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  <xs:element id="cop_CorporateAndOtherEnvironmentalLiabilitiesMember" abstract="true" name="CorporateAndOtherEnvironmentalLiabilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="cop_MarineTerminalRevenueRefundingBondsMember" abstract="true" name="MarineTerminalRevenueRefundingBondsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="cop_DividendsVariableReturnOfCash" abstract="false" name="DividendsVariableReturnOfCash" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="cop_IndustrialDevelopmentBondsDue2035Member" abstract="true" name="IndustrialDevelopmentBondsDue2035Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_FloatingRateNotesMember" abstract="true" name="FloatingRateNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="cop_DepreciationDepletionAmortizationAndImpairmentsTableTextBlock" abstract="false" name="DepreciationDepletionAmortizationAndImpairmentsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
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  <xs:element id="cop_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedProvedProperties" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedProvedProperties" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="cop_NaturalGasPowerAndCarbonDioxideEmissionsFlatPriceMember" abstract="true" name="NaturalGasPowerAndCarbonDioxideEmissionsFlatPriceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="cop_ExplorationAbandonmentAndImpairmentCashPayments" abstract="false" name="ExplorationAbandonmentAndImpairmentCashPayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="cop_ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPeriodRequiredForAwardToNotBeSubjectToForfeiture" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardMinimumPeriodRequiredForAwardToNotBeSubjectToForfeiture" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
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  <xs:element id="cop_A7DebenturesDue2029Member" abstract="true" name="A7DebenturesDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_FairValueOfParticipatingInterestInAnnuityContract" abstract="false" name="FairValueOfParticipatingInterestInAnnuityContract" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
