-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/131/addendum/combo" version="1.3.1">
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<!--
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	This file is distributed under the POSC License Agreement at
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<!--
                                                     
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 <xsd:include schemaLocation="typ_dataTypes.xsd"/>
 <xsd:include schemaLocation="typ_dataTypes_New.xsd"/>
 <xsd:include schemaLocation="cs_statusRecord.xsd"/>
 <xsd:include schemaLocation="cs_refWellboreCompletionString.xsd"/>
 <xsd:include schemaLocation="cs_refWellboreWellboreInterval.xsd"/>
 <xsd:include schemaLocation="typ_measureType_wellComp.xsd"/>
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-<xsd:group name="grp_wellCompletion">
-<xsd:annotation>
 <xsd:documentation>The group of non-conextual elements that are part of one well completion.</xsd:documentation>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="kind" type="witsml:kindString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The kind of completion.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="startDate" type="witsml:date" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date when the completion is first operational.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="endDate" type="witsml:date" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date when the completion is no longer operational.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="comment" type="witsml:commentString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date when the completion was finished.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="statusRecord" type="witsml:cs_statusRecord" minOccurs="0" maxOccurs="unbounded">
-<xsd:annotation>
 <xsd:documentation>The recording of a status associated with the completion.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="productivityIndex" type="witsml:productivityIndexMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The ratio of flow rate to pressure drop. Used for oil wells, PI is the barrels of oil produced per day per psi decline in bottomhole flowing pressure.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="skinFactor" type="witsml:unitlessQuantity" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The term that accounts for additional pressure drops in the immediate vicinity of a well in well performance calculations, such as transient pressure test analysis. Positive skin effects indicate damaged conditions. Negative skin effects indicate stimulated conditions.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="completionString" type="witsml:cs_refWellboreCompletionString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>A pointer to to the completion string utilized by this well completion.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="openHoleInterval" type="witsml:cs_refWellboreWellboreInterval" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>A pointer to a wellbore open hole interval that is part of the well completion.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="perforationInterval" type="witsml:cs_refWellboreWellboreInterval" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>A pointer to a wellbore perforation interval that is part of the well completion.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
 </xsd:sequence>
 </xsd:group>
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 </xsd:schema>