{"id":1985,"date":"2024-02-15T07:54:36","date_gmt":"2024-02-15T07:54:36","guid":{"rendered":"https:\/\/www.mertalainnovations.fi\/?page_id=1985"},"modified":"2026-04-22T10:40:48","modified_gmt":"2026-04-22T10:40:48","slug":"andritz","status":"publish","type":"page","link":"https:\/\/www.mertalainnovations.fi\/en\/andritz\/","title":{"rendered":"Case Andritz - Laser Scanning in a Pulp Digester Modification"},"content":{"rendered":"<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-78e4f83\" data-block-id=\"78e4f83\"><style>.stk-78e4f83{margin-bottom:0px !important}<\/style><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-78e4f83-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-960eec7\" data-v=\"4\" data-block-id=\"960eec7\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-960eec7-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-960eec7-inner-blocks\">\n<p>In upgrade projects for pulp mills, design plays a crucial role in ensuring the maintenance shutdown stays on schedule. During maintenance shutdowns, improvement modifications are often made, and precise measurements are essential for their planning. Sometimes, up-to-date documentation is not available, necessitating on-site measurements. The targets for measurement at a pulp mill are often confined, tall, or have challenging or manually impossible-to-measure surfaces. In many cases, laser scanning is the only viable option.<\/p>\n\n\n\n<p>In batch cooking, large pressure vessels, often tens of meters tall and several meters in diameter, are used. In this project, laser scanning was utilized for the replacement of screens in a pulp digester by measuring the diameter and shape of the pressure shell for both the cylindrical portion and the spherical top end, where new screens and supporting structures were installed.<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-6f8a19f\" data-v=\"4\" data-block-id=\"6f8a19f\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-6f8a19f-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-6f8a19f-inner-blocks\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"942\" height=\"570\" src=\"https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image.png\" alt=\"\" class=\"wp-image-1987\" srcset=\"https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image.png 942w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-300x182.png 300w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-768x465.png 768w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-18x12.png 18w\" sizes=\"auto, (max-width: 942px) 100vw, 942px\" \/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-divider stk-block-divider stk-block stk-dd0c29f\" data-block-id=\"dd0c29f\"><hr class=\"stk-block-divider__hr\"\/><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-713d870\" data-block-id=\"713d870\"><style>.stk-713d870{margin-bottom:0px !important}<\/style><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-713d870-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-92d2c44\" data-v=\"4\" data-block-id=\"92d2c44\"><style>@media screen and (min-width:768px){.stk-92d2c44{flex:1 1 calc(30.1% - var(--stk-column-gap,0px) * 1 \/ 2 ) !important}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-92d2c44-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-92d2c44-inner-blocks\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"344\" height=\"521\" src=\"https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-1.png\" alt=\"\" class=\"wp-image-1988\" style=\"width:345px;height:auto\" srcset=\"https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-1.png 344w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-1-198x300.png 198w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-1-8x12.png 8w\" sizes=\"auto, (max-width: 344px) 100vw, 344px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-c894e63\" data-v=\"4\" data-block-id=\"c894e63\"><style>@media screen and (min-width:768px){.stk-c894e63{flex:1 1 calc(69.9% - var(--stk-column-gap,0px) * 1 \/ 2 ) !important}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-c894e63-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-c894e63-inner-blocks\">\n<p>Measurement data was collected both before the actual maintenance shutdown and during the shutdown itself. Before the shutdown, laser scanning was carried out through an access hatch by attaching the scanner to a 5-meter-long pole. This measurement helped determine not only the locations of the screen zones but also the diameter and shape of the cylindrical portion of the vessel where the screens were to be installed. With this information, the screens and supporting structures were designed to fit snugly into the vessel shell, and any deformations in the vessel's nominal dimensions during the test were identified.<\/p>\n\n\n\n<p>Typically, the screens installed at the top of this type of digester are installed at approximately a 45\u00b0 angle, as in this example case. This, combined with the spherical end, poses a challenge for designing the clearance spaces, making it crucial to determine the shape of the digester shell for the design of supports and screens.<\/p>\n\n\n\n<p>The scanning of the spherical end was carried out during the maintenance shutdown after the removal of the old screens and support structures. Two scanning points were sufficient enough to determine the surface shape of the shell, and enough data was collected to define the starting point for reference points. 3D scanning is superior for measuring spherical surfaces. The measurement data can be collected in three dimensions and quickly, which was one of the important criteria in our example case.<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-divider stk-block-divider stk-block stk-477a7d9\" data-block-id=\"477a7d9\"><hr class=\"stk-block-divider__hr\"\/><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-dc5c464\" data-block-id=\"dc5c464\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-dc5c464-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-c97cff4\" data-v=\"4\" data-block-id=\"c97cff4\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-c97cff4-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-c97cff4-inner-blocks\">\n<p>After the laser scanning, we were able to provide a measurement report to the installation team within just a few hours of data collection. Based on the report and the determination of the starting point, the installation team could begin installing the support structures. Following the initial scanning of the first boilers, a scan of the upper ends of all ten boilers included in the project was ordered. Andritz's project manager and installation supervisor, Ville Ahokas, expressed satisfaction with the outcome:<\/p>\n\n\n\n<blockquote class=\"wp-block-stackable-blockquote stk-block-blockquote stk-block stk-cdbf21d is-style-default\" data-v=\"2\" data-block-id=\"cdbf21d\"><div class=\"has-text-align-left stk-block-blockquote__content stk-container stk-cdbf21d-container stk-hover-parent\"><div class=\"stk-block-content stk-inner-blocks\">\n<div class=\"wp-block-stackable-icon stk-block-icon stk-block stk-7392d28\" data-block-id=\"7392d28\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg style=\"height:0;width:0\"><defs><lineargradient id=\"linear-gradient-7392d28\" x1=\"0\" x2=\"100%\" y1=\"0\" y2=\"0\"><stop offset=\"0%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-7392-d-28-color-1)\"><\/stop><stop offset=\"100%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-7392-d-28-color-2)\"><\/stop><\/lineargradient><\/defs><\/svg><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 50 50\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path d=\"M19.8 9.3C10.5 11.8 4.6 17 2.1 24.8c2.3-3.6 5.6-5.4 9.9-5.4 3.3 0 6 1.1 8.3 3.3 2.2 2.2 3.4 5 3.4 8.3 0 3.2-1.1 5.8-3.3 8-2.2 2.2-5.1 3.2-8.7 3.2-3.7 0-6.5-1.2-8.6-3.5C1 36.3 0 33.1 0 29 0 18.3 6.5 11.2 19.6 7.9l.2 1.4zm26.4 0C36.9 11.9 31 17 28.5 24.8c2.2-3.6 5.5-5.4 9.8-5.4 3.2 0 6 1.1 8.3 3.2 2.3 2.2 3.4 4.9 3.4 8.3 0 3.1-1.1 5.8-3.3 7.9-2.2 2.2-5.1 3.3-8.6 3.3-3.7 0-6.6-1.1-8.6-3.4-2.1-2.3-3.1-5.5-3.1-9.7 0-10.7 6.6-17.8 19.7-21.1l.1 1.4z\"><\/path><\/svg><\/div><\/span><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-e1dd952\" data-block-id=\"e1dd952\"><p class=\"stk-block-text__text\">The supports installed in areas pre-scanned in advance also fit perfectly into place. Cost savings were achieved as no allowances needed to be left for the supports, and the parts fit into place exactly as they were delivered from the machine shop.<\/p><\/div>\n<\/div><\/div><\/blockquote>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-36d9a83\" data-v=\"4\" data-block-id=\"36d9a83\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-36d9a83-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-36d9a83-inner-blocks\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"937\" height=\"494\" src=\"https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-3.png\" alt=\"\" class=\"wp-image-1990\" srcset=\"https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-3.png 937w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-3-300x158.png 300w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-3-768x405.png 768w, https:\/\/www.mertalainnovations.fi\/wp-content\/uploads\/2024\/02\/image-3-18x9.png 18w\" sizes=\"auto, (max-width: 937px) 100vw, 937px\" \/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-divider stk-block-divider stk-block stk-7e915a5\" data-block-id=\"7e915a5\"><hr class=\"stk-block-divider__hr\"\/><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-d9bb6a8\" data-block-id=\"d9bb6a8\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-d9bb6a8-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-d32e52c\" data-v=\"4\" data-block-id=\"d32e52c\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-d32e52c-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-d32e52c-inner-blocks\">\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-89598b6\" data-block-id=\"89598b6\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-button stk-block-button has-text-align-center stk-block stk-b400064\" data-block-id=\"b400064\"><style>.stk-b400064,.stk-b400064 .stk-button{width:100% !important}.stk-b400064{flex:1 1 0 !important}.stk-b400064 .stk-button{min-height:0px !important;background:var(--paletteColor1,#000064) !important;border-top-left-radius:50px !important;border-top-right-radius:50px !important;border-bottom-right-radius:50px !important;border-bottom-left-radius:50px !important}.stk-b400064 .stk-button__inner-text{color:var(--paletteColor8,#ffffff) !important;font-weight:100 !important}<\/style><a class=\"stk-link stk-button stk--hover-effect-lift\" href=\"\/en\/www.mertalainnovations.fi\/skannauspalvelut\/\"><span class=\"has-text-color stk-button__inner-text\">Read more about laser scanning and 3D scanning<\/span><\/a><\/div>\n<\/div><\/div>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-192c456\" data-v=\"4\" data-block-id=\"192c456\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-192c456-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-192c456-inner-blocks\">\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-43771b2\" data-block-id=\"43771b2\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-button stk-block-button stk-block stk-6c6fcd4\" data-block-id=\"6c6fcd4\"><style>.stk-6c6fcd4,.stk-6c6fcd4 .stk-button{width:100% !important}.stk-6c6fcd4{flex:1 1 0 !important}.stk-6c6fcd4 .stk-button{background:#000064 !important;border-top-left-radius:50px !important;border-top-right-radius:50px !important;border-bottom-right-radius:50px !important;border-bottom-left-radius:50px !important}.stk-6c6fcd4 .stk-button__inner-text{color:var(--paletteColor7,#FAFBFC) !important;font-weight:100 !important;font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif,\"Apple Color Emoji\",\"Segoe UI Emoji\",\"Segoe UI Symbol\" !important}<\/style><a class=\"stk-link stk-button stk--hover-effect-lift\" href=\"https:\/\/www.mertalainnovations.fi\/en\/referenssit\/\"><span class=\"has-text-color stk-button__inner-text\">Explore more customer stories<\/span><\/a><\/div>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-divider stk-block-divider stk-block stk-3358294\" data-block-id=\"3358294\"><hr class=\"stk-block-divider__hr\"\/><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">Request for Proposal Form<\/h4>\n\n\n<style id=\"wpforms-css-vars-root\">\n\t\t\t\t:root 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name=\"wpforms[fields][12]\" placeholder=\"Company (optional)\" aria-errormessage=\"wpforms-439-field_12-error\" ><\/div><div id=\"wpforms-439-field_11-container\" class=\"wpforms-field wpforms-field-text\" data-field-id=\"11\"><label class=\"wpforms-field-label wpforms-label-hide\" for=\"wpforms-439-field_11\" aria-hidden=\"false\">Puhelinnumero<\/label><input type=\"text\" id=\"wpforms-439-field_11\" class=\"wpforms-field-large\" name=\"wpforms[fields][11]\" placeholder=\"Phone number (optional)\" aria-errormessage=\"wpforms-439-field_11-error\" ><\/div><div id=\"wpforms-439-field_7-container\" class=\"wpforms-field wpforms-field-text wpforms-first\" data-field-id=\"7\"><label class=\"wpforms-field-label wpforms-label-hide\" for=\"wpforms-439-field_7\" aria-hidden=\"false\">Kohde <span class=\"wpforms-required-label\" aria-hidden=\"true\">*<\/span><\/label><input type=\"text\" id=\"wpforms-439-field_7\" class=\"wpforms-field-large wpforms-field-required\" name=\"wpforms[fields][7]\" placeholder=\"Object to be scanned *\" aria-errormessage=\"wpforms-439-field_7-error\" required><\/div><div id=\"wpforms-439-field_2-container\" class=\"wpforms-field wpforms-field-textarea\" data-field-id=\"2\"><label class=\"wpforms-field-label wpforms-label-hide\" for=\"wpforms-439-field_2\" aria-hidden=\"false\">Kuvaus <span class=\"wpforms-required-label\" aria-hidden=\"true\">*<\/span><\/label><textarea id=\"wpforms-439-field_2\" class=\"wpforms-field-large wpforms-field-required\" name=\"wpforms[fields][2]\" placeholder=\"Describe the object to be scanned. If it is a space, please provide an approximate area. *\" aria-errormessage=\"wpforms-439-field_2-error\" required><\/textarea><\/div><\/div><!-- .wpforms-field-container --><div class=\"wpforms-submit-container\" ><input type=\"hidden\" name=\"wpforms[id]\" value=\"439\"><input type=\"hidden\" name=\"wpforms[author]\" value=\"4\"><button type=\"submit\" name=\"wpforms[submit]\" id=\"wpforms-submit-439\" class=\"wpforms-submit\" data-alt-text=\"L\u00e4hett\u00e4\u00e4...\" data-submit-text=\"L\u00e4het\u00e4 tarjouspyynt\u00f6\" aria-live=\"assertive\" value=\"wpforms-submit\">Send<\/button><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.mertalainnovations.fi\/wp-content\/plugins\/wpforms-lite\/assets\/images\/submit-spin.svg\" class=\"wpforms-submit-spinner\" style=\"display: none;\" width=\"26\" height=\"26\" alt=\"Loading\"><\/div><input type=\"hidden\" name=\"trp-form-language\" value=\"en\"\/><\/form><\/div>  <!-- .wpforms-container -->","protected":false},"excerpt":{"rendered":"<p>Sellutehtaille teht\u00e4viss\u00e4 upgrade-projekteissa suunnittelu on eritt\u00e4in t\u00e4rke\u00e4ss\u00e4 roolissa mahdollistamassa osaltaan huoltoseisokkien aikataulussa pysymisen. Huoltoseisokin aikana tehd\u00e4\u00e4n usein toimintaa parantavia muutost\u00f6it\u00e4, joiden suunnittelun l\u00e4ht\u00f6kohtana on oltava tarkat mittatiedot. Aina ajantasaista dokumentaatiota ei ole saatavilla, jolloin mittaaminen on teht\u00e4v\u00e4 paikan p\u00e4\u00e4ll\u00e4. Sellutehtaalla mitattavat kohteet ovat usein ahtaita, korkeita tai pinnoiltaan haastavia tai mahdottomia mitata k\u00e4sin. Laserkeilaaminen on useassa tapauksessa ainoa vaihtoehto. Batch-keitossa k\u00e4ytet\u00e4\u00e4n suuria, usein kymmeni\u00e4 metrej\u00e4 korkeita ja useita metrej\u00e4 halkaisijaltaan olevia paineistettuja keittimi\u00e4. T\u00e4ss\u00e4 projektissa laserkeilausta hy\u00f6dynnettiin sellukeittimen sihtien uusimisessa mittaamalla painekuoren halkaisija ja muoto sek\u00e4 keittimen lieri\u00f6osalta ett\u00e4 pallomaisen yl\u00e4p\u00e4\u00e4dyn osalta, joihin molempiin uusittiin paitsi uudet sihdit my\u00f6s uudet\u2026<\/p>","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-1985","page","type-page","status-publish","hentry"],"blocksy_meta":"","featured_image_urls":{"full":"","thumbnail":"","medium":"","medium_large":"","large":"","rpg_gallery_admin_thumb":"","rpg_gallery_thumb":"","1536x1536":"","2048x2048":"","trp-custom-language-flag":""},"post_excerpt_stackable":"<p>Sellutehtaille teht\u00e4viss\u00e4 upgrade-projekteissa suunnittelu on eritt\u00e4in t\u00e4rke\u00e4ss\u00e4 roolissa mahdollistamassa osaltaan huoltoseisokkien aikataulussa pysymisen. Huoltoseisokin aikana tehd\u00e4\u00e4n usein toimintaa parantavia muutost\u00f6it\u00e4, joiden suunnittelun l\u00e4ht\u00f6kohtana on oltava tarkat mittatiedot. Aina ajantasaista dokumentaatiota ei ole saatavilla, jolloin mittaaminen on teht\u00e4v\u00e4 paikan p\u00e4\u00e4ll\u00e4. Sellutehtaalla mitattavat kohteet ovat usein ahtaita, korkeita tai pinnoiltaan haastavia tai mahdottomia mitata k\u00e4sin. Laserkeilaaminen on useassa tapauksessa ainoa vaihtoehto. Batch-keitossa k\u00e4ytet\u00e4\u00e4n suuria, usein kymmeni\u00e4 metrej\u00e4 korkeita ja useita metrej\u00e4 halkaisijaltaan olevia paineistettuja keittimi\u00e4. T\u00e4ss\u00e4 projektissa laserkeilausta hy\u00f6dynnettiin sellukeittimen sihtien uusimisessa mittaamalla painekuoren halkaisija ja muoto sek\u00e4 keittimen lieri\u00f6osalta ett\u00e4 pallomaisen yl\u00e4p\u00e4\u00e4dyn osalta, joihin molempiin uusittiin paitsi uudet sihdit my\u00f6s uudet&hellip;<\/p>\n","category_list":"","author_info":{"name":"Lauri Rauhala","url":"https:\/\/www.mertalainnovations.fi\/en\/author\/laurirauhala\/"},"comments_num":"0 comments","_links":{"self":[{"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/pages\/1985","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/comments?post=1985"}],"version-history":[{"count":10,"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/pages\/1985\/revisions"}],"predecessor-version":[{"id":2659,"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/pages\/1985\/revisions\/2659"}],"wp:attachment":[{"href":"https:\/\/www.mertalainnovations.fi\/en\/wp-json\/wp\/v2\/media?parent=1985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}