Selectable Filter-Sparger Assembly for Continuous Media Switching

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Current sparging and filtration systems require component swapping, leading to process interruptions and increased downtime due to inefficiencies in component exchange.

Innovation Solution

Selectable media filter and sparger assemblies fabricated via additive manufacturing, featuring a plurality of filtration and sparging members with independent connection ports attached to a single housing, allowing for customizable gas/liquid mass transfer and filtration applications without interrupting the process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional separate assemblies are used for media filters and spargers, then manufacturing and installation are straightforward, but hydrodynamic inefficiencies occur at the interface between components

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidhydrodynamic efficiency
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent combines the media filter and sparger into a single integrated assembly where the sparger is positioned within the media filter housing. This integration eliminates the interface between separate components, preventing hydrodynamic inefficiencies while maintaining manufacturing feasibility through modular design

Inventive Principle:
Principle #5Merging (Combining)

2Productivity

If media filters and spargers are integrated into a single assembly, then hydrodynamic efficiency improves, but manufacturing complexity increases

Engineering Contradiction:
Improvehydrodynamic efficiencyVSAvoidassembly integration complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The integrated assembly is designed with segmented, modular components that can be manufactured separately and assembled together. The sparger, media filter elements, and housing are distinct modules that integrate functionally while maintaining manufacturing simplicity through standardized connection interfaces

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If non-selective media filters are used, then manufacturing is simpler, but foams and emulsions cannot be effectively broken down

Engineering Contradiction:
Improvefilter manufacturing simplicityVSAvoidfoam and emulsion breakdown capability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent employs porous media filter materials with specific pore size distributions that enable selective filtration. These porous structures are designed to mechanically disrupt foams and emulsions while maintaining filter integrity, achieving both manufacturing feasibility and enhanced foam-breaking capability

Inventive Principle:
Principle #31Porous materials

4Reliability

If selective media filters with specific pore sizes are used, then foam and emulsion breakdown improves, but manufacturing precision requirements increase

Engineering Contradiction:
Improvefoam and emulsion breakdown capabilityVSAvoidpore size control precision
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent utilizes porous media materials where the pore size parameters are optimized within specific ranges rather than requiring precise single-value control. This approach maintains foam-breaking effectiveness while relaxing manufacturing precision requirements through parameter optimization rather than strict specification

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables continuous operation with customizable gas/liquid mass transfer and filtration capabilities, enhancing operational efficiency and reducing downtime by allowing selection of appropriate members for specific applications.

Implementation Method 1

The sparger may be a porous sparger

Methodology Applied
Scientific EffectPorosity: Porosity

Implementation Method 2

Biodegradable media filters, such as but not limited to, wood fiber, coconut coir, and the like, have been shown to be effective at filtering hydrocarbons

Methodology Applied
Scientific EffectAdsorption: Adsorption

Data Source

PatentEP4457043B1Selectable media filter and sparger assemblies and related methods of fabrication and use
Publication Date: 2026.04.29 MOTT CORP
  • EP4457043B1 patent drawingFigure 1
  • EP4457043B1 patent drawingFigure 2
  • EP4457043B1 patent drawingFigure 3

AI summary

The present disclosure provides advantageous selectable media filter and sparger assemblies, and improved systems/methods for utilizing and/or fabricating the selectable media filter and sparger assemblies. More particularly, the present disclosure provides selectable media filter and sparger assemblies fabricated at least in part by additive manufacturing (e.g., via a 3D printing process, such as, for example, via a laser powder bed fusion (LPBF) process, via an electron-beam melting ("EBM") process, via an inkjet or a binder-jet additive manufacturing process, etc.), the selectable media filter and sparger assemblies including a plurality of filtration and/or sparging members attached to a single housing, with each filtration/sparging member having an independent connection port.