{"id":16481,"date":"2024-05-15T08:51:34","date_gmt":"2024-05-15T06:51:34","guid":{"rendered":"https:\/\/biomontan.at\/\/?page_id=16481"},"modified":"2025-10-30T12:24:51","modified_gmt":"2025-10-30T11:24:51","slug":"wastewater-and-anaerobic-technologies-challenge-digester-foaming","status":"publish","type":"page","link":"https:\/\/www.biomontan.at\/en\/wastewater-and-anaerobic-technologies-challenge-digester-foaming\/","title":{"rendered":"Challenge: Digester foaming in wastewater treatment plants"},"content":{"rendered":"\n<div class=\"wp-block-cover alignfull customcovermitwelle mb-0 mt-0 wp-elements-79aea69fe0c5df2a6e8aa0c18557e55f\" style=\"min-height:400px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"1280\" class=\"wp-block-cover__image-background wp-image-23141 size-full\" alt=\"Fault\u00fcrme \/ Digestion towers \u00a9 iStock\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/iStock-168246562.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/iStock-168246562.jpg 1920w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/iStock-168246562-300x200.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/iStock-168246562-1024x683.jpg 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/iStock-168246562-768x512.jpg 768w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/iStock-168246562-1536x1024.jpg 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\" style=\"background-color:#8b8981\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-wavy-wavy-divider alignfull coverwelleohnespalte has-white-background-color has-background\"><svg fill=\"none\" role=\"separator\" viewBox=\"0 0 100 300\" preserveAspectRatio=\"none\" aria-orientation=\"horizontal\" aria-hidden=\"true\" style=\"height:300px;width:100%;display:block\"><path style=\"transition:all .5s ease;opacity:1\" fill=\"var(--wp--preset--color--white)\" d=\"M 0,228 S 44,63 55,174 S 94,198 100,141 V 300 H 0 Z\"><\/path><\/svg><\/div>\n\n\n\n<div class=\"wp-block-group is-horizontal is-content-justification-right is-layout-flex wp-container-core-group-is-layout-202d4b65 wp-block-group-is-layout-flex\">\n<div class=\"wp-block-bogo-language-switcher sprachumschalter\"><ul class=\"bogo-language-switcher list-view\"><li class=\"de-DE de first\"><span class=\"bogoflags bogoflags-de\"><\/span> <span class=\"bogo-language-name\"><a rel=\"alternate\" hreflang=\"de-DE\" href=\"https:\/\/www.biomontan.at\/wp-json\/wp\/v2\/pages\/16481\/\" title=\"German\">Deutsch<\/a><\/span><\/li>\n<li class=\"en-GB en current last\"><span class=\"bogoflags bogoflags-gb\"><\/span> <span class=\"bogo-language-name\"><a rel=\"alternate\" hreflang=\"en-GB\" href=\"https:\/\/www.biomontan.at\/en\/wp-json\/wp\/v2\/pages\/16481\/\" title=\"English\" class=\"current\" aria-current=\"page\">English<\/a><\/span><\/li>\n<\/ul><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">CHALLENGE DIGESTER FOAMING IN WASTEWATER TREATMENT PLANTS<\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-desktop\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading Uberschrift-Fett-H2 has-black-color has-text-color has-link-color wp-elements-4cc11e823b9d582628c457a3550010ed\" style=\"font-size:5vw\"><strong>Foam and filamentous bacteria under control<\/strong>.<\/h3>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-mobile\"><\/div>\n\n\n\n<div class=\"wp-block-columns ueberlappend is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column farbblock is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading Sparten-H2 has-text-color\" style=\"color:#164194\">We solve digester foaming problems<\/h2>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Digester foaming leads to considerable operational disruptions, such as foam within gas pipes, blockages, higher operating costs due to increased defoamer requirements and cleaning effort, reduced digester gas formation, etc. and, in the worst case, can lead to the digester overflowing.<\/p>\n\n\n\n<p>We understand this specific challenge and put together a customized package of measures for you: Based on the investigation of possible causes of the foam problem, we develop a suitable treatment plan and help you with both short-term immediate measures and long-term concepts to solve the problem.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top farbblock has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"background:linear-gradient(135deg,rgb(255,251,251) 0%,rgb(241,242,246) 49%,rgb(200,225,243) 100%)\">\n<h3 class=\"wp-block-heading Sparten-H2\">Causes of digester foaming<br><\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>In most cases, digester foaming is caused by gram-positive filamentous bacteria, usually&nbsp;<em><a href=\"#microthrix\">Microthrix parvicella<\/a><\/em>, which enter the digester with the excess sludge.<\/p>\n\n\n\n<p>Foaming in the digestion tower often occurs some time after the development of&nbsp;<em><a href=\"#microthrix\">Microthrix parvicella<\/a><\/em>&nbsp;in the activated sludge (February, March).<\/p>\n\n\n\n<p>Foaming is also promoted by<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>uneven feeding<\/li>\n\n\n\n<li>addition of co-substrate<\/li>\n\n\n\n<li>insufficient mixing within the digestion tower<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns ueberlappend is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top animated fadeInDown ueberlappend is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\"><a class=\"iheg-wrapper\" href=\"\/wastewater-and-anaerobic-technologies\/#contact-uwt\"  ><div class=\"eihe-box eihe-fade\" style=\"background: rgba(255,255,255,0);border-radius:0px 0px 0px 0px;\"><img decoding=\"async\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Biomontan_Kontakt-EN.png\" alt=\"\"\/><div class=\"eihe-caption\" style=\"background: rgba(255,255,255,0);\"><div class=\"eihe-title-cover\"><h3 class=\"eihe-title\"><\/h3>\t<\/div><p><\/p><\/div><\/div><\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column ueberlappend is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group whitewavesgroup unterlappend\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">ProduCTS AND SYSTEMS<\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-desktop\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading Uberschrift-Fett-H2 has-black-color has-text-color has-link-color wp-elements-6b4f84c297197c155a53ad664a04ef65\" style=\"font-size:4vw\">Efficient solutions against digester foaming:<\/h3>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><a href=\"\/products-defoamers-and-degassing-agents\/\"    class=\"alignfull wp-block-tiptip-hyperlink-group-block\" >\n<div class=\"wp-block-cover alignfull is-light custom-cover-sparte\" style=\"min-height:30vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p>Product<\/p>\n\n\n\n<h3 class=\"wp-block-heading Sparten-H2\"><br>PETROFOAM<sup>\u00ae<\/sup><\/h3>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><p style=\"line-height:1\" class=\"has-custom-lineheight\">Defoamers and De-Gassing Agents<\/p><\/p>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-right fapfeil mb-0 pb-0 has-large-font-size\"><i class=\"fas fa-arrow-right\"><\/i><\/p>\n<\/div><\/div>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><a href=\"\/products-precipitants-index-optimizers-demulsifiers\/\"    class=\"alignfull wp-block-tiptip-hyperlink-group-block\" >\n<div class=\"wp-block-cover alignfull is-light custom-cover-sparte\" style=\"min-height:30vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p>Product<\/p>\n\n\n\n<h3 class=\"wp-block-heading Sparten-H2\">BIOFLOC<sup>\u00ae<\/sup><br>PETROFLOC<sup>\u00ae<\/sup><\/h3>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><p style=\"line-height:1\" class=\"has-custom-lineheight\">Precipitants and Index-Optimizers<\/p><\/p>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-right fapfeil mb-0 pb-0 has-large-font-size\"><i class=\"fas fa-arrow-right\"><\/i><\/p>\n<\/div><\/div>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><a href=\"\/products-methanogenesis-boosters-and-nutritient-formulations\/\"    class=\"alignfull wp-block-tiptip-hyperlink-group-block\" >\n<div class=\"wp-block-cover alignfull is-light custom-cover-sparte\" style=\"min-height:30vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p>Product<\/p>\n\n\n\n<h3 class=\"wp-block-heading Sparten-H2\">BIOFIT<sup>\u00a9<\/sup><br>X-Cell-Vit<sup>\u00ae<\/sup><\/h3>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><p style=\"line-height:1\" class=\"has-custom-lineheight\">Methanogenesis-Boosters and Micro-Macro-Nutritients<\/p><\/p>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-right fapfeil mb-0 pb-0 has-large-font-size\"><i class=\"fas fa-arrow-right\"><\/i><\/p>\n<\/div><\/div>\n<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><a href=\"\/products-chalk\/\"    class=\"alignfull wp-block-tiptip-hyperlink-group-block\" >\n<div class=\"wp-block-cover alignfull is-light custom-cover-sparte\" style=\"min-height:30vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p>Produkt<\/p>\n\n\n\n<h3 class=\"wp-block-heading Sparten-H2\"><br>CHALK<\/h3>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><p style=\"line-height:1\" class=\"has-custom-lineheight\">for reduction of filamentousness and stabilization of the flocs<\/p><\/p>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-right fapfeil mb-0 pb-0 has-large-font-size\"><i class=\"fas fa-arrow-right\"><\/i><\/p>\n<\/div><\/div>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div style=\"height:4em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light is-repeated standardsblock\" style=\"min-height:360px;aspect-ratio:unset;\"><div class=\"wp-block-cover__image-background wp-image-21822 is-repeated\" style=\"background-position:50% 50%;background-image:url(https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/seamless_paper_texture.png)\"><\/div><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-80 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-mobile\"><\/div>\n\n\n\n<div class=\"wp-block-group uwtgroup unterlappend\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">EXPERTISE: CHARACTERISTICS OF <em>MICROTHRIX PARVICELLA<\/em><\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns farbblock has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\" id=\"microthrix\">\n<div class=\"wp-block-column is-vertically-aligned-stretch is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading Sparten-H2-Georgia has-text-color has-link-color has-georgia-font-family wp-elements-5e85c3ed17226c29e9ad63fba9629037\" style=\"color:#164194\"><em>Microthrix parvicella<\/em><\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Often responsible for problems in municipal, rather low-polluted systems.&nbsp;<br><br>Microthrix parvicella&nbsp;is promoted by a low sludge load, low oxygen content and low water temperatures. This is why this filamentous organism usually occurs in the winter months and leads to problems with bulking sludge and\/or floating sludge in February\/March.&nbsp;<br><br>Microthrix parvicella&nbsp;can also cause sludge foaming if it is very filamentous.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien.png\" alt=\"Mikroskopie des Fadenbakteriums Microthrix parvicella \/ Microscopy of filamentous bacteria Microthrix parvicella \u00a9 BIOMONTAN GmbH\" class=\"wp-image-21865\" style=\"aspect-ratio:3\/2;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien.png 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien-300x169.png 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien-768x432.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light\" style=\"min-height:360px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1078\" class=\"wp-block-cover__image-background wp-image-23309 size-full\" alt=\"Wasserwelle\/water splashing wave \u00a9 Fotolia.com\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-scaled.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-scaled.jpg 2560w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-300x126.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-1024x431.jpg 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-768x323.jpg 768w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-1536x647.jpg 1536w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-2048x862.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\" style=\"background-color:#8b8981\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group blocktransparentweiss\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-text-align-center claim-klar-denken has-white-color has-text-color has-x-large-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#164194\" class=\"has-inline-color\">Think clearly.<\/mark><\/h2>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center claim-nachhaltig-handeln has-white-color has-text-color has-georgia-font-family\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#164194\" class=\"has-inline-color\">Act sustainably.<\/mark><\/h2>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>CHALLENGE DIGESTER FOAMING IN WASTEWATER TREATMENT PLANTS Foam and filamentous bacteria under control. We solve digester foaming problems Digester foaming [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","_locale":"en_GB","_original_post":"https:\/\/www.biomontan.at\/\/?page_id=16453","footnotes":""},"class_list":["post-16481","page","type-page","status-publish","hentry","en-GB"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Challenge: Digester foaming in wastewater treatment plants - BIOMONTAN<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.biomontan.at\/en\/wastewater-and-anaerobic-technologies-challenge-digester-foaming\/\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.biomontan.at\\\/en\\\/wastewater-and-anaerobic-technologies-challenge-digester-foaming\\\/\",\"url\":\"https:\\\/\\\/www.biomontan.at\\\/en\\\/wastewater-and-anaerobic-technologies-challenge-digester-foaming\\\/\",\"name\":\"Challenge: Digester foaming in wastewater treatment plants - 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