公开(公告)号：US3201337A

公开(公告)日：1965-08-17

申请号：US10969261

申请日：1961-05-12

Applicant: ALLIED CHEM

Inventor： EICHELBERGER WILLIAM C ,  HARTFORD WINSLOW H

IPC: B01J19/12 ,  C01B7/01 ,  C01B7/07

CPC classification number: B01J19/123 ,  C01B7/012 ,  C01B7/0743

公开(公告)号：US3557231A

公开(公告)日：1971-01-19

申请号：US3557231D

申请日：1969-05-05

Applicant: ALLIED CHEM

Inventor： KURTZ BRUCE E ,  FOLLOWS ALAN G ,  HARTFORD WINSLOW H

IPC: C07C17/361 ,  C07C17/00

CPC classification number: C07C17/361 ,  C07C19/03

Abstract: THIS INVENTION RELATES TO THE PREPARATION OF CHLOROMETHANES FROM METHYL CHLOROMETHYL ETHER BY REACTING AT ELEVATED TEMPERATURES METHYL CHLOROMETHYL ETHER WITH HYDROGEN CHLORIDE IN THE PRESENCE OF A ETHER-CLEAVING AGENT COMPRISING SULFUR TRIOXIDE DISSOLVED IN SULFURIC ACID, AND PREFERABLY HAVING DISSOLVED THEREIN A MINOR AMOUNT OF MERCURY. THE METHYL CHLOROMETHYL ETHER ID PREPARED BY REACTING ESSENTIALLY EQUIMOLAR PROPORTIONS OF METHYL ALCOHOL AND FORMALDEHYDE AND CONTACTING THIS MIXTURE IN COUNTERCURRENT RELATIONSHIP WITH HYDROGEN CHLORIDE IN A REACTION VESSEL AT ELEVATED TEMPERATURES.

公开(公告)号：US3691027A

公开(公告)日：1972-09-12

申请号：US3691027D

申请日：1970-06-16

Applicant: ALLIED CHEM

Inventor： HARTFORD WINSLOW H ,  SMALLEY EDMUND W

IPC: C25D3/56 ,  C25D5/14 ,  C23B5/32 ,  C23B5/50

CPC classification number: C25D5/14 ,  C25D3/565 ,  Y10S205/917

Abstract: CORROSION RESISTANT CHROMIUM PLATED ARTICLES AND A METHOD FOR PRODUCING THEM IS PROVIDED WHEREIN A DECORATIVE AND PROTECTIVE MULTI-LAYER ELECTROPLATE IS APPLIED ON A BASIS METAL COMPRISING SUCCESSIVE LAYERS OF A ZINC-NICKEL ALLOY, A NICKEL PLATE AND A DECORATIVE AND PROTECTIVE CHROMIUM PLATE.

公开(公告)号：US3309172A

公开(公告)日：1967-03-14

申请号：US40722264

申请日：1964-10-28

Applicant: ALLIED CHEM

Inventor： HARTFORD WINSLOW H ,  HOYT ERNEST B

IPC: C01G37/04

CPC classification number: C01G37/04

公开(公告)号：US3305303A

公开(公告)日：1967-02-21

申请号：US40723464

申请日：1964-10-28

Applicant: ALLIED CHEM

Inventor： HARTFORD WINSLOW H ,  HOYT ERNEST B

IPC: C01G37/04

CPC classification number: C01G37/04

公开(公告)号：US3216817A

公开(公告)日：1965-11-09

申请号：US26603163

申请日：1963-03-18

Applicant: ALLIED CHEM

Inventor： HARTFORD WINSLOW H ,  KELLY WALTER R ,  OECHSLI BERNARD L ,  KURTZ BRUCE E

IPC: C22B34/32

CPC classification number: C22B34/32

公开(公告)号：US3438724A

公开(公告)日：1969-04-15

申请号：US3438724D

申请日：1964-03-12

Applicant: ALLIED CHEM

Inventor： HARTFORD WINSLOW H ,  KELLY WALTER R

IPC: C01B13/14 ,  C01G37/14 ,  C01G49/00 ,  C01G37/00 ,  C04B35/42

CPC classification number: C01G37/14 ,  C01B13/14 ,  C01P2002/34 ,  C01P2002/50

公开(公告)号：US2764553A

公开(公告)日：1956-09-25

申请号：US40525854

申请日：1954-01-20

Applicant: ALLIED CHEM & DYE CORP

Inventor： HARTFORD WINSLOW H

IPC: C09K5/20

CPC classification number: C09K5/20