-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/131/addendum/combo" version="1.3.1">
<!--
                                                         
 -->
<!--
 POSC License Agreement
	This file is distributed under the POSC License Agreement at
	http://www.posc.org/about/license.shtml.
	Use of this file constitutes agreement with the POSC License Agreement.
	
 -->
<!--
                                                         
 -->
 <xsd:include schemaLocation="cs_fluidLevelTest.xsd"/>
 <xsd:include schemaLocation="cs_injectionTestData.xsd"/>
 <xsd:include schemaLocation="cs_productionTestData.xsd"/>
 <xsd:include schemaLocation="typ_catalog_New.xsd"/>
<!--
                                                         
 -->
-<xsd:group name="grp_wellTest">
-<xsd:annotation>
 <xsd:documentation>The non-contextual content of a WITSML Well Test object.</xsd:documentation>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="testDate" type="witsml:timestamp" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date-time of well test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="previousTestDate" type="witsml:timestamp" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date-time of the previous well test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="lastValidTest" type="witsml:timestamp" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date-time of the last valid well test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="testReason" type="witsml:TestReason" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The reason for the well test: initial, periodic, revision.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="testType" type="witsml:kindString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The type of well production test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="chokeOrificeSize" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The size of the opening in the flow choke at the wellhead.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="productFlowPort" type="witsml:refNameString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>A port on a Product Flow Unit that is represented by this test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="productFlowUnit" type="witsml:refNameString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The Product Flow Unit represented by the port. This is defined within the Product Flow Model</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="productFlowModel" type="witsml:refNameString" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The Product Flow Model that represents the above Product Flow Unit.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="standardTempPres" type="witsml:StandardTempPress" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Defines the standard temperature and pressure to which all standard volumes in this report have been corrected. This applies to all elements whose name is suffixed by StdTempPres.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:choice minOccurs="1" maxOccurs="1">
-<xsd:element name="fluidLevelTest" type="witsml:cs_fluidLevelTest" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Data from a fluid level test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="productionTest" type="witsml:cs_productionTestData" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Data from a production test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="injectionTest" type="witsml:cs_injectionTestData" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Data from an injection test.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
 </xsd:choice>
 </xsd:sequence>
 </xsd:group>
 </xsd:schema>