diff --git a/Kernel.xsd b/Kernel.xsd
index 8716ccae..1f9de6f0 100644
--- a/Kernel.xsd
+++ b/Kernel.xsd
@@ -1318,9 +1318,8 @@
                         maxOccurs="unbounded" minOccurs="0">
                         <annotation>
                             <appinfo>diggs:AbstractEquipment</appinfo>
-                            <documentation>A property element that supports a value by reference
-                                only. The target value is indicated in the appinfo
-                                element.</documentation>
+                            <documentation>Contains or references an Equipment object. Any concrete object that substitutes for AbstractEquipment can be contained or referenced by this property.
+</documentation>
                         </annotation>
                     </element>
                     <element minOccurs="0" name="testingEnvironment"
@@ -2000,6 +1999,12 @@
                         type="diggs:CuttingToolArrayPropertyType"/>
                     <element minOccurs="0" name="drillPipeInfo"
                         type="diggs:DrillPipeArrayPropertyType"/>
+                    <element minOccurs="0" name="hydraulicFluidFlowRate"
+                        type="eml:VolumePerTimeMeasureExt">
+                        <annotation>
+                            <documentation>The flow rate of the hydraulic fluid.</documentation>
+                        </annotation>
+                    </element>
                 </sequence>
             </extension>
         </complexContent>
@@ -6365,14 +6370,12 @@ DSB: REMOVED FROM PROFILE
                     <element minOccurs="0" name="procedureRef" type="diggs:FeatureReferenceType"/>
                     <element name="detectorRef" type="gml:ReferenceType" minOccurs="0" maxOccurs="1">
                         <annotation>
-                            <appinfo source="urn:x-gml:targetElement">diggs:Equipment</appinfo>
+                            <appinfo>diggs:Detector</appinfo>
                             <documentation>A property element that supports a value by reference
                                 only. The target value is indicated in the appinfo
                                 element.</documentation>
-                            <documentation>A reference to the source tool, or sensor, of a piece of
-                                equipment, used to measure this property, if applicable. Generally
-                                used for well log,downhole logging procedures, or monitoring
-                                equipment.</documentation>
+                            <documentation>A reference to the source detector within a sensor used to measure this property, if applicable. Generally
+                                used for well log,downhole logging procedures, monitorin equipment, or MWD readings.</documentation>
                         </annotation>
                     </element>
                     <element maxOccurs="unbounded" minOccurs="0" name="detectionLimits"
@@ -9314,7 +9317,7 @@ boulder - for ASTM, particles above 300 mm; for boulder, particles above 256 mm<
             <extension base="diggs:AbstractMeasurementType">
                 <sequence>
                     <element name="outcome" type="diggs:MWDResultPropertyType"/>
-                    <element minOccurs="1" name="procedure" type="diggs:MWDProcedurePropertyType"/>
+                    <element minOccurs="0" name="procedure" type="diggs:MWDProcedurePropertyType"/>
                 </sequence>
             </extension>
         </complexContent>