-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/1series" version="1.4.1.1">
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<!--
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	This file is distributed under the Energistics License Agreement at
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	Use of this file constitutes agreement with the Energistics License Agreement.
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 -->
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 <xsd:include schemaLocation="cs_extensionNameValue.xsd"/>
 <xsd:include schemaLocation="attgrp_uid.xsd"/>
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-<xsd:complexType name="cs_stimTestStep">
-<xsd:annotation>
 <xsd:documentation>In a step down pump diagnostics test, this item contains all the data for a particular step in that test.</xsd:documentation>
 <xsd:appinfo>Modified-in-version=1.4.1, By-issue=W-CR-010, Change=Added</xsd:appinfo>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="number" type="witsml:nonNegativeCount" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The number of the step. Identifies the step within the step down test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="bottomholeRate" type="witsml:volumeFlowRateMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Bottomhole flow rate for the specific step.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="pres" type="witsml:pressureMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Surface pressure measured for the specific step.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="pipeFriction" type="witsml:pressureMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Calculated pipe friction for the specific step.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="entryFriction" type="witsml:pressureMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Calculated entry friction accounting for perforation and near wellbore restrictions for the specific step.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="perfFriction" type="witsml:pressureMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Calculated perforation friction for the specific step.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="nearWellboreFriction" type="witsml:pressureMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Calculated Near WellBore friction loss.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="surfaceRate" type="witsml:volumeFlowRateMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Surface rate entering the well for the specific step.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="extensionNameValue" type="witsml:cs_extensionNameValue" minOccurs="0" maxOccurs="unbounded">
-<xsd:annotation>
 <xsd:documentation>Extensions to the schema based on a name-value construct.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
 </xsd:sequence>
-<xsd:attributeGroup ref="witsml:attgrp_uid">
-<xsd:annotation>
 <xsd:documentation>Unique identifier that has been assigned to the (XML) node.</xsd:documentation>
 </xsd:annotation>
 </xsd:attributeGroup>
 </xsd:complexType>
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 </xsd:schema>