-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 B1gf9cgQYeRNB07QwFoQpQ==

<SEC-DOCUMENT>0001209191-09-018916.txt : 20090331
<SEC-HEADER>0001209191-09-018916.hdr.sgml : 20090331
<ACCEPTANCE-DATETIME>20090331144814
ACCESSION NUMBER:		0001209191-09-018916
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090330
FILED AS OF DATE:		20090331
DATE AS OF CHANGE:		20090331

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KIRK STEPHEN F
		CENTRAL INDEX KEY:			0001015037

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13651
		FILM NUMBER:		09718080

	MAIL ADDRESS:	
		STREET 1:		29400 LAKELAND BLVD
		CITY:			WICKLIFFE
		STATE:			OH
		ZIP:			44092

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>
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    <schemaVersion>X0303</schemaVersion>

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    <periodOfReport>2009-03-30</periodOfReport>

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    <issuer>
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        <issuerName>ROBBINS &amp; MYERS INC</issuerName>
        <issuerTradingSymbol>RBN</issuerTradingSymbol>
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            <rptOwnerStreet1>THE LUBRIZOL CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>29400 LAKELAND BOULEVARD</rptOwnerStreet2>
            <rptOwnerCity>WICKLIFFE</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44092-2298</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
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            <transactionDate>
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                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>400</value>
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                <transactionPricePerShare>
                    <value>14.89</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9110</value>
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                    <value>D</value>
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            <transactionDate>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
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            <transactionAmounts>
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                    <value>300</value>
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                <transactionPricePerShare>
                    <value>14.90</value>
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                <transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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                <transactionPricePerShare>
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                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
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            <transactionAmounts>
                <transactionShares>
                    <value>100</value>
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                <transactionPricePerShare>
                    <value>14.95</value>
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                <transactionAcquiredDisposedCode>
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                    <value>14.97</value>
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                <directOrIndirectOwnership>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <value></value>
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                <transactionShares>
                    <value>100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>14.98</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <transactionPricePerShare>
                    <value>14.99</value>
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                <transactionAcquiredDisposedCode>
                    <value>A</value>
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    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>STEPHEN F. KIRK

by: /s/ Linn S. Harson, Attorney-in-Fact pursuant to previously filed Power of Attorney</signatureName>
        <signatureDate>2009-03-31</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----