

Abstract

A method of autotrophic cultivation of algae includes cultivating algae in the presence of cultivation media and at least one growth nutrient to produce an algal biomass; and harvesting the algal biomass by separating the algal biomass from the cultivation media and the at least one growth nutrient. The algal biomass comprises at least 35% fatty acid lipid content and at least 30% protein content on an ash-free dry weight basis

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• C12N 1/02 - Separating microorganisms from their culture media
• C12N 1/38 - Chemical stimulation of growth or activity by addition of chemical compounds which are not essential growth factorsStimulation of growth by removal of a chemical compound

Abstract

A method of autotrophic cultivation of algae includes cultivating algae in the presence of cultivation media and at least one growth nutrient to produce an algal biomass; and harvesting the algal biomass by separating the algal biomass from the cultivation media and the at least one growth nutrient. The algal biomass comprises at least 35% fatty acid lipid content and at least 30% protein content on an ash-free dry weight basis

IPC Classes  ?

• C12N 1/12 - Unicellular algaeCulture media therefor
• C12P 7/64 - FatsFatty oilsEster-type waxesHigher fatty acids, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl groupOxidised oils or fats

Abstract

Embodiments of the disclosure provide systems and methods for supplying an algae cultivation fluid with nutrients (e.g., carbon dioxide and nitrogen) directly from the atmosphere. Supplying nutrients directly from the atmosphere reduces operational costs and environmental impacts, as well as provides greater flexibility in locating algae farms.

IPC Classes  ?

• A01G 7/00 - Botany in general
• A01H 13/00 - Algae
• A01G 33/00 - Cultivation of seaweed

Abstract

Embodiments of the disclosure provide systems and methods for supplying an algae cultivation fluid with nutrients (e.g., carbon dioxide and nitrogen) directly from the atmosphere. Supplying nutrients directly from the atmosphere reduces operational costs and environmental impacts, as well as provides greater flexibility in locating algae farms.

IPC Classes  ?

• A01G 33/00 - Cultivation of seaweed
• A01G 7/02 - Treatment of plants with carbon dioxide
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12N 1/12 - Unicellular algaeCulture media therefor
• C12N 13/00 - Treatment of microorganisms or enzymes with electrical or wave energy, e.g. magnetism, sonic waves

Abstract

Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, a dead-end filtration system and method includes at least one tank and a plurality hollow fiber membranes positioned in the at least one tank. An algae medium is pulled through the hollow fiber membranes such that a retentate and a permeate are produced.

IPC Classes  ?

• B01D 61/14 - UltrafiltrationMicrofiltration
• B01D 61/22 - Controlling or regulating
• B01D 63/02 - Hollow fibre modules

Abstract

An algae cultivation system includes generating a translating hydraulic jump wave that travels across a gas-liquid interface of an algae cultivation fluid contained in the algae cultivation system. The translating hydraulic jump wave has Froude number greater than 1.

IPC Classes  ?

• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• A01G 33/00 - Cultivation of seaweed
• C12M 1/00 - Apparatus for enzymology or microbiology

Abstract

Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, a dead-end filtration system and method includes at least one tank and a plurality hollow fiber membranes positioned in the at least one tank. An algae medium is pulled through the hollow fiber membranes such that a retentate and a permeate are produced.

IPC Classes  ?

• B01D 61/22 - Controlling or regulating
• B01D 63/02 - Hollow fibre modules
• B01D 65/02 - Membrane cleaning or sterilisation
• C12N 1/12 - Unicellular algaeCulture media therefor
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12N 1/02 - Separating microorganisms from their culture media
• B01D 63/04 - Hollow fibre modules comprising multiple hollow fibre assemblies
• C12M 1/26 - Inoculator or sampler
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• C12M 1/36 - Apparatus for enzymology or microbiology including condition or time responsive control, e.g. automatically controlled fermentors
• B01D 61/14 - UltrafiltrationMicrofiltration

Abstract

Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, a dead-end filtration system and method includes at least one tank and a plurality hollow fiber membranes positioned in the at least one tank. An algae medium is pulled through the hollow fiber membranes such that a retentate and a permeate are produced.

IPC Classes  ?

• B01D 61/14 - UltrafiltrationMicrofiltration
• B01D 61/22 - Controlling or regulating
• B01D 65/02 - Membrane cleaning or sterilisation
• C12N 1/12 - Unicellular algaeCulture media therefor
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12N 1/02 - Separating microorganisms from their culture media
• B01D 63/02 - Hollow fibre modules
• B01D 63/04 - Hollow fibre modules comprising multiple hollow fibre assemblies
• C12M 1/26 - Inoculator or sampler
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• C12M 1/36 - Apparatus for enzymology or microbiology including condition or time responsive control, e.g. automatically controlled fermentors

Abstract

Algae harvesting and cultivating systems and methods for producing high concentrations of algae product with minimal energy. In an embodiment, an algae harvesting method is provided for performing dead-end filtration in an algae harvesting system having at least one treatment tank defining a plurality of filtration stages including at least a first filtration stage and a second filtration stage. An algae medium is pulled through the hollow fiber membranes such that a retentate and a permeate are produced.

IPC Classes  ?

• C12N 1/02 - Separating microorganisms from their culture media
• C12M 1/00 - Apparatus for enzymology or microbiology
• B01D 61/14 - UltrafiltrationMicrofiltration
• B01D 61/22 - Controlling or regulating
• B01D 63/04 - Hollow fibre modules comprising multiple hollow fibre assemblies
• B01D 65/02 - Membrane cleaning or sterilisation
• C12N 1/12 - Unicellular algaeCulture media therefor
• B01D 63/02 - Hollow fibre modules
• C12M 1/26 - Inoculator or sampler
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• C12M 1/36 - Apparatus for enzymology or microbiology including condition or time responsive control, e.g. automatically controlled fermentors

Abstract

An algae cultivation system includes generating a translating hydraulic jump wave that travels across a gas-liquid interface of an algae cultivation fluid contained in the algae cultivation system. The translating hydraulic jump wave has Froude number greater than 1.

IPC Classes  ?

• A01H 13/00 - Algae
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• A01G 33/00 - Cultivation of seaweed
• C12M 1/00 - Apparatus for enzymology or microbiology