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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 00lWq9WGiMZnpa2FnrgvUg==

<SEC-DOCUMENT>0001209191-09-028441.txt : 20090522
<SEC-HEADER>0001209191-09-028441.hdr.sgml : 20090522
<ACCEPTANCE-DATETIME>20090522160604
ACCESSION NUMBER:		0001209191-09-028441
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090520
FILED AS OF DATE:		20090522
DATE AS OF CHANGE:		20090522

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MHM & CO LTD
		CENTRAL INDEX KEY:			0000769034

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13651
		FILM NUMBER:		09849372

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ROBBINS & MYERS INC
		CENTRAL INDEX KEY:			0000084290
		STANDARD INDUSTRIAL CLASSIFICATION:	PUMPS & PUMPING EQUIPMENT [3561]
		IRS NUMBER:				310424220
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		1400 KETTERING TWR
		CITY:			DAYTON
		STATE:			OH
		ZIP:			45423
		BUSINESS PHONE:		9372222610

	MAIL ADDRESS:	
		STREET 1:		1400 KETTERING TOWER
		CITY:			DAYTON
		STATE:			OH
		ZIP:			45423
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-05-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000084290</issuerCik>
        <issuerName>ROBBINS &amp; MYERS INC</issuerName>
        <issuerTradingSymbol>RBN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000769034</rptOwnerCik>
            <rptOwnerName>MHM &amp; CO LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>830 HANNA BUILDING</rptOwnerStreet1>
            <rptOwnerStreet2>1422 EUCLID AVENUE</rptOwnerStreet2>
            <rptOwnerCity>CLEVELAND</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44115</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares, without par value</value>
            </securityTitle>
            <transactionDate>
                <value>2009-05-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>442402</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.95</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5546106</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The reporting person disposed of 442,402 common shares, without par value, of the Issuer pursuant to the terms of a Partnership Interest Redemption Agreement, dated April 30, 1999.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Creighton B. Murch, President of Maynard H. Murch Co., Managing Partner</signatureName>
        <signatureDate>2009-05-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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