{"id":7933,"date":"2024-10-24T03:55:34","date_gmt":"2024-10-24T03:55:34","guid":{"rendered":"https:\/\/tenessy.com\/?p=7933"},"modified":"2025-02-22T06:36:01","modified_gmt":"2025-02-22T06:36:01","slug":"why-is-hec-hydroxyethyl-cellulose-so-important-in-oil-drilling","status":"publish","type":"post","link":"https:\/\/tenessy.com\/it\/perche-lidrossietilcellulosa-hec-e-cosi-importante-nella-perforazione-petrolifera\/","title":{"rendered":"Perch\u00e9 l'idrossietilcellulosa HEC \u00e8 cos\u00ec importante nella perforazione petrolifera?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7933\" class=\"elementor elementor-7933\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f9243c6 e-con-full e-flex e-con e-parent\" data-id=\"f9243c6\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d22f53d elementor-widget elementor-widget-image\" data-id=\"d22f53d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/elementor\/thumbs\/oil-platform-in-repair-r1vaglo3w0rnm6yluc5r15cdwp988hp6vtv67fkhag.webp\" title=\"piattaforma petrolifera in riparazione\" alt=\"piattaforma petrolifera in riparazione\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59a24a0 elementor-widget elementor-widget-text-editor\" data-id=\"59a24a0\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L'idrossietilcellulosa \u00e8 un polimero non ionico, solubile in acqua, oggi ampiamente utilizzato in molti settori grazie alla sua eccellente capacit\u00e0 reologica, alla capacit\u00e0 di addensare e alla compatibilit\u00e0 con molte formulazioni diverse.HEC&nbsp;<span style=\"text-align: var(--text-align); font-size: 1rem;\">Idrossietilcellulosa<\/span><span style=\"text-align: var(--text-align); font-size: 1rem;\">&nbsp;nella perforazione petrolifera pu\u00f2 ottimizzare la perforazione, la cementazione, la fratturazione idraulica e altri aspetti.<\/span><\/p>\n<h2><strong>Importanza dell'HEC nelle applicazioni petrolifere<\/strong><\/h2>\n<p>L'industria petrolifera richiede materiali specializzati in grado di resistere a pressioni elevate, temperature estreme e un'ampia gamma di condizioni chimiche. TENESSY\u00ae&nbsp;<a style=\"color: #27b293;\" href=\"https:\/\/tenessy.com\/products\/hec-hydroxyethyl-cellulose\/\" target=\"_blank\" rel=\"noopener\">Idrossietilcellulosa<\/a>&nbsp;L'HEC pu\u00f2 essere utilizzato come additivo per gli impasti di argilla bentonitica non dispersibile nelle perforazioni petrolifere. In questo modo si riduce la perdita di acqua e si aumenta la viscosit\u00e0 senza aumentare la forza del gel.<\/p>\n<p>Inoltre, l'uso di HEC nei fanghi di perforazione migliora la dispersione dell'argilla nel pozzo e ne previene il collasso. La versatilit\u00e0 e i vantaggi ambientali dell'HEC ne fanno un componente chiave della moderna tecnologia dei giacimenti petroliferi.<\/p>\n<p><strong style=\"color: inherit; font-family: inherit; font-size: 2rem; text-align: var(--text-align);\">TENESSY\u00ae HEC per&nbsp;<\/strong><a style=\"font-family: inherit; font-size: 2rem; text-align: var(--text-align); background-color: #ffffff; color: #27b293;\" href=\"https:\/\/tenessy.com\/applications\/oil-drilling-solutions\/\" target=\"_blank\" rel=\"noopener\">trivellazioni petrolifere<\/a><strong style=\"color: inherit; font-family: inherit; font-size: 2rem; text-align: var(--text-align);\">&nbsp;applicazioni<\/strong><\/p>\n<h3><strong>HEC per i fluidi di perforazione<\/strong><\/h3>\n<p>I fluidi di perforazione, noti anche come fanghi di perforazione, sono utilizzati per raffreddare la punta, stabilizzare il pozzo e trasportare i residui di lavorazione in superficie. Per garantire la sicurezza e l'efficienza delle operazioni di perforazione \u00e8 necessario mantenere il giusto equilibrio tra le propriet\u00e0 dei fluidi.<\/p>\n<p><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85d3f13 elementor-widget elementor-widget-text-editor\" data-id=\"85d3f13\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I perforatori utilizzano comunemente fluidi di perforazione contenenti idrossietilcellulosa per la perforazione di rocce dure e per la perforazione di scenari unici, tra cui formazioni scistose alte e basse, anomalie di pressione, perdite d'acqua eccessive e gestione delle perdite di acqua di circolazione. Anche le operazioni di perforazione a foro largo e a foro aperto ne traggono vantaggio. Gli operatori possono utilizzare l'HEC nel fango di perforazione per raffreddare la limatura di ferro e i tagli di perforazione e portarli in superficie, aumentando la capacit\u00e0 del fango di trasportare la roccia grazie alle sue qualit\u00e0 addensanti, sospensive e lubrificanti. I produttori producono idrossietilcellulosa come polimero non ionico e solubile in acqua. Molti settori industriali la utilizzano attualmente per le sue eccellenti propriet\u00e0 reologiche, la capacit\u00e0 di addensare e la compatibilit\u00e0 con varie formulazioni. Nell'industria petrolifera, l'HEC svolge un ruolo fondamentale nell'ottimizzazione della perforazione, della cementazione e della fratturazione idraulica.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48211b9 elementor-widget elementor-widget-image\" data-id=\"48211b9\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"452\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/Oil-drilling.webp\" class=\"attachment-full size-full wp-image-10853\" alt=\"Perforazione petrolifera\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/Oil-drilling.webp 800w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/Oil-drilling-300x170.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/Oil-drilling-768x434.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/Oil-drilling-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d696516 elementor-widget elementor-widget-text-editor\" data-id=\"d696516\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I trivellatori possono anche utilizzare l'idrossietilcellulosa nei fanghi di perforazione come gel protettivo non fermentabile per i trattamenti dei pozzi petroliferi e per i lavori di saggiatura ad alte pressioni (20 MPa) e temperature. I lavoratori utilizzano l'HEC come agente addensante e cementante nei fluidi per il workover dei pozzi petroliferi. Contribuisce a fornire una soluzione chiarificata con un basso contenuto fisso, che riduce notevolmente i danni alla struttura del pozzo.<\/p><p>In passato \u00e8 stata utilizzata come soluzione per l'espansione dei fori dei pozzi e per il trasporto della sabbia, che \u00e8 stata efficace e messa in pratica. L'uso di idrossietilcellulosa pu\u00f2 anche migliorare notevolmente le propriet\u00e0 di perdita di filtrazione del fango e aumentarne sostanzialmente la stabilit\u00e0.<\/p><h3 style=\"box-sizing: border-box; margin-block: 0.5rem 1rem; font-family: Roboto, sans-serif; font-weight: 500; line-height: 1.2; color: #333333; font-size: 1.75rem; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"><strong style=\"box-sizing: border-box; font-weight: bolder;\">HEC per il completamento dei pozzi e il workover<\/strong><\/h3><p style=\"box-sizing: border-box; margin-block: 0px 0.9rem; color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">Per terminare la costruzione del pozzo e prepararlo alla produzione, gli operatori utilizzano fluidi per il completamento del pozzo. Gli operatori utilizzano fluidi per il workover per riparare o mantenere i pozzi. Molte attivit\u00e0 nei giacimenti petroliferi utilizzano salamoie ad alta salinit\u00e0 come fluidi di base e TENESSY\u00ae HEC si comporta bene con una variet\u00e0 di soluzioni saline per fornire prestazioni affidabili in queste condizioni di alta salinit\u00e0.<\/p><p style=\"box-sizing: border-box; margin-block: 0px 0.9rem; color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">L'HEC \u00e8 formulato come un fluido di completamento a basso contenuto di solidi che impedisce alle particelle di argilla di ostruire i vuoti del serbatoio quando si avvicina alla formazione, mentre la propriet\u00e0 di riduzione delle perdite d'acqua impedisce a grandi quantit\u00e0 di acqua di entrare nella formazione dal fango per garantire la produttivit\u00e0 della formazione.<\/p><p style=\"box-sizing: border-box; margin-block: 0px 0.9rem; color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">TENESSY\u00ae HEC riduce l'attrito del fango, riducendo cos\u00ec la pressione della pompa e il consumo di energia. La sua eccellente solubilit\u00e0 salina garantisce inoltre l'assenza di precipitati durante l'acidificazione del pozzo.<\/p><h3 style=\"box-sizing: border-box; margin-block: 0.5rem 1rem; font-family: Roboto, sans-serif; font-weight: 500; line-height: 1.2; color: #333333; font-size: 1.75rem; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"><strong style=\"box-sizing: border-box; font-weight: bolder;\">HEC per fluido di fratturazione idraulica<\/strong><\/h3><p style=\"box-sizing: border-box; margin-block: 0px 0.9rem; color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">Durante la fratturazione idraulica, le aziende iniettano un fluido di fratturazione ad alta pressione nella roccia per creare fratture. Questa azione permette al proppant di sospendersi e di muoversi in profondit\u00e0 nella frattura. Grazie alla sua bassa tossicit\u00e0 e biodegradabilit\u00e0, molti scelgono l'idrossietilcellulosa come alternativa pi\u00f9 accettabile dal punto di vista ambientale agli additivi chimici convenzionali nei fluidi di fratturazione.<\/p><p style=\"box-sizing: border-box; margin-block: 0px 0.9rem; color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f4eeaa9 elementor-widget elementor-widget-image\" data-id=\"f4eeaa9\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/fracking-zone-scaled-1.webp\" class=\"attachment-full size-full wp-image-10851\" alt=\"zona di fratturazione in scala\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/fracking-zone-scaled-1.webp 800w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/fracking-zone-scaled-1-300x300.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/fracking-zone-scaled-1-150x150.webp 150w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/fracking-zone-scaled-1-768x768.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/fracking-zone-scaled-1-12x12.webp 12w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/10\/elementor\/thumbs\/fracking-zone-scaled-1-r1vagkq167bb8p9ufyg5duigqv1vbpxpjjkbv1y4js.webp 500w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f8a498 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"4f8a498\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\">Nei fluidi di fratturazione, TENESSY\u00ae HEC aumenta la viscosit\u00e0 e pu\u00f2 fratturare i pozzi petroliferi senza intaccare la formazione o intasare le fratture. I fluidi di fratturazione a base d'acqua prodotti con HEC sono essenzialmente privi di residui dopo la liquefazione, il che li rende particolarmente adatti per le formazioni a bassa permeabilit\u00e0 dove non \u00e8 possibile il backdraining dei residui.\u00a0<\/span><\/p><p>L'HEC \u00e8 in grado di evitare la perdita di viscosit\u00e0 e la rottura della formazione di olio a causa dell'elevata temperatura del foro, e ha comunque un effetto migliore nei pozzi con temperatura superiore a 371\u00b0C. L'HEC non si corrompe e non si deteriora facilmente in foro, ha un basso residuo, non blocca il circuito dell'olio e non causa inquinamento in foro. Gli studi hanno dimostrato che l'HEC ha le migliori prestazioni quando si confronta l'efficacia di CMC, MC, HPC e HEC come componenti del fluido di fratturazione.<\/p><p><span style=\"color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; float: none; display: inline !important;\"><i><b>TENESSY offre i modelli di prodotto pi\u00f9 adatti per l'industria petrolifera<\/b><\/i><\/span><span style=\"color: #333333; font-family: Roboto, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\">:<\/span><\/p><table style=\"width: 534.77pt;\" border=\"0\" width=\"713\" cellspacing=\"0\" cellpadding=\"0\"><colgroup> <col style=\"width: 75.75pt;\" width=\"101\" \/> <col style=\"width: 97.50pt;\" width=\"130\" \/> <col style=\"width: 87.00pt;\" width=\"116\" \/> <col style=\"width: 274.50pt;\" width=\"366\" \/> <\/colgroup><tbody><tr style=\"height: 33.75pt;\"><td style=\"height: 51.00pt; width: 75.75pt;\" rowspan=\"2\" width=\"101\" height=\"68\">Modello HEC<\/td><td style=\"width: 97.50pt;\" width=\"130\">Viscosit\u00e0 \uff0825\u00b0C\uff0cBrookfield\uff0cmpa.s\uff09<\/td><td style=\"width: 87.00pt;\" width=\"116\">Viscosit\u00e0 \uff0820\u2103\uff0cNDJ-1\uff09<\/td><td style=\"width: 274.50pt;\" rowspan=\"2\" width=\"366\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Applicazione<\/td><\/tr><tr style=\"height: 17.25pt;\"><td style=\"width: 97.50pt;\" width=\"130\">11TP3Soluzione acquosa<\/td><td style=\"width: 87.00pt;\" width=\"116\">21TP3Soluzione acquosa<\/td><\/tr><tr style=\"height: 50.25pt;\"><td style=\"height: 50.25pt; width: 75.75pt;\" width=\"101\" height=\"67\">NC100KH<\/td><td style=\"width: 97.50pt;\" width=\"130\">3600-5000<\/td><td style=\"width: 87.00pt;\" width=\"116\">85000-100000<\/td><td style=\"width: 274.50pt;\" width=\"366\">Fluido per la riparazione dei pozzi petroliferi, per la cementificazione del petrolio e altri campi petroliferi, per la pittura delle pareti esterne, per la pittura della pietra reale, per la stampa e la tintura dei tessuti, per la fabbricazione della carta.<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb761fb elementor-widget elementor-widget-text-editor\" data-id=\"eb761fb\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><strong>Sintesi<\/strong><\/h2><p>L'idrossietilcellulosa \u00e8 un additivo altamente efficace e versatile per le applicazioni nei giacimenti petroliferi ed \u00e8 un componente chiave dell'industria petrolifera per la sua capacit\u00e0 di aumentare la viscosit\u00e0, controllare la perdita di fluidi e stabilizzare le formazioni.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>L'idrossietilcellulosa HEC nella perforazione petrolifera pu\u00f2 migliorare la viscosit\u00e0, la stabilit\u00e0 e la ritenzione idrica dei fluidi di perforazione.<\/p>","protected":false},"author":1,"featured_media":10858,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[34],"tags":[43,45,44],"class_list":["post-7933","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news","tag-hec","tag-hydroxyethyl-cellulose","tag-oil-drilling"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Why is HEC Hydroxyethyl Cellulose so Important in Oil Drilling?<\/title>\n<meta name=\"description\" content=\"HEC Hydroxyethyl Cellulose in oil drilling can improve the viscosity, stability and water retention of drilling fluids.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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