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<in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="FourD" unitRef="INRPerShare" decimals="INF">14.99</in-bse-fin:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations>
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<in-bse-fin:DescriptionOfOtherExpenses contextRef="OneOperatingExpenses01D">Other Expenses</in-bse-fin:DescriptionOfOtherExpenses>
<in-bse-fin:OtherExpenses contextRef="OneOperatingExpenses01D" unitRef="INR" decimals="-5">56813000.00</in-bse-fin:OtherExpenses>
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<in-bse-fin:OtherExpenses contextRef="FourOperatingExpenses01D" unitRef="INR" decimals="-5">127275000.00</in-bse-fin:OtherExpenses>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue01D">Electrode Technologies</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue01D" unitRef="INR" decimals="-5">185343000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentRevenue02D">Water Technologies</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="OneReportableSegmentRevenue02D" unitRef="INR" decimals="-5">6600000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentRevenue01D">Electrode Technologies</in-bse-fin:DescriptionOfReportableSegment>
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<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentRevenue02D">Water Technologies</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentRevenue contextRef="FourReportableSegmentRevenue02D" unitRef="INR" decimals="-5">9296000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:SegmentRevenue contextRef="OneD" unitRef="INR" decimals="-5">191943000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:SegmentRevenue contextRef="FourD" unitRef="INR" decimals="-5">459466000.00</in-bse-fin:SegmentRevenue>
<in-bse-fin:InterSegmentRevenue contextRef="OneD" unitRef="INR" decimals="-5">0.00</in-bse-fin:InterSegmentRevenue>
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<in-bse-fin:SegmentRevenueFromOperations contextRef="OneD" unitRef="INR" decimals="-5">191943000.00</in-bse-fin:SegmentRevenueFromOperations>
<in-bse-fin:SegmentRevenueFromOperations contextRef="FourD" unitRef="INR" decimals="-5">459466000.00</in-bse-fin:SegmentRevenueFromOperations>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentResults01D">Electrode Technologies</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneReportableSegmentResults01D" unitRef="INR" decimals="-5">62094000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentResults02D">Water Technologies</in-bse-fin:DescriptionOfReportableSegment>
<in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts contextRef="OneReportableSegmentResults02D" unitRef="INR" decimals="-5">-2581000.00</in-bse-fin:SegmentProfitLossBeforeTaxAndFinanceCosts>
<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentResults01D">Electrode Technologies</in-bse-fin:DescriptionOfReportableSegment>
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<in-bse-fin:DescriptionOfReportableSegment contextRef="FourReportableSegmentResults02D">Water Technologies</in-bse-fin:DescriptionOfReportableSegment>
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<in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock contextRef="OneD">Notes:      1. Segment Information - As per the criteria specified under Ind AS 108 - Operating Segments, the Company has identified  Electrode Technologies  and  Water Technologies  as its Operating Segments. Disclosures in respect of segment wise revenue, results and capital employed for the Quarter &amp; Nine months ended December 31, 2022 are as below :      2.The financial results have been reviewed by the Audit Committee and approved by the Board of Directors at their respective meetings held on January 27, 2023.      3.Figures of the previous periods have been regrouped, wherever necessary.</in-bse-fin:DisclosureOfNotesOnSegmentsExplanatoryTextBlock>
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<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentAssets02D">Water Technologies</in-bse-fin:DescriptionOfReportableSegment>
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<in-bse-fin:SegmentAssets contextRef="OneD" unitRef="INR" decimals="-5">622750000.00</in-bse-fin:SegmentAssets>
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<in-bse-fin:DescriptionOfReportableSegment contextRef="OneReportableSegmentLiabilities02D">Water Technologies</in-bse-fin:DescriptionOfReportableSegment>
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<in-bse-fin:UnAllocableLiabilities contextRef="OneI" unitRef="INR" decimals="-5">0.00</in-bse-fin:UnAllocableLiabilities>
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</xbrli:xbrl>